Non-Compliance
Clean Water Act
WALLINGFORD WATER POLLUTION CONTROL FACILITY
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
-
155 JOHN STREET
WALLINGFORD, CT 06492
View on map ↗ - County
- NEW HAVEN County
- Inspections
- 1 · last Aug 28, 2024
- Total Penalties
- $0
- Registry ID
- 110000731030
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.
7
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 | Monitoring Violations - Invalid/Unrepresentative Sample | Apr 17, 2015 | — | Open |
| cwa | Schedule Event achieved late but reported | Feb 28, 1990 | — | Open |
| cwa | Schedule Event unachieved and not reported | Sep 30, 1989 | Mar 13, 1990 | Resolved |
| cwa | Schedule Event achieved late but reported | Sep 30, 1989 | — | 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 |
|---|---|---|---|---|---|---|
| Ultraviolet light dosage | DMR, Limited - Numeric Violation | 0.01 uW-sec/cm2 | 0.03 | +51% | May 2025 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 10.94 kg/d | 7.90 | +38% | Apr 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 53.00 mg/L | 50.00 | +6% | Mar 2025 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 9.66 kg/d | 7.90 | +22% | Oct 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.20 mg/L | 3.00 | +7% | Sep 2024 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 12.15 kg/d | 7.90 | +54% | Sep 2024 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 44.13 kg/d | 15.85 | +178% | Aug 2024 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 34.46 kg/d | 7.90 | +336% | Aug 2024 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 10.90 kg/d | 7.90 | +38% | Jul 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.70 mg/L | 3.00 | +23% | Jul 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.70 mg/L | 4.00 | +43% | Jun 2024 | Resolved |
| E. coli | DMR, Limited - Numeric Violation | 579.00 MPN/100mL | 410.00 | +41% | Jun 2024 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 21.15 kg/d | 7.90 | +168% | Jun 2024 | Resolved |
| Oxygen demand, ultimate | DMR, Limited - Numeric Violation | 49.00 mg/L | 36.20 | +35% | Jun 2024 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 41.11 kg/d | 15.85 | +159% | Jun 2024 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 16.96 kg/d | 7.90 | +115% | May 2024 | Resolved |
| Oxygen demand, ultimate | DMR, Limited - Numeric Violation | 51.60 mg/L | 50.00 | +3% | May 2024 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 16.96 kg/d | 15.85 | +7% | May 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.70 mg/L | 6.00 | +28% | May 2024 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 12.78 kg/d | 7.90 | +62% | Apr 2024 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 18.33 kg/d | 15.85 | +16% | Apr 2024 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 14.00 kg/d | 7.90 | +77% | Oct 2023 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 14.17 kg/d | 7.90 | +79% | Sep 2023 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 9.94 kg/d | 7.90 | +26% | Aug 2023 | Resolved |
| E. coli | DMR, Limited - Numeric Violation | 416.00 MPN/100mL | 410.00 | +1% | Aug 2023 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 24.51 kg/d | 7.90 | +210% | Jul 2023 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 24.51 kg/d | 15.85 | +55% | Jul 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 73.00 mg/L | 50.00 | +46% | Jul 2023 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.38 mg/L | 0.31 | +23% | Jul 2023 | Open |
| E. coli | DMR, Limited - Numeric Violation | 500.00 MPN/100mL | 410.00 | +22% | Jun 2023 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 11.20 kg/d | 7.90 | +42% | Jun 2023 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 17.27 kg/d | 7.90 | +119% | May 2023 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 17.27 kg/d | 15.85 | +9% | May 2023 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 14.54 kg/d | 7.90 | +84% | Apr 2023 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 19.49 kg/d | 15.85 | +23% | Apr 2023 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 9.96 kg/d | 7.90 | +26% | Oct 2022 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 12.39 kg/d | 7.90 | +57% | Sep 2022 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 12.70 kg/d | 7.90 | +61% | Jul 2022 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 10.45 kg/d | 7.90 | +32% | Jun 2022 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.65 mg/L | 0.62 | +5% | May 2022 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.38 mg/L | 0.31 | +23% | May 2022 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 17.10 kg/d | 7.90 | +116% | Apr 2022 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 17.10 kg/d | 15.85 | +8% | Apr 2022 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 17.70 kg/d | 15.85 | +12% | Feb 2022 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 17.70 kg/d | 7.90 | +124% | Feb 2022 | Resolved |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 6.50 mg/L | 7.00 | +7% | Sep 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 5,300.00 MPN/100mL | 410.00 | +1,193% | Aug 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 490.00 MPN/100mL | 410.00 | +20% | Jul 2020 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,500.00 MPN/100mL | 410.00 | +266% | Aug 2019 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 6.10 mg/L | 7.00 | +13% | Sep 2018 | Open |
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 Non Penalty AO
Clean Water Act
· Case CT-N00000587 · May 26, 2004
State CWA Non Penalty AO
Clean Water Act
· Case CT-N00000075 · Mar 13, 1990
State CWA Non Penalty AO
Clean Water Act
· Case CT-N00000191 · Oct 12, 1989
State CWA Non Penalty AO
Clean Water Act
· Case CT-N00000043 · Aug 7, 1989
State CWA Non Penalty AO
Clean Water Act
· Case CT-N00000069 · Oct 27, 1987
State CWA Non Penalty AO
Clean Water Act
· Case CT-N00000068 · Aug 5, 1985
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