Wiconisco STP
Wiconisco, PA · Dauphin County · Publicly Owned Treatment Works
- Average flow
- 0.03 MGD
- Design flow
- 0.13 MGD
- NPDES permit
- PA0084697
- Effective
- Permit expires
- June 2030
- Population served
- —
- CWNS 2022
Wiconisco STP is a publicly owned wastewater treatment works in Wiconisco, Dauphin County, Pennsylvania treating an average of 0.03 million gallons per day against a permitted design capacity of 0.13 MGD. Treatment on site includes aerated lagoons. It discharges under NPDES permit PA0084697 (effective), which expires in June 2030, with 7 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Aerated lagoons
Unlock
Unlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 7
- Effluent violations
- 7
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Wiconisco STP, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Wiconisco STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Pennsylvania
Lykens · 1 mi away
0.09 MGD
Gratz · 3 mi away
0.04 MGD
Elizabethville · 3 mi away
0.02 MGD
Williamstown · 4 mi away
0.13 MGD
Elizabethville · 6 mi away
0.12 MGD
Tower City · 6 mi away
0.4 MGD
Berrysburg · 6 mi away
0.01 MGD
Herndon · 12 mi away
0.02 MGD
Wiconisco 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 January 25, 2025.