Pease Wastewater Treatment Facility
Portsmouth, NH · Rockingham County · Publicly Owned Treatment Works
- Average flow
- 7.91 MGD
- Design flow
- —
- NPDES permit
- 3602491223
- EXP
- Permit expires
- January 2026
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
Unlock
Unlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 63
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Portsmouth
| Project | Budget | Years |
|---|---|---|
| Mechanic Street Pumping Station Upgrade | $25,550,000 | 2025–2031 |
| Annual Water Line Replacement | $10,000,000 | 2026–2031 |
| Annual Sewer Line Replacement | $9,000,000 | 2026–2031 |
| Wastewater Reuse at Pease Wastewater Treatment Facility | $8,400,000 | 2027–2031 |
| Peirce Island Wastewater Treatment Facility | $4,900,000 | 2025–2027 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
Contacts for Pease Wastewater Treatment Facility are available in the Klarifi platform.
Unlock contacts for this facility
Names, validated emails and direct phone numbers for decision-makers at Pease Wastewater Treatment Facility — plus full compliance history and discharge data.
Try Klarifi freeData sourced from public EPA / NPDES records and Klarifi analysis. Last updated February 2025.