Non-Compliance
Clean Water Act
PERKIOMEN CROSSING STP
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $3,805 in total penalties since records began.
- Address
-
VALLEY STREAM DRIVE
FREDERICK, PA 19435
View on map ↗ - County
- MONTGOMERY County
- Inspections
- 5 · last Dec 29, 2025
- Total Penalties
- $3,805 · last Apr 8, 2021
- Registry ID
- 110008996097
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.
9
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 | Permit Violations - Failure to Pay Fees | Jul 10, 2025 | — | Open |
| cwa | Permit Violations - Discharge Without a Valid Permit | Nov 27, 2024 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | May 4, 2020 | Apr 27, 2021 | Resolved |
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 |
|---|---|---|---|---|---|---|
| Solids, total suspended | DMR, Limited - Numeric Violation | 4.90 kg/d | 2.72 | +80% | Oct 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 3.31 kg/d | 2.72 | +22% | Oct 2025 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.17 kg/d | 0.09 | +85% | Oct 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 2.72 kg/d | 1.82 | +50% | Oct 2025 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 4.22 kg/d | 1.82 | +133% | Oct 2025 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 3.30 mg/L | 0.50 | +560% | Mar 2025 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.41 kg/d | 0.09 | +350% | Mar 2025 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 10.10 mg/L | 10.00 | +1% | Jan 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 3.22 kg/d | 2.72 | +18% | Nov 2024 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 23.40 mg/L | 15.00 | +56% | Nov 2024 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.27 mg/L | 0.20 | +35% | Oct 2024 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.27 mg/L | 0.20 | +35% | Sep 2024 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 12.00 mg/L | 10.00 | +20% | May 2024 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 1.91 kg/d | 1.82 | +5% | Sep 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 9.58 kg/d | 2.72 | +252% | Sep 2020 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 57.60 mg/L | 15.00 | +284% | Sep 2020 | Resolved |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 2.68 kg/d | 1.82 | +48% | Aug 2020 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 15.90 mg/L | 15.00 | +6% | Sep 2018 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 4.09 kg/d | 2.72 | +50% | Sep 2018 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 2.27 kg/d | 1.82 | +25% | Sep 2018 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 18.10 mg/L | 15.00 | +21% | May 2018 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 11.00 mg/L | 10.00 | +10% | May 2018 | Resolved |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.12 mg/L | 0.10 | +20% | Feb 2018 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 6,100.00 MPN/100mL | 1,000.00 | +510% | Dec 2017 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,060.00 MPN/100mL | 1,000.00 | +6% | Jul 2017 | 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-0054810_04082021 · Apr 8, 2021
$3,805
State CWA Penalty AO
Clean Water Act
· Case PA-0054810_01252012 · Jan 25, 2012
$9,000
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