Non-Compliance
Clean Water Act
ALUM RESIDUALS LAGOONS
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
-
1240 POQUONNOCK ROAD
GROTON, CT 06340
View on map ↗ - County
- NEW LONDON County
- Inspections
- 1 · last May 21, 2025
- Total Penalties
- $0
- Registry ID
- 110070564417
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.
5
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 | Aug 21, 2024 | — | 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 |
|---|---|---|---|---|---|---|
| Flow | DMR, Limited - Numeric Violation | 0.03 MGD | 0.02 | +51% | Dec 2024 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.58 mg/L | 0.47 | +22% | Aug 2024 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.92 mg/L | 0.47 | +94% | Mar 2024 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.49 mg/L | 0.47 | +3% | Feb 2023 | Open |
| Flow | DMR, Limited - Numeric Violation | 0.35 MGD | 0.34 | +4% | Jan 2023 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.59 mg/L | 0.47 | +24% | Dec 2022 | Open |
| Flow | DMR, Limited - Numeric Violation | 0.36 MGD | 0.34 | +4% | Oct 2022 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.52 mg/L | 0.47 | +10% | Feb 2022 | Open |
| Manganese, total [as Mn] | DMR, Limited - Numeric Violation | 3.10 mg/L | 1.60 | +94% | Nov 2021 | Open |
| Manganese, total [as Mn] | DMR, Limited - Overdue | 3.10 mg/L | 1.60 | +94% | Nov 2021 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.61 mg/L | 0.47 | +29% | Sep 2021 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.93 mg/L | 0.47 | +96% | Jul 2021 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 1.00 mg/L | 0.47 | +111% | Jun 2021 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.64 mg/L | 0.47 | +35% | May 2021 | Resolved |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.49 mg/L | 0.47 | +3% | Nov 2020 | Open |
| Flow | DMR, Limited - Numeric Violation | 0.49 MGD | 0.34 | +43% | Oct 2020 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 0.57 mg/L | 0.47 | +20% | Mar 2020 | Open |
| Flow | DMR, Limited - Numeric Violation | 0.34 MGD | 0.34 | +1% | Feb 2020 | Open |
| Aluminum, total [as Al] | DMR, Limited - Numeric Violation | 1.80 mg/L | 0.47 | +280% | Jan 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 47.00 mg/L | 20.00 | +135% | Jan 2020 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.07 mg/L | 0.06 | +17% | Dec 2019 | Open |
| NOAEL Static 48Hr Acute D. pulex | DMR, Limited - Overdue | 30.00 % | 90.00 | +67% | Dec 2019 | Open |
| NOAEL Static 48Hr Acute D. pulex | DMR, Limited - Numeric Violation | 30.00 % | 90.00 | +67% | Dec 2019 | Open |
| Chlorine, total residual | DMR, Limited - Overdue | 0.07 mg/L | 0.06 | +17% | Dec 2019 | Resolved |
| Flow | DMR, Limited - Overdue | 0.50 MGD | 0.34 | +46% | Nov 2019 | Resolved |
| Flow | DMR, Limited - Numeric Violation | 0.50 MGD | 0.34 | +46% | Nov 2019 | Open |
| Flow | DMR, Limited - Numeric Violation | 0.37 MGD | 0.34 | +9% | Sep 2019 | Open |
| Flow | DMR, Limited - Overdue | 0.37 MGD | 0.34 | +9% | Sep 2019 | Resolved |
| Flow | DMR, Limited - Numeric Violation | 0.44 MGD | 0.34 | +30% | Aug 2019 | Open |
| Flow | DMR, Limited - Overdue | 0.44 MGD | 0.34 | +30% | Aug 2019 | Resolved |
| Flow | DMR, Limited - Overdue | 0.42 MGD | 0.34 | +23% | Jul 2019 | Resolved |
| Flow | DMR, Limited - Numeric Violation | 0.42 MGD | 0.34 | +23% | Jul 2019 | Open |
| Flow | DMR, Limited - Numeric Violation | 0.41 MGD | 0.34 | +19% | Jun 2019 | Open |
| Flow | DMR, Limited - Overdue | 0.41 MGD | 0.34 | +19% | Jun 2019 | Resolved |
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