Mill Brook MA71-07_2008 Mill Brook 2A Mill Brook (5) 4 Mystic Stream Lexington

2

Arlington 3

2 Hills 60 MA71018_2008 Hills Pond (3)

Spy Pond

ClematisClematis BrookBrook

MA71040_2008 (5) 2 Winns Brook

MA71-09_2008 Little Winn Brook (5) Pond MA71-04_2008 Alewife Brook (5) Alewife Brook MA72-28_2008 Beaver Brook (5) (TMDL)

Belmont MA71011_2008 Clay Pit Pond (5)

BeaverBeaver BrookBrook

Fresh Pond Golf Course 60 MA71005_2008 Blacks Nook (5) Waltham Cambridge Lilly Fresh Pond Pond Cambridge Reservoir

Watertown

Notes: 1) Adapted from Final Year 2008 Integrated List of Waters; 20 available at http://www.mass.gov/dep/water/resources/08list2.pdf 2) Waterbodies shown without an identified category are assigned as Category 3 by definition. 3) For additional information on TMDLs and to view reports, see: http://www.mass.gov/dep/water/resources/tmdls.htm16 4) For Massachusetts Surface Water Quality Standards, and waterbody classes and uses, see: http://www.mass.gov/dep/service/regulations/314cmr04.pdf

0 0.5 Waterbody Assessment and TMDL Status Miles Map produced by EPA Region I GIS Center Map Tracker ID 6678, February 25, 2010 Belmont, MA Data Sources: TeleAtlas, Census Bureau, USGS, MassDEP

Waterbody Label Assessment of Waterbody Segment Category 4a: TMDL is completed and approved for Waterbodies one or more pollutants State ID, Category 2: Attaining some uses; other uses Waterbody Name (Category) not assessed Impairment not caused by a pollutant. Swamp/Marsh (TMDL(s) approved for this waterbody) Category 4c: Category 3: Insufficient information to make MS4 Urbanized Areas (2000 Census) assessments for any use. Category 5: Impaired or threatened for one or more See companion table for a listing of pollutants, uses and requiring a TMDL. non-pollutants, and TMDLs for each waterbody Municipal Boundaries