Data Available   Nutrient & Bacteria Status of Green Hill & Ninigret Ponds (PowerPoint download) Watershed Management Plan for Green Hill & Eastern Ninigret Ponds (PDF) '97 - '07 bacteria data (PDF) Map of aquatic health of Green Hill Pond in 2006 Map of aquatic health of Green Hill Pond in 2007 Map of aquatic health of Green Hill Pond in 2008 Map of aquatic health of Green Hill Pond in 2009