Maiden MA71-05_2006, Maiden River Boston Harbor: Mystic Basin Organic enrichment/Low DO Pathogens Oil and grease Taste, odor and color Suspended solids Objectionable deposits Medford Arlington | MA71-04_2006, Alewife Brook Boston Harbor: Mystic Basin Metals Nutrients Organic enrichment/Low DO Pathogens Oil and grease Taste, odor and color Objectionable deposits Everett Jl", Maiden Rive MA71-02_2006, Mystic River Boston Harbor: Mystic Basin Metals Nutrients Pathogens Jerrys Pond MA71-03_2006, Mystic River Boston Harbor: Mystic Basin Priority organics Metals Unionized Ammonia Other inorganics Organic enrichment/Low DO Pathogens Oil and grease Taste, odor and color Somerville MA71005_2006, Blacks Nook Boston Harbor: Mystic Basin Nutrients Noxious aquatic plants Fresh Pond Golf bourse Ponds Lilly Pond Fresh Pond MA72-31_2006, Unnamed Tributary Charles Basin Priority organics Metals Other habitat alterations Oil and grease Taste, odor and color Cambridge Halcyon Upke Millers River Basiir MA72-32_2006, Unnamed tributary Charles Basin Pathogens Broad Canal Frog Pond le Lagoon Charles River MA72-08_2006, Charles River Charles Basin Cause Unknown Unknown toxicity Priority organics Metals Nutrients Organic enrichment/Low DO Pathogens Oil and grease Taste, odor and color Noxious aquatic plants Turbidity Boston MA72-11_2006, Muddy River Charles Basin Priority organics Meta Is Nutrients Siltation Organic enrichment/Low DO Other habitat alterations Pathogens Oil and grease Taste, odor and color Chandler Pond Muddy River Brookline Newton Perch Pond & I Clay Pit Pdpd ' \ Belmont water town Impaired Waters and TMDL Status Cambridge, MA N A Map produced by EPA Region IGIS Center Map Tracker ID 3244, May 30, 2008 Data Sources: TeleAtlas, Census Bureau, USGS, MADEP I Miles SERA United States Environmental Protection Agency New England Impaired. Water body Label State ID. Waterbody Name Basin Name Category 4a POC (Pollutants of Concern) Category 5 POC (Pollutants of Concern) Impaired Water Segment cza Category Z Category 4a ?77A Category 3 £23 Category 4c ZZ Category 5 Waterbodies I I MS4 Urbanized Areas (2000 Census) ca Municipal Boundaries ------- |