Ambridge Boro STP
2201 Ohio River Blvd, Ambridge, PA 15003 · Beaver County · Publicly Owned Treatment Works
- Average flow
- 1.4 MGD
- Design flow
- —
- NPDES permit
- PAL027146
- Effective
- Permit expires
- December 2030
- Population served
- —
- CWNS 2022
Ambridge Boro STP is a publicly owned wastewater treatment works in Ambridge, Beaver County, Pennsylvania treating an average of 1.4 million gallons per day. It discharges under NPDES permit PAL027146 (effective), which expires in December 2030, with 7 recorded violations in the last three years. EPA has recorded 2 formal enforcement actions naming the plant, the latest in January 2004.
Treatment technology
2 treatment structures and unit processes identified at Ambridge Boro STP.
Available with a free Klarifi account
See the full treatment train at Ambridge Boro STP: structures, unit processes and planned upgrades, with 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.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Ambridge Boro STP in EPA's ICIS system.
- Formal actions
- 2
- 0 since FY2020
- Penalties assessed
- $2,500
- all cases
- Compliance actions
- $1,000
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Jan 2004
AMBRIDGE BOROUGH MUNICIPAL AUTHORITY
Administrative order · CWA, Sewage Sludge Disposal · Final Order With Penalty · Penalty $2,500
EPA's description of the case:
“Penalty for failing to file the annual sewage sludge report under Section 405 of the Clean Water Act. Monetary penalty assessed in the CAFO and requires Respondent to comply with the requirements of…”
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Source: EPA ECHO, civil enforcement case 03-2004-0017.
Full case history with a free Klarifi account
Every action against Ambridge Boro STP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
2 verified contacts for Ambridge Boro STP, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Ambridge Boro STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Pennsylvania
Baden · 3 mi away
0.86 MGD
Leetsdale · 3 mi away
0.49 MGD
Aliquippa · 3 mi away
0.12 MGD
Aliquippa · 4 mi away
1.27 MGD
Moon Township · 4 mi away
0.89 MGD
Conway · 4 mi away
0.28 MGD
Monaca · 5 mi away
1.04 MGD
Sewickley · 5 mi away
0.68 MGD
Ambridge Boro 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 · Sludge dewatering · Biological nutrient removal · all terms