Plymouth Wastewater Treatment Facility
131 Camelot Dr, Plymouth, MA 02360 · Plymouth County · Publicly Owned Treatment Works
- Average flow
- 1.08 MGD
- Design flow
- —
- NPDES permit
- MAG590040
- Effective
- Permit expires
- October 2027
- Population served
- 12,121
- CWNS 2022
Plymouth Wastewater Treatment Facility is a publicly owned wastewater treatment works in Plymouth, Plymouth County, Massachusetts treating an average of 1.08 million gallons per day, serving about 12,121 residents. It discharges under NPDES permit MAG590040 (effective), which expires in October 2027, with 5 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in April 2013.
Treatment technology
12 treatment structures and unit processes identified at Plymouth Wastewater Treatment Facility.
Available with a free Klarifi account
See the full treatment train at Plymouth Wastewater Treatment Facility: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 5
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Plymouth Wastewater Treatment Facility in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Compliance actions
- $50,000
- required by EPA orders
- EPA inspections
- 2
- latest Mar 2012
Latest case · Apr 2013
PLYMOUTH TOWN OF
Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty · Compliance actions $50,000
EPA's description of the case:
“Plymouth has reported a number of sanitary sewer overflow incidents resulting in unauthorized discharges of untreated wastewater to navigable waters in violation of the Clean Water Act.”
Source: EPA ECHO, civil enforcement case 01-2013-2004.
Full case history with a free Klarifi account
Every action against Plymouth Wastewater Treatment Facility with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
7 verified contacts for Plymouth Wastewater Treatment Facility, with validated emails and direct phone numbers.
Unlock 7 verified contacts (4 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Plymouth Wastewater Treatment Facility, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Massachusetts
Middleborough · 14 mi away
1.21 MGD
Bridgewater · 16 mi away
0.17 MGD
Marion · 17 mi away
0.44 MGD
Rockland · 18 mi away
2.21 MGD
Brockton · 20 mi away
14.52 MGD
Cohasset · 23 mi away
0.18 MGD
Taunton · 24 mi away
7.32 MGD
New Bedford · 27 mi away
21.74 MGD
Plymouth Wastewater Treatment Facility: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated September 13, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Equalization tank · Centrate · all terms