Clean Water Act
CHADDS FORD ELEM SCH - STP
Quick Summary
- •Assessed $10,634 in total penalties since records began.
- Address
-
UNIONVILLE ELEMENTARY SCHOOL
AVONDALE, PA 19311
View on map ↗ - County
- CHESTER County
- Inspections
- 7 · last Oct 15, 2025
- Total Penalties
- $10,634 · last Oct 16, 2024
- Registry ID
- 110010976765
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 - Violation Specified in Comment | May 12, 2022 | Oct 11, 2024 | Resolved |
| cwa | Reporting Violations - Failure to Submit DMRs | May 10, 2022 | Oct 11, 2024 | Resolved |
| cwa | Permit Violations - Discharge Without a Valid Permit | May 10, 2022 | Oct 16, 2024 | 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 |
|---|---|---|---|---|---|---|
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 56.20 mg/L | 50.00 | +12% | Sep 2025 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 55.00 mg/L | 50.00 | +10% | Jun 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 30.70 mg/L | 30.00 | +2% | May 2022 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 74.70 mg/L | 50.00 | +49% | Apr 2021 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 61.80 mg/L | 50.00 | +24% | Jan 2021 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 58.71 mg/L | 50.00 | +17% | Dec 2020 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 55.30 mg/L | 50.00 | +11% | Nov 2020 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 70.80 mg/L | 50.00 | +42% | Oct 2020 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 53.00 mg/L | 50.00 | +6% | Sep 2020 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 52.43 mg/L | 50.00 | +5% | Jan 2020 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 1.43 kg/d | 1.18 | +22% | Jan 2020 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 11.10 mg/L | 10.00 | +11% | Dec 2019 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 54.70 mg/L | 50.00 | +9% | Dec 2019 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 224.00 MPN/100mL | 200.00 | +12% | Nov 2019 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 52.00 mg/L | 50.00 | +4% | Nov 2019 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 74.50 mg/L | 50.00 | +49% | Sep 2019 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 51.60 mg/L | 50.00 | +3% | Aug 2019 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 61.20 mg/L | 50.00 | +22% | Jun 2019 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 81.50 mg/L | 50.00 | +63% | May 2019 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 65.50 mg/L | 50.00 | +31% | Apr 2019 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 76.50 mg/L | 50.00 | +53% | Mar 2019 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 61.50 mg/L | 50.00 | +23% | Feb 2019 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 57.70 mg/L | 50.00 | +15% | Jan 2019 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 78.00 mg/L | 50.00 | +56% | Dec 2018 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 80.50 mg/L | 50.00 | +61% | Nov 2018 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 73.00 mg/L | 50.00 | +46% | Oct 2018 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 5,800.00 MPN/100mL | 1,000.00 | +480% | 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-0030848_10162024 · Oct 16, 2024
$10,634
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