Penn Run STP
656 Spaulding Rd, Indiana, PA 15701 · Indiana County · Publicly Owned Treatment Works
- Average flow
- 0.0078 MGD
- Design flow
- 0.03 MGD
- NPDES permit
- PA0218821
- Effective
- Permit expires
- March 2029
- Population served
- —
- CWNS 2022
Penn Run STP is a publicly owned wastewater treatment works in Indiana, Indiana County, Pennsylvania treating an average of 0.0078 million gallons per day against a permitted design capacity of 0.03 MGD. It discharges under NPDES permit PA0218821 (effective), which expires in March 2029, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at Penn Run STP.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Penn Run STP, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Penn Run STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Pennsylvania
Clymer · 2 mi away
0.19 MGD
Heilwood · 4 mi away
—
Starford · 5 mi away
0.06 MGD
Indiana · 9 mi away
4.67 MGD
Marion Center · 10 mi away
0.05 MGD
Northern Cambria · 11 mi away
0.4 MGD
Cherry Tree · 11 mi away
0.0046 MGD
Indiana · 11 mi away
0.02 MGD
Penn Run 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 October 12, 2026; facility record last updated October 2, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Centrate · Ozonation · all terms