Massachusetts Water - General: What you need to know

Governing Law and Regulations

Wastewater: Massachusetts General Laws (MGL) Chapter 21, Section 26A and 314 Code of Massachusetts Regulations (CMR) 2.01 to 2.13

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Effluent limitations: 314 CMR 3.01 to 3.19

Thermal discharges: 314 CMR 4.05 and 314 CMR 4.06

Stormwater: 314 CMR 4.00 and 310 CMR 10.00

Variances: 314 CMR 3.12

Concentrated animal feeding operations (CAFOs): 314 CMR 3.03(2)(f)

On-site wastewater disposal: 310 CMR 15.000

Wastewater system operator: 257 CMR 2.10 to 2.15

Drinking water: 310 CMR 22.01 to 22.27

Groundwater: 314 CMR 5.01 to 5.19

Oil spills: 310 CMR 40.0001 to 40.1600

Wetlands: MGL Chapter 131, Section 40

Water withdrawals: 310 CMR 36.00

Regulatory Agencies

Massachusetts Department of Environmental Protection (DEP)

Coastal Zone Management Office (CZM)

U.S. Army Corps of Engineers (Corps)

U.S. Environmental Protection Agency (EPA) Region 1

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Massachusetts follows the federal water quality standards. The state has not been delegated National Pollutant Discharge Elimination System (NPDES) permitting authority. See the national section NPDES PERMIT for more information about the federal requirements.

The state has been granted primacy from the U.S. Environmental Protection Agency (EPA) to administer and enforce the requirements of the federal Safe Drinking Water Act (SDWA). In addition to the federal requirements, the state also has some additional requirements, such as for perchlorate monitoring. For additional information about the SDWA, see the national section DRINKING WATER.

Administration and enforcement. EPA Region 1 has primary ...

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State Requirements

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Massachusetts Water - General Resources

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