Pleasant Hills Auth STP
Clairton, PA · Allegheny County · Publicly Owned Treatment Works
- Average flow
- 1.83 MGD
- Design flow
- 5 MGD
- NPDES permit
- PA0027464
- Effective
- Permit expires
- October 2030
- Population served
- —
- CWNS 2022
Pleasant Hills Auth STP is a publicly owned wastewater treatment works in Clairton, Allegheny County, Pennsylvania treating an average of 1.83 million gallons per day against a permitted design capacity of 5 MGD. Treatment on site includes clarifiers. It discharges under NPDES permit PA0027464 (effective), which expires in October 2030, with 25 recorded violations in the last three years.
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
- 25
- Effluent violations
- 25
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Pleasant Hills Auth STP.
No verified contacts on file yet
Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.
Nearby wastewater treatment plants in Pennsylvania
Pittsburgh · 1 mi away
3.22 MGD
West Mifflin · 3 mi away
0.24 MGD
Clairton · 5 mi away
3.42 MGD
West Elizabeth · 5 mi away
0.35 MGD
Glassport · 5 mi away
0.51 MGD
Elizabeth · 5 mi away
0.57 MGD
New Eagle · 7 mi away
0.14 MGD
Monongahela · 7 mi away
0.85 MGD
Pleasant Hills Auth STP: 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 September 11, 2026; facility record last updated April 6, 2025.