MECHANICSBURG 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
-
842 WEST CHURCH RD
MECHANICSBURG, PA 17055
View on map ↗ - County
- CUMBERLAND County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 22132
- Inspections
- 4 · last Jun 11, 2025
- Total Penalties
- $0 · last Sep 23, 2019
- Registry ID
- 110039693276
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.
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 | Failure to minimize or prevent an unanticipated prohibited bypass to waters of the U.S. | Aug 14, 2025 | — | Open |
| cwa | Permit Violations - Discharge Without a Valid Permit | Aug 14, 2025 | Aug 19, 2025 | Resolved |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Jun 11, 2025 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Jun 11, 2025 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Mar 17, 2023 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Nov 7, 2022 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Jan 3, 2020 | — | Open |
| cwa | Reporting Violations - Failure to Submit DMRs | Jan 2, 2020 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Dec 30, 2019 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Mar 21, 2019 | — | Open |
| cwa | Schedule Event achieved late but reported | Apr 1, 2009 | — | 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 |
|---|---|---|---|---|---|---|
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 47.22 kg/d | 15.44 | +206% | Jan 2026 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,046.00 MPN/100mL | 1,000.00 | +5% | Aug 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 19.98 kg/d | 196.58 | +99,999% | Jul 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 26.79 kg/d | 314.62 | +99,999% | Jul 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 5.00 mg/L | 25.00 | +99,999% | Jul 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 6.00 mg/L | 40.00 | +99,999% | Jul 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,120.00 MPN/100mL | 1,000.00 | +12% | Jul 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 6.00 mg/L | 40.00 | +99,999% | Jun 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 4.00 mg/L | 25.00 | +99,999% | Jun 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 68.00 MPN/100mL | 200.00 | +99,999% | Aug 2024 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 1,000.00 | +99,999% | Aug 2024 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 10,000.00 | +99,999% | Apr 2024 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 34.00 MPN/100mL | 2,000.00 | +99,999% | Apr 2024 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 24,200.00 MPN/100mL | 10,000.00 | +142% | Mar 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,379.00 MPN/100mL | 2,000.00 | +19% | Mar 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 15,530.00 MPN/100mL | 10,000.00 | +55% | Feb 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 3,963.00 MPN/100mL | 2,000.00 | +98% | Feb 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 19,860.00 MPN/100mL | 10,000.00 | +99% | Dec 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,146.00 MPN/100mL | 2,000.00 | +7% | Dec 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 15,530.00 MPN/100mL | 10,000.00 | +55% | Nov 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 4,105.00 MPN/100mL | 2,000.00 | +105% | Nov 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,288.00 MPN/100mL | 2,000.00 | +99,999% | Oct 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 488.00 MPN/100mL | 200.00 | +144% | Sep 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 727.00 MPN/100mL | 200.00 | +264% | Aug 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 1,000.00 | +142% | Aug 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 1,000.00 | +99,999% | Jul 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 988.00 MPN/100mL | 200.00 | +99,999% | Jul 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 1,000.00 | +99,999% | Jun 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 420.00 MPN/100mL | 200.00 | +99,999% | Jun 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 1,000.00 | +99,999% | May 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 157.00 MPN/100mL | 200.00 | +99,999% | May 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,553.00 MPN/100mL | 1,000.00 | +55% | Aug 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,416.00 MPN/100mL | 1,000.00 | +42% | Jun 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 10,000.00 | +99,999% | Mar 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,053.00 MPN/100mL | 2,000.00 | +99,999% | Mar 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,468.00 MPN/100mL | 2,000.00 | +99,999% | Feb 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 10,000.00 | +99,999% | Feb 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 10,000.00 | +99,999% | Jan 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,200.00 MPN/100mL | 2,000.00 | +99,999% | Jan 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 10,000.00 | +99,999% | Dec 2020 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 728.00 MPN/100mL | 2,000.00 | +99,999% | Dec 2020 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 49.00 mg/L | 40.00 | +23% | Jul 2020 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 836.00 MPN/100mL | 2,000.00 | +99,999% | Mar 2020 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 10,000.00 | +99,999% | Mar 2020 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 219.00 MPN/100mL | 2,000.00 | +99,999% | Feb 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 47.00 mg/L | 45.00 | +4% | Feb 2020 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 212.00 MPN/100mL | 2,000.00 | +99,999% | Jan 2020 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 240.00 MPN/100mL | 10,000.00 | +99,999% | Jan 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 58.00 mg/L | 30.00 | +93% | Nov 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 160.00 mg/L | 45.00 | +256% | Nov 2019 | 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.