Surface Water Discharge Permitting (NPDES) Policies & Guidance

These documents explain how MassDEP handles surface water discharge permits.

Several MassDEP program areas have policies and guidance documents that relate to NPDES permitting: surface water, combined sewer overflows, residuals, sewer collection systems, and stormwater.


Table of Contents

NPDES Authorization

Surface Water Policies & Guidance

Combined Sewer Overflows Policy & Guidance

Residuals & Biosolids Policies & Guidance

Sewer Collection Systems Policies & Guidance

Stormwater Policies & Guidance

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