Repository of Documents

Massachusetts

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Federal Regulations, 40 CFR 131.41: (Effective December 16, 2004) Federal regulations establishing bacteria criteria for coastal and Great Lakes waters. This regulation is also known as the Beach Rule.
Massachusetts Surface Water Quality Standards (PDF) (5 MB)
Antidegradation Review Procedure for Discharge Requiring a Permit Under 413 CMR 3.03 (PDF) (1 MB)
Massachusetts Surface Water Quality Standards Implementation Policy for Mixing Zones (PDF) (607 K)
Massachusetts Water Quality Standards Implementation Policy for the Control of Toxic Pollutants in Surface Waters (PDF) (1 MB)
Final (9/2/98) Variance for the MWRA CSO Control Plan in the Charles River Basin (PDF) (619 K)
Final (3/5/99) Variance for CSO Discharges to the Alewife/Upper Mystic Basin (PDF) (612 K)

Final Administrative Determinations for CSO-Impacted Waters Within the Massachusetts Water Resources Authority (MWRA) Sewer Service Area (PDF) (466 K): The document identifies the water quality classifications that apply to CSO-impacted waters.
Policy for Abatement of Pollution From Combined Sewer Overflows (PDF) (941 K)
Stormwater Management, Volume One: Stormwater Technical Handbook (PDF) (5.2 MB)
Stormwater Management, Volume Two: Stormwater Technical Handbook (PDF) (15 MB)