Moon Run STP
Aiken Rd, Mckees Rocks, PA 15136 · Allegheny County · Publicly Owned Treatment Works
- Average flow
- 0.26 MGD
- Design flow
- 0.6 MGD
- NPDES permit
- PA0036307
- Effective
- Permit expires
- October 2026
- Population served
- —
- CWNS 2022
Moon Run STP is a publicly owned wastewater treatment works in Mckees Rocks, Allegheny County, Pennsylvania treating an average of 0.26 million gallons per day against a permitted design capacity of 0.6 MGD. It discharges under NPDES permit PA0036307 (effective), which expires in October 2026, with 3 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Moon Run STP.
Available with a free Klarifi account
See the full treatment train at Moon Run STP: structures, unit processes and planned upgrades, with exact unit counts.
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 Moon Run STP, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Moon Run STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Pennsylvania
Coraopolis · 1 mi away
0.19 MGD
Pittsburgh · 2 mi away
0.03 MGD
Pittsburgh · 2 mi away
0.61 MGD
Coraopolis · 3 mi away
3.49 MGD
Moon Twp · 6 mi away
2.1 MGD
Pittsburgh · 6 mi away
0.04 MGD
Pgh · 7 mi away
0.05 MGD
Sewickley · 7 mi away
0.68 MGD
Moon 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 May 24, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Ozonation · Activated sludge · all terms