{"id":8160,"date":"2025-08-04T12:23:45","date_gmt":"2025-08-04T16:23:45","guid":{"rendered":"https:\/\/sudbury.ma.us\/conservationcommission\/?page_id=8160"},"modified":"2025-12-30T11:47:58","modified_gmt":"2025-12-30T16:47:58","slug":"grist-mill-pond-water-chestnut-management","status":"publish","type":"page","link":"https:\/\/sudbury.ma.us\/conservationcommission\/grist-mill-pond-water-chestnut-management\/","title":{"rendered":"Grist Mill Pond Water Chestnut Management"},"content":{"rendered":"<table style=\"width: 100%;border-collapse: collapse;border-style: solid;border-color: #000000;height: 473px\" border=\"1\" cellspacing=\"1\" cellpadding=\"5\">\n<tbody>\n<tr style=\"height: 111px\">\n<td style=\"width: 100%;height: 111px;text-align: center\">Located on Wayside Inn Road, Grist Mill Pond is a 16.7-acre man-made impoundment, with a 2.84 square mile watershed, suffering from eutrophication. As the the most impacted of the three ponds, approximately 14.5 acres of the pond was covered by water chestnut and is considered by the State to be impaired due to the presence of non-native aquatic plants, low dissolved oxygen, excess algal growth, fecal coliform and high total phosphorus. Bathymetric mapping has determined the average depth of the pond to be between 2.2 and 4.8 feet with a maximum depth between 8.5 and 9.8. This shallow depth allows light to penetrate to the pond bottom. The soft, nutrient rich, sediment was found to have an average thickness of 0.6-1.4 feet, and a maximum depth of 3-6.5 feet. Pre-treatment mapping of water chestnut in 2023 demonstrated that the population has been reduced to about 1\/3 of the original population.<\/p>\n<p><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Grist-Mill-PreTreatment-Survey.jpg?version=35dad434b362a14f872200c1d4242f67\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-7117 alignnone\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Grist-Mill-PreTreatment-Survey-232x300.jpg\" alt=\"\" width=\"375\" height=\"485\" srcset=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Grist-Mill-PreTreatment-Survey-232x300.jpg 232w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Grist-Mill-PreTreatment-Survey-791x1024.jpg 791w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Grist-Mill-PreTreatment-Survey-768x994.jpg 768w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Grist-Mill-PreTreatment-Survey-1187x1536.jpg 1187w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Grist-Mill-PreTreatment-Survey.jpg 1275w\" sizes=\"(max-width: 375px) 100vw, 375px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-2020-Pretreatment.jpg?version=2bab72a5814558ee8467c39d1dcdef4e\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-8429\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-2020-Pretreatment-150x150.jpg\" alt=\"\" width=\"543\" height=\"543\" srcset=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-2020-Pretreatment-150x150.jpg 150w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-2020-Pretreatment-300x300.jpg 300w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-2020-Pretreatment-400x400.jpg 400w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-2020-Pretreatment-600x600.jpg 600w\" sizes=\"(max-width: 543px) 100vw, 543px\" \/><\/a><\/td>\n<\/tr>\n<tr style=\"height: 81px\">\n<td style=\"width: 100%;height: 81px;text-align: center\"><span class=\"marginB10\"><strong>2020: Treatment Year 1<\/strong><\/span><\/p>\n<article class=\"text-token-text-primary w-full focus:outline-none scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-testid=\"conversation-turn-4\" data-scroll-anchor=\"true\" data-turn=\"assistant\">\n<div class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @[37rem]:[--thread-content-margin:--spacing(6)] @[72rem]:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\">\n<div class=\"[--thread-content-max-width:32rem] @[34rem]:[--thread-content-max-width:40rem] @[64rem]:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\">\n<div class=\"flex max-w-full flex-col grow\">\n<div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+&amp;]:mt-5\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"b64ac8a0-f749-4025-a3b3-39fbf1b33e35\" data-message-model-slug=\"gpt-4o\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\">\n<div class=\"markdown prose dark:prose-invert w-full break-words light markdown-new-styling\">\n<p data-start=\"102\" data-end=\"318\" data-is-last-node=\"\" data-is-only-node=\"\">The pond was treated twice during the season of <strong>2020<\/strong>. Dense water chestnut growth covered most of the surface at the start, but treatments were highly effective, significantly increasing open water and leaving only a few small patches of plants by the end of the season..<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"aria-live=polite absolute\">\n<div class=\"flex items-center justify-center\"><span class=\"flex items-center gap-1.5 select-none\"><span class=\"sr-only whitespace-nowrap! md:not-sr-only\">Ask ChatGPT<\/span><\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/article>\n<p><strong><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/HopBrookPds20_SurveyRpt.pdf?version=07db47586687afe1d8f5de665a949124\">Hop Brook Ponds 2020 Survey Report<\/a><\/strong><\/p>\n<p><strong><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/HopBrookPds20_YEReport_full_sm.pdf?version=04426ab24cfb79bc711d77c87ad4ebbc\">Hop Brook Ponds 2020 Year End Report<\/a><\/strong><\/p>\n<p><iframe loading=\"lazy\" title=\"Grist Mill Pond Waterchestnut Management\" width=\"584\" height=\"329\" src=\"https:\/\/www.youtube.com\/embed\/yVmRvBXB4TI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<div aria-live=\"polite\" id=\"soliloquy-container-8294_1\" class=\"soliloquy-container soliloquy-transition-fade  soliloquy-theme-base\" style=\"max-width:980px;max-height:653px;\"><ul id=\"soliloquy-8294_1\" class=\"soliloquy-slider soliloquy-slides soliloquy-wrap soliloquy-clear\"><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-1 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8295\" class=\"soliloquy-image soliloquy-image-1\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Treatment-Photo-7-scaled-980x653_c.jpg\" alt=\"Grist Mill Treatment Photo 7\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-2 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8296\" class=\"soliloquy-image soliloquy-image-2\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Treatment-Photo-8-scaled-980x653_c.jpg\" alt=\"Grist Mill Treatment Photo 8\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-3 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8297\" class=\"soliloquy-image soliloquy-image-3\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Treatment-Photo-9-scaled-980x653_c.jpg\" alt=\"Grist Mill Treatment Photo 9\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-4 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8298\" class=\"soliloquy-image soliloquy-image-4\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Treatment-Photo-1-scaled-980x653_c.jpg\" alt=\"Grist Mill Treatment Photo 1\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-5 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8299\" class=\"soliloquy-image soliloquy-image-5\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Treatment-Photo-2-scaled-980x653_c.jpg\" alt=\"Grist Mill Treatment Photo 2\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-6 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8300\" class=\"soliloquy-image soliloquy-image-6\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Treatment-Photo-3-scaled-980x653_c.jpg\" alt=\"Grist Mill Treatment Photo 3\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-7 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8301\" class=\"soliloquy-image soliloquy-image-7\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Treatment-Photo-4-scaled-980x653_c.jpg\" alt=\"Grist Mill Treatment Photo 4\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-8 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8302\" class=\"soliloquy-image soliloquy-image-8\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Treatment-Photo-5-scaled-980x653_c.jpg\" alt=\"Grist Mill Treatment Photo 5\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-9 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8303\" class=\"soliloquy-image soliloquy-image-9\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Treatment-Photo-6-scaled-980x653_c.jpg\" alt=\"Grist Mill Treatment Photo 6\" \/><\/li><\/ul><\/div><noscript><style type=\"text\/css\">#soliloquy-container-8294_1{opacity:1}<\/style><\/noscript><\/td>\n<\/tr>\n<tr style=\"height: 81px\">\n<td style=\"width: 100%;height: 81px;text-align: center\"><span class=\"marginB10\"><strong>2021: Treatment Year 2<\/strong><\/span>In <strong>2021<\/strong>, treatments were initially effective because there was extensive regrowth later in the season.<\/p>\n<div aria-live=\"polite\" id=\"soliloquy-container-8367_2\" class=\"soliloquy-container soliloquy-transition-fade  soliloquy-theme-base\" style=\"max-width:980px;max-height:653px;\"><ul id=\"soliloquy-8367_2\" class=\"soliloquy-slider soliloquy-slides soliloquy-wrap soliloquy-clear\"><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-1 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8368\" class=\"soliloquy-image soliloquy-image-1\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0806-scaled-980x653_c.jpg\" alt=\"IMG_0806\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-2 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8369\" class=\"soliloquy-image soliloquy-image-2\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0807-scaled-980x653_c.jpg\" alt=\"IMG_0807\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-3 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8370\" class=\"soliloquy-image soliloquy-image-3\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0808-scaled-980x653_c.jpg\" alt=\"IMG_0808\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-4 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8371\" class=\"soliloquy-image soliloquy-image-4\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0809-scaled-980x653_c.jpg\" alt=\"IMG_0809\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-5 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8372\" class=\"soliloquy-image soliloquy-image-5\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0810-scaled-980x653_c.jpg\" alt=\"IMG_0810\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-6 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8373\" class=\"soliloquy-image soliloquy-image-6\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0811-scaled-980x653_c.jpg\" alt=\"IMG_0811\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-7 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8374\" class=\"soliloquy-image soliloquy-image-7\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0812-scaled-980x653_c.jpg\" alt=\"IMG_0812\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-8 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8375\" class=\"soliloquy-image soliloquy-image-8\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0813-scaled-980x653_c.jpg\" alt=\"IMG_0813\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-9 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8376\" class=\"soliloquy-image soliloquy-image-9\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0814-scaled-980x653_c.jpg\" alt=\"IMG_0814\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-10 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8377\" class=\"soliloquy-image soliloquy-image-10\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0815-scaled-980x653_c.jpg\" alt=\"IMG_0815\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-11 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8378\" class=\"soliloquy-image soliloquy-image-11\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0816-scaled-980x653_c.jpg\" alt=\"IMG_0816\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-12 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8379\" class=\"soliloquy-image soliloquy-image-12\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0817-scaled-980x653_c.jpg\" alt=\"IMG_0817\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-13 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8380\" class=\"soliloquy-image soliloquy-image-13\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0818-scaled-980x653_c.jpg\" alt=\"IMG_0818\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-14 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8381\" class=\"soliloquy-image soliloquy-image-14\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0819-scaled-980x653_c.jpg\" alt=\"IMG_0819\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-15 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8382\" class=\"soliloquy-image soliloquy-image-15\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0820-scaled-980x653_c.jpg\" alt=\"IMG_0820\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-16 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8383\" class=\"soliloquy-image soliloquy-image-16\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0821-scaled-980x653_c.jpg\" alt=\"IMG_0821\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-17 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8384\" class=\"soliloquy-image soliloquy-image-17\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0822-scaled-980x653_c.jpg\" alt=\"IMG_0822\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-18 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8385\" class=\"soliloquy-image soliloquy-image-18\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0840-scaled-980x653_c.jpg\" alt=\"IMG_0840\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-19 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8386\" class=\"soliloquy-image soliloquy-image-19\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0841-scaled-980x653_c.jpg\" alt=\"IMG_0841\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-20 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8387\" class=\"soliloquy-image soliloquy-image-20\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0842-scaled-980x653_c.jpg\" alt=\"IMG_0842\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-21 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8388\" class=\"soliloquy-image soliloquy-image-21\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0843-scaled-980x653_c.jpg\" alt=\"IMG_0843\" \/><\/li><\/ul><\/div><noscript><style type=\"text\/css\">#soliloquy-container-8367_2{opacity:1}<\/style><\/noscript><\/td>\n<\/tr>\n<tr style=\"height: 81px\">\n<td style=\"width: 100%;height: 35px\">\n<p style=\"text-align: center\"><strong>2022: Treatment Year 3<\/strong><\/p>\n<p style=\"text-align: center\">The pond received multiple treatments in <strong>2022<\/strong>. Follow-up surveys showed continued improvement, with water chestnut reduced to trace to moderate levels, mainly along the shoreline and in the western half. Most remaining plants were unhealthy, and the eastern half of the pond remained mostly open water.<\/p>\n<p style=\"text-align: center\"><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-105921.png?version=60e6a2425e4abaed6051fd565b9a4e64\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-8248 \" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-105921-e1754319697605-150x150.png\" alt=\"\" width=\"516\" height=\"516\" srcset=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-105921-e1754319697605-150x150.png 150w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-105921-e1754319697605-300x300.png 300w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-105921-e1754319697605-400x400.png 400w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-105921-e1754319697605-600x600.png 600w\" sizes=\"(max-width: 516px) 100vw, 516px\" \/><\/a><\/p>\n<p style=\"text-align: center\"><strong><a style=\"color: #004a81\" href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Hop.Brook_.Ponds_2022.Pre_.Treatment.Docs_.pdf?version=57a5487407d56c4937e8ada9d080d6fe\">Hop Brook Ponds 2022 Pre-Treatment Report<\/a><\/strong><\/p>\n<div aria-live=\"polite\" id=\"soliloquy-container-8410_3\" class=\"soliloquy-container soliloquy-transition-fade  soliloquy-theme-base\" style=\"max-width:980px;max-height:653px;\"><ul id=\"soliloquy-8410_3\" class=\"soliloquy-slider soliloquy-slides soliloquy-wrap soliloquy-clear\"><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-1 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8411\" class=\"soliloquy-image soliloquy-image-1\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0856-1-scaled-980x653_c.jpg\" alt=\"IMG_0856\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-2 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8412\" class=\"soliloquy-image soliloquy-image-2\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0857-1-scaled-980x653_c.jpg\" alt=\"IMG_0857\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-3 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8413\" class=\"soliloquy-image soliloquy-image-3\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0858-1-scaled-980x653_c.jpg\" alt=\"IMG_0858\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-4 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8414\" class=\"soliloquy-image soliloquy-image-4\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0859-1-scaled-980x653_c.jpg\" alt=\"IMG_0859\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-5 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8415\" class=\"soliloquy-image soliloquy-image-5\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0860-1-scaled-980x653_c.jpg\" alt=\"IMG_0860\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-6 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8416\" class=\"soliloquy-image soliloquy-image-6\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0861-1-scaled-980x653_c.jpg\" alt=\"IMG_0861\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-7 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8417\" class=\"soliloquy-image soliloquy-image-7\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0862-1-scaled-980x653_c.jpg\" alt=\"IMG_0862\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-8 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8418\" class=\"soliloquy-image soliloquy-image-8\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0863-1-scaled-980x653_c.jpg\" alt=\"IMG_0863\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-9 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8419\" class=\"soliloquy-image soliloquy-image-9\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0864-1-scaled-980x653_c.jpg\" alt=\"IMG_0864\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-10 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8420\" class=\"soliloquy-image soliloquy-image-10\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0865-1-scaled-980x653_c.jpg\" alt=\"IMG_0865\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-11 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8421\" class=\"soliloquy-image soliloquy-image-11\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0873-1-scaled-980x653_c.jpg\" alt=\"IMG_0873\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-12 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8422\" class=\"soliloquy-image soliloquy-image-12\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0874-1-scaled-980x653_c.jpg\" alt=\"IMG_0874\" \/><\/li><\/ul><\/div><noscript><style type=\"text\/css\">#soliloquy-container-8410_3{opacity:1}<\/style><\/noscript>\n<p style=\"text-align: center\"><strong><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Hop.Brook_.Ponds_Field.Notes_7.7.2022.pdf?version=f49095370f58532d8a30295bc1e686dc\">Hop Brook Ponds Field Notes 7.7.2022<\/a><\/strong><\/p>\n<p style=\"text-align: center\"><strong><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Hop.Brook_.Ponds_Field.Notes_7.21.2022.pdf?version=9b940d518b79ebb2dd883330de4ce8e8\">Hop Brook Ponds Field Notes 7.21.2022<\/a><\/strong><\/p>\n<p style=\"text-align: center\"><strong><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Hop.Brook_.Ponds_Field.Notes_9.8.2022.pdf?version=f9de8a0ed8c6729612eb1a569d10e3c0\">Hop Brook Ponds Field Notes 9.8.2022<\/a><\/strong><\/p>\n<p style=\"text-align: center\"><strong><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Hop.Brook_.Ponds_2022.YER_Compressed.pdf?version=be86141173f054bf65a343e568427e97\">Hop Brook Ponds 2022 Year End Report<\/a><\/strong><\/p>\n<\/td>\n<\/tr>\n<tr style=\"height: 81px\">\n<td style=\"width: 100%;height: 84px\">\n<p style=\"text-align: center\"><strong>2023: Treatment Year 4<\/strong><\/p>\n<p><iframe loading=\"lazy\" title=\"Sudbury Grist Mill Pond - Water Chestnut Drone Tour\" width=\"584\" height=\"329\" src=\"https:\/\/www.youtube.com\/embed\/PLtpkO7yp7M?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p style=\"text-align: center\"><a href=\"https:\/\/youtu.be\/GiDVa8unXh8\">Audio Description<\/a><\/p>\n<table style=\"border-collapse: collapse;width: 100%\">\n<tbody>\n<tr>\n<td style=\"width: 33.3333%\"><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-111023.png?version=545b0cae5ae7fc63d1e440a8709a50a6\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-8249 alignleft\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-111023-150x150.png\" alt=\"\" width=\"273\" height=\"273\" srcset=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-111023-150x150.png 150w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-111023-300x300.png 300w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-111023-400x400.png 400w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-111023-600x600.png 600w\" sizes=\"(max-width: 273px) 100vw, 273px\" \/><\/a><\/td>\n<td style=\"width: 33.3333%\">\n<p style=\"text-align: center\"><strong><a href=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2024\/08\/Hop.Brook_.Ponds_2023.Survey.info_Pre-Treatment.Docs_.pdf?version=525c9db0e32e1ac93ecffee44208287d\">Hop Brook Ponds 2023 Pre-Treatment. Report<\/a><\/strong><\/p>\n<p style=\"text-align: center\"><strong><a href=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2024\/08\/Hop.Brook_.Ponds_2023.YER_DEP.301-1283.pdf?version=c53181ea61c8cc7d90bfe62513b6ee5b\">Hop Brook Ponds 2023 Year End Report<\/a><\/strong><\/p>\n<\/td>\n<td style=\"width: 33.3333%\"><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-111112.png?version=eb8554ac18cb95c37cd3b7a263f6ca02\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-8250 alignright\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-111112-150x150.png\" alt=\"\" width=\"273\" height=\"273\" srcset=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-111112-150x150.png 150w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-111112-300x300.png 300w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-111112-400x400.png 400w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Screenshot-2025-08-04-111112-600x600.png 600w\" sizes=\"(max-width: 273px) 100vw, 273px\" \/><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div aria-live=\"polite\" id=\"soliloquy-container-8410_4\" class=\"soliloquy-container soliloquy-transition-fade  soliloquy-theme-base\" style=\"max-width:980px;max-height:653px;\"><ul id=\"soliloquy-8410_4\" class=\"soliloquy-slider soliloquy-slides soliloquy-wrap soliloquy-clear\"><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-1 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8411\" class=\"soliloquy-image soliloquy-image-1\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0856-1-scaled-980x653_c.jpg\" alt=\"IMG_0856\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-2 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8412\" class=\"soliloquy-image soliloquy-image-2\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0857-1-scaled-980x653_c.jpg\" alt=\"IMG_0857\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-3 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8413\" class=\"soliloquy-image soliloquy-image-3\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0858-1-scaled-980x653_c.jpg\" alt=\"IMG_0858\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-4 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8414\" class=\"soliloquy-image soliloquy-image-4\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0859-1-scaled-980x653_c.jpg\" alt=\"IMG_0859\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-5 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8415\" class=\"soliloquy-image soliloquy-image-5\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0860-1-scaled-980x653_c.jpg\" alt=\"IMG_0860\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-6 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8416\" class=\"soliloquy-image soliloquy-image-6\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0861-1-scaled-980x653_c.jpg\" alt=\"IMG_0861\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-7 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8417\" class=\"soliloquy-image soliloquy-image-7\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0862-1-scaled-980x653_c.jpg\" alt=\"IMG_0862\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-8 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8418\" class=\"soliloquy-image soliloquy-image-8\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0863-1-scaled-980x653_c.jpg\" alt=\"IMG_0863\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-9 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8419\" class=\"soliloquy-image soliloquy-image-9\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0864-1-scaled-980x653_c.jpg\" alt=\"IMG_0864\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-10 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8420\" class=\"soliloquy-image soliloquy-image-10\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0865-1-scaled-980x653_c.jpg\" alt=\"IMG_0865\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-11 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8421\" class=\"soliloquy-image soliloquy-image-11\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0873-1-scaled-980x653_c.jpg\" alt=\"IMG_0873\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-12 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8422\" class=\"soliloquy-image soliloquy-image-12\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_0874-1-scaled-980x653_c.jpg\" alt=\"IMG_0874\" \/><\/li><\/ul><\/div><noscript><style type=\"text\/css\">#soliloquy-container-8410_4{opacity:1}<\/style><\/noscript>\n<div aria-live=\"polite\" id=\"soliloquy-container-8428_5\" class=\"soliloquy-container soliloquy-transition-fade  soliloquy-theme-base\" style=\"max-width:980px;max-height:653px;\"><ul id=\"soliloquy-8428_5\" class=\"soliloquy-slider soliloquy-slides soliloquy-wrap soliloquy-clear\"><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-1 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8454\" class=\"soliloquy-image soliloquy-image-1\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-4-scaled-980x653_c.jpg\" alt=\"Grist Mill 4\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-2 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8455\" class=\"soliloquy-image soliloquy-image-2\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/IMG_1216-scaled-980x653_c.jpg\" alt=\"IMG_1216\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-3 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8456\" class=\"soliloquy-image soliloquy-image-3\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00017-scaled-980x653_c.jpg\" alt=\"YUN00017\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-4 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8457\" class=\"soliloquy-image soliloquy-image-4\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00018-scaled-980x653_c.jpg\" alt=\"YUN00018\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-5 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8458\" class=\"soliloquy-image soliloquy-image-5\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00019-scaled-980x653_c.jpg\" alt=\"YUN00019\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-6 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8459\" class=\"soliloquy-image soliloquy-image-6\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00020-scaled-980x653_c.jpg\" alt=\"YUN00020\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-7 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8460\" class=\"soliloquy-image soliloquy-image-7\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00021-scaled-980x653_c.jpg\" alt=\"YUN00021\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-8 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8461\" class=\"soliloquy-image soliloquy-image-8\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00022-scaled-980x653_c.jpg\" alt=\"YUN00022\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-9 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8462\" class=\"soliloquy-image soliloquy-image-9\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00023-scaled-980x653_c.jpg\" alt=\"YUN00023\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-10 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8463\" class=\"soliloquy-image soliloquy-image-10\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00024-scaled-980x653_c.jpg\" alt=\"YUN00024\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-11 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8464\" class=\"soliloquy-image soliloquy-image-11\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00025-scaled-980x653_c.jpg\" alt=\"YUN00025\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-12 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8465\" class=\"soliloquy-image soliloquy-image-12\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00026-scaled-980x653_c.jpg\" alt=\"YUN00026\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-13 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8466\" class=\"soliloquy-image soliloquy-image-13\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00027-scaled-980x653_c.jpg\" alt=\"YUN00027\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-14 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8467\" class=\"soliloquy-image soliloquy-image-14\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00028-scaled-980x653_c.jpg\" alt=\"YUN00028\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-15 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8468\" class=\"soliloquy-image soliloquy-image-15\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00029-scaled-980x653_c.jpg\" alt=\"YUN00029\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-16 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8469\" class=\"soliloquy-image soliloquy-image-16\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00030-scaled-980x653_c.jpg\" alt=\"YUN00030\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-17 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8470\" class=\"soliloquy-image soliloquy-image-17\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00031-scaled-980x653_c.jpg\" alt=\"YUN00031\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-18 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8471\" class=\"soliloquy-image soliloquy-image-18\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00032-scaled-980x653_c.jpg\" alt=\"YUN00032\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-19 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8472\" class=\"soliloquy-image soliloquy-image-19\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00033-scaled-980x653_c.jpg\" alt=\"YUN00033\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-20 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8473\" class=\"soliloquy-image soliloquy-image-20\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00034-scaled-980x653_c.jpg\" alt=\"YUN00034\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-21 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8474\" class=\"soliloquy-image soliloquy-image-21\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00035-scaled-980x653_c.jpg\" alt=\"YUN00035\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-22 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8475\" class=\"soliloquy-image soliloquy-image-22\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00037-scaled-980x653_c.jpg\" alt=\"YUN00037\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-23 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8476\" class=\"soliloquy-image soliloquy-image-23\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00038-scaled-980x653_c.jpg\" alt=\"YUN00038\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-24 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8477\" class=\"soliloquy-image soliloquy-image-24\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00039-scaled-980x653_c.jpg\" alt=\"YUN00039\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-25 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8478\" class=\"soliloquy-image soliloquy-image-25\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00040-scaled-980x653_c.jpg\" alt=\"YUN00040\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-26 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8479\" class=\"soliloquy-image soliloquy-image-26\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00041-scaled-980x653_c.jpg\" alt=\"YUN00041\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-27 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8480\" class=\"soliloquy-image soliloquy-image-27\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00042-scaled-980x653_c.jpg\" alt=\"YUN00042\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-28 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8481\" class=\"soliloquy-image soliloquy-image-28\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00043-scaled-980x653_c.jpg\" alt=\"YUN00043\" \/><\/li><li aria-hidden=\"true\" class=\"soliloquy-item soliloquy-item-29 soliloquy-image-slide\" draggable=\"false\" style=\"list-style:none\"><img id=\"soliloquy-image-8482\" class=\"soliloquy-image soliloquy-image-29\" src=\"https:\/\/cdn.sudbury.ma.us\/wp-content\/uploads\/sites\/273\/2025\/08\/YUN00044-scaled-980x653_c.jpg\" alt=\"YUN00044\" \/><\/li><\/ul><\/div><noscript><style type=\"text\/css\">#soliloquy-container-8428_5{opacity:1}<\/style><\/noscript><\/td>\n<\/tr>\n<tr style=\"height: 81px\">\n<td style=\"width: 100%;height: 81px\">\n<p style=\"text-align: center\"><strong>2024: Treatment Year 5<\/strong><\/p>\n<table style=\"border-collapse: collapse;width: 100%\">\n<tbody>\n<tr>\n<td style=\"width: 33.3333%\"><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Pond-Drone-Photo-scaled.jpg?version=3ff18dde3203910076096127f44556bd\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-8247\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Pond-Drone-Photo-150x150.jpg\" alt=\"\" width=\"273\" height=\"273\" srcset=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Pond-Drone-Photo-150x150.jpg 150w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Pond-Drone-Photo-300x300.jpg 300w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Pond-Drone-Photo-400x400.jpg 400w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Pond-Drone-Photo-600x600.jpg 600w\" sizes=\"(max-width: 273px) 100vw, 273px\" \/><\/a><\/td>\n<td style=\"width: 33.3333%\">\n<p style=\"text-align: center\"><strong><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Hop.Brook_.Ponds_Pre.Survey.Info_2024.pdf?version=fef23cdfec938e6b5de763ea7d1f293c\">Hop Brook Ponds Pre-Survey Report <\/a><\/strong><\/p>\n<p style=\"text-align: center\"><strong><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Hop.Brook_.Ponds_Field.Notes_7.2.2024.pdf?version=8abaec72ac1c06cc361359a2e4a32553\">Hop Brook Ponds Field Notes 7.2.2024<\/a><\/strong><\/p>\n<p style=\"text-align: center\"><strong><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2024\/08\/Hop.Brook_.Ponds_Field.Notes_8.1.2024.pdf?version=d4b562e1f21f45f54628a67eb2c5259f\">Hop Brook Ponds Field Notes 8.1.2024<\/a><\/strong><\/p>\n<p style=\"text-align: center\"><strong><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Hop-Brook-Ponds-2024-YER.pdf?version=0a2fe83df33fc0e69b5359ee7a29fe96\">Hop Brook Ponds 2024 Year End Report<\/a><\/strong><\/p>\n<\/td>\n<td style=\"width: 33.3333%\"><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Pond-.jpg?version=b5a698f7ddf4b3aa04dc43d892fd8352\"><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-8246 alignright\" src=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Pond--150x150.jpg\" alt=\"\" width=\"273\" height=\"273\" srcset=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Pond--150x150.jpg 150w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Pond--300x300.jpg 300w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Pond--400x400.jpg 400w, https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/08\/Grist-Mill-Pond--600x600.jpg 600w\" sizes=\"(max-width: 273px) 100vw, 273px\" \/><\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: center\">&nbsp;<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 100%\">\n<p style=\"text-align: center\"><span class=\"marginB10\"><strong>2025: Treatment Year 6<\/strong><\/span><\/p>\n<p style=\"text-align: center\"><strong><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/07\/2025Pre_ManagementHopBrookSurveyData_WorkPlan-003.pdf?version=203da2a297a1d9d96803ad03815db6b7\">Hop Brook Ponds 2025 Pre-Treatment Report<\/a><\/strong><\/p>\n<p style=\"text-align: center\"><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/wp-content\/uploads\/sites\/273\/2025\/12\/Hop-Brook-Ponds-2025-YER.pdf?version=dd1e988b7fb1b7ac928f836e0386091c\"><strong>Hop Brook Ponds 2025 Year End Report<\/strong><\/a><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/stearns-mills-pond-waterchestnut-management\/\">Next Page<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Located on Wayside Inn Road, Grist Mill Pond is a 16.7-acre man-made impoundment, with a 2.84 square mile watershed, suffering from eutrophication. As the the most impacted of the three ponds, approximately 14.5 acres of &hellip; <a href=\"https:\/\/sudbury.ma.us\/conservationcommission\/grist-mill-pond-water-chestnut-management\/\" aria-label=\"Read full article about Grist Mill Pond Water Chestnut Management\">Read full article<span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":163,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"inline_featured_image":false},"_links":{"self":[{"href":"https:\/\/sudbury.ma.us\/conservationcommission\/wp-json\/wp\/v2\/pages\/8160"}],"collection":[{"href":"https:\/\/sudbury.ma.us\/conservationcommission\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sudbury.ma.us\/conservationcommission\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sudbury.ma.us\/conservationcommission\/wp-json\/wp\/v2\/users\/163"}],"replies":[{"embeddable":true,"href":"https:\/\/sudbury.ma.us\/conservationcommission\/wp-json\/wp\/v2\/comments?post=8160"}],"version-history":[{"count":21,"href":"https:\/\/sudbury.ma.us\/conservationcommission\/wp-json\/wp\/v2\/pages\/8160\/revisions"}],"predecessor-version":[{"id":8751,"href":"https:\/\/sudbury.ma.us\/conservationcommission\/wp-json\/wp\/v2\/pages\/8160\/revisions\/8751"}],"wp:attachment":[{"href":"https:\/\/sudbury.ma.us\/conservationcommission\/wp-json\/wp\/v2\/media?parent=8160"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}