Non-Compliance
Clean Water Act
WEST GROVE BORO STP
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- Address
-
VALLEY RD
WEST GROVE, PA 19390
View on map ↗ - County
- CHESTER County
- Inspections
- 5 · last Feb 2, 2026
- Total Penalties
- $0 · last Mar 14, 2016
- Registry ID
- 110010978184
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
12
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| cwa | Effluent Violations - Numeric effluent violation | Feb 2, 2026 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Feb 25, 2025 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Aug 5, 2024 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Aug 5, 2024 | — | Open |
| cwa | Permit Violations - Discharge Without a Valid Permit | Aug 5, 2024 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Sep 28, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Dec 28, 2018 | — | Open |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 17.01 mg/L | 11.60 | +47% | Jan 2026 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 26.77 mg/L | 11.60 | +131% | Dec 2025 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 18.11 kg/d | 10.99 | +65% | Dec 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 19.34 mg/L | 14.40 | +34% | Dec 2025 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 13.12 mg/L | 11.60 | +13% | Nov 2025 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 14.88 mg/L | 11.60 | +28% | Oct 2025 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 12.13 mg/L | 11.60 | +5% | Sep 2025 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 15.54 mg/L | 11.60 | +34% | Aug 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.59 mg/L | 4.80 | +58% | Aug 2025 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 12.76 kg/d | 10.99 | +16% | Apr 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 54.57 kg/d | 42.59 | +28% | Apr 2025 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 14.84 mg/L | 11.60 | +28% | Apr 2025 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 18.97 mg/L | 11.60 | +64% | Mar 2025 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 12.58 kg/d | 10.99 | +14% | Mar 2025 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 13.18 mg/L | 11.60 | +14% | Feb 2025 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.45 kg/d | 1.91 | +29% | Jan 2025 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 3.73 mg/L | 2.00 | +87% | Jan 2025 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 12.29 mg/L | 11.60 | +6% | Jun 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.27 mg/L | 4.80 | +51% | Jun 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.42 mg/L | 4.80 | +55% | May 2024 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 2.62 mg/L | 2.00 | +31% | May 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.99 kg/d | 4.54 | +10% | May 2024 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 11.78 mg/L | 11.60 | +2% | May 2024 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 13.44 kg/d | 10.99 | +22% | Apr 2024 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 12.55 mg/L | 11.60 | +8% | Dec 2023 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 13.94 kg/d | 10.99 | +27% | Nov 2023 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 16.03 mg/L | 11.60 | +38% | Nov 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.01 mg/L | 4.80 | +4% | Oct 2023 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 12.69 mg/L | 11.60 | +9% | Oct 2023 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 13.35 kg/d | 10.99 | +21% | Feb 2023 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 15.95 mg/L | 11.60 | +38% | Feb 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 78.00 MPN/100mL | 200.00 | +99,999% | Jul 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 20,000.00 MPN/100mL | 1,000.00 | +99,999% | Jul 2022 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 11.40 kg/d | 10.99 | +4% | Apr 2022 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 13.00 mg/L | 11.60 | +12% | Apr 2022 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 12.05 mg/L | 11.60 | +4% | Mar 2022 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 15.81 mg/L | 11.60 | +36% | Feb 2022 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 11.89 kg/d | 10.99 | +8% | Feb 2022 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 12.83 mg/L | 11.60 | +11% | Jan 2022 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 488.00 MPN/100mL | 200.00 | +99,999% | Jan 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 1,000.00 | +99,999% | Jan 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 125.00 MPN/100mL | 200.00 | +99,999% | Nov 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 1,000.00 | +99,999% | Nov 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 1,000.00 | +99,999% | Oct 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 36.30 mg/L | 4.80 | +656% | Oct 2021 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 57.00 MPN/100mL | 200.00 | +99,999% | Oct 2021 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 37.36 kg/d | 10.99 | +240% | Oct 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 30.87 kg/d | 4.54 | +580% | Oct 2021 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 43.36 mg/L | 11.60 | +274% | Oct 2021 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 44.84 mg/L | 11.60 | +287% | Sep 2021 | Resolved |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.
State CWA Penalty AO
Clean Water Act
· Case PA-0024066_03142016 · Mar 14, 2016
$15,000
State CWA Penalty AO
Clean Water Act
· Case PA-0024066_11262013 · Nov 26, 2013
$8,588
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