I 70 Ind Prk STP
Glacier Dr, Smithton, PA 15479 · Westmoreland County · Publicly Owned Treatment Works
- Average flow
- 0.02 MGD
- Design flow
- 0.05 MGD
- NPDES permit
- PA0216089
- Effective
- Permit expires
- October 2029
- Population served
- —
- CWNS 2022
I 70 Ind Prk STP is a publicly owned wastewater treatment works in Smithton, Westmoreland County, Pennsylvania treating an average of 0.02 million gallons per day against a permitted design capacity of 0.05 MGD. It discharges under NPDES permit PA0216089 (effective), which expires in October 2029, with 0 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at I 70 Ind Prk STP.
Available with a free Klarifi account
See the full treatment train at I 70 Ind Prk STP: structures, unit processes and planned upgrades, with exact unit counts.
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
Decision-makers at I 70 Ind Prk STP.
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Nearby wastewater treatment plants in Pennsylvania
Smithton · 2 mi away
0.04 MGD
West Newton · 3 mi away
0.88 MGD
Sewickley · 4 mi away
0.0028 MGD
Star Junction · 4 mi away
0.06 MGD
Herminie · 5 mi away
0.18 MGD
Perryopolis · 7 mi away
0.36 MGD
Hunker · 7 mi away
4.84 MGD
Fayette City · 7 mi away
0.1 MGD
I 70 Ind Prk 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 November 6, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms