MA82B-05_2006, Assabet River	I

Concord Basin

Nutrients - TMDL CN201.0

Organic enrichment/Low DO - TMDL CN201.0

Pathogens

Taste, odor and color

Noxious aquatic plants

Exotic species

Objectionable deposits

Maynard

Bolton

Stow |

Bruce Pond

MA82011_2006, Boons Pond

Concord Basin

Metals

Noxious aquatic plants - TMDL CN119.0

Hudson

Berlin

Sudbury

MA82042_2006, Fort Meadow Reservoir
Concord Basin

Pesticides
Nutrients

MA82A-16_2006, Unnamed Tributary
Concord Basin
Nutrients
PH

Organic enrichment/Low DO
Suspended solids
Noxious aquatic plants

MA82A-15_2006, Unnamed Tributary

Concord Basin

Nutrients

Organic enrichment/Low DO
Suspended solids
Noxious aquatic plants

Fort Meadow Reservoir

I MA82B-04_2006, Assabet River
Concord Basin

Cause Unknown
Metals

Nutrients - TMDL CN201.0

Organic enrichment/Low DO - TMDL CN201.0

Pathogens

Noxious aquatic plants - TMDL CN201.0

ler Pond

Howe Pond

Marlborough

MA82056_2006, Hager Pond

Concord Basin

Nutrients

Organic enrichment/Low DO
Pathogens

Noxious aquatic plants
Turbidity

lervoir

MA82055_2006, Grist Mill Pond

Concord Basin

Nutrients

Organic enrichment/Low DO
Pathogens

Noxious aquatic plants

MA82B-03_2006, Assabet River
Concord Basin
Nutrients
Pathogens
Taste, odor and color
Noxious aquatic plants
Exotic species
I Objectionable deposits

MA82106_2006, Sudbury Reservoir
Concord Basin

Metals

Northborough

Southborough

Wachusett Aquedud

MA82106_2006, Sudbury Reservoir
Concord Basin

Metals

,Westborough

Crystal Pond

Ashland

Impaired Waters and TMDL Status
Marlborough, MA

Map produced by EPA Region IGIS Center

Map Tracker ID 3244, May 30, 2008
Data Sources: TeleAtlas, Census Bureau,
USGS, MADEP

N

A

vyEPA

I Miles

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

Waterbodies S ****** 5
I I MS4 Urbanized Areas (2000 Census)
Municipal Boundaries


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