This page lists final Massachusetts General Surface Water Discharge Permits and associated documents in chronological order. These final permits are issued to align with the effective dates of EPA’s final NPDES permits which can be found here: https://www.epa.gov/npdes-permits/massachusetts-npdes-permits#fgp. Please note that there may be a short lag time in posting final permits here.
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Abbreviations:
POTW = Publicly Owned Treatment Works
WPCA(D/F/P) = Water Pollution Control Authority (Division/Facility/Plant)
WQC = Water Quality Certification
WTF(P) = Water Treatment Facility (Plant)
WWTF(P) = Wastewater Treatment Facility (Plant)
Final General Permits
| Permit Name | Permit Number | Date of Issuance |
|---|---|---|
| Final MassDEP Dewatering and Remediation General Permit | MAG910000 | 8/2/2022 |
| Final Medium Wastewater Treatment Facility General Permit | MAG590000 | 10/2/2022 |
| Final MassDEP Water Quality Certification for the EPA Dewatering and Remediation General Permit | MAG910000 | 6/27/2022 |
| Small Wastewater Treatment Facilities (WWTF) General Permit Modification | MAG580000 | 5/2/2023 |
| Final Water Quality Certification for Massachusetts Pesticide General Permit (2026) | MAG870000 | 4/17/2024 |
| Final Water Quality Certification for Massachusetts Pesticide General Permit (2021) | MAG870000 | 5/24/2021 |
| Final MassDEP Potable Water Treatment Facility General Permit | MAG640000 | 9/29/2023 |