Highland Park STP
Sellersville, PA · Bucks County · Publicly Owned Treatment Works
- Average flow
- 0.09 MGD
- Design flow
- 0.15 MGD
- NPDES permit
- PA0058271
- Effective
- Permit expires
- July 2027
- Population served
- —
- CWNS 2022
Highland Park STP is a publicly owned wastewater treatment works in Sellersville, Bucks County, Pennsylvania treating an average of 0.09 million gallons per day against a permitted design capacity of 0.15 MGD. It discharges under NPDES permit PA0058271 (effective), which expires in July 2027, with 3 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 3
- Effluent violations
- 3
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Highland Park STP, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Highland Park STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Pennsylvania
Perkasie · 2 mi away
0.04 MGD
Souderton · 4 mi away
0.94 MGD
Chalfont · 4 mi away
0.03 MGD
Perkasie · 6 mi away
0.03 MGD
Perkasie · 6 mi away
0.2 MGD
Lansdale · 6 mi away
2.15 MGD
Harleysville · 6 mi away
0.32 MGD
Harleysville · 7 mi away
0.5 MGD
Highland Park 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 October 3, 2025.