Non-Compliance
Clean Water Act
RCRA
LOCH ALPINE SA-SCIO-WEB WWTP
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
-
4530 WEST HURON RIVER ROAD
ANN ARBOR, MI 48103
View on map ↗ - County
- WASHTENAW County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Inspections
- 3 · last Feb 19, 2025
- Total Penalties
- $0
- Registry ID
- 110009908314
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.
12
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
0
Hazardous Waste (RCRA)
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 - Improper Analysis or Lab Error | Aug 22, 2023 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Feb 11, 2021 | — | Open |
| cwa | Schedule Event achieved late but reported | Oct 30, 2013 | — | Open |
| cwa | Schedule Event achieved late but reported | Oct 30, 2012 | — | Open |
| cwa | Schedule Event unachieved and not reported | Oct 29, 1993 | Feb 1, 2001 | Resolved |
| cwa | Schedule Event achieved late but reported | Oct 29, 1993 | — | 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 |
|---|---|---|---|---|---|---|
| BOD, carb-5 day, 20 deg C, percent removal | DMR, Limited - Numeric Violation | 81.00 % | 85.00 | +27% | Jan 2026 | Open |
| BOD, carb-5 day, 20 deg C, percent removal | DMR, Limited - Numeric Violation | 84.00 % | 85.00 | +7% | Dec 2025 | Open |
| BOD, carb-5 day, 20 deg C, percent removal | DMR, Limited - Numeric Violation | 84.40 % | 85.00 | +4% | Apr 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 855.00 MPN/100mL | 400.00 | +114% | Mar 2025 | Open |
| BOD, carb-5 day, 20 deg C, percent removal | DMR, Limited - Numeric Violation | 82.00 % | 85.00 | +20% | Jan 2025 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 69.00 % | 70.00 | +3% | Sep 2023 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.36 mg/L | 0.35 | +3% | Jun 2023 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.44 mg/L | 0.35 | +26% | Dec 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.08 mg/L | 0.04 | +118% | Jul 2022 | Resolved |
| BOD, carb-5 day, 20 deg C, percent removal | DMR, Limited - Numeric Violation | 81.40 % | 85.00 | +24% | Apr 2022 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.38 mg/L | 0.35 | +9% | Mar 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.23 mg/L | 0.04 | +495% | Mar 2022 | Resolved |
| BOD, carb-5 day, 20 deg C, percent removal | DMR, Limited - Numeric Violation | 76.00 % | 85.00 | +60% | Feb 2022 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.43 mg/L | 0.35 | +24% | Feb 2022 | Open |
| BOD, carb-5 day, 20 deg C, percent removal | DMR, Limited - Numeric Violation | 72.50 % | 85.00 | +83% | Jan 2022 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 61.30 % | 85.00 | +158% | Jan 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 905.00 MPN/100mL | 200.00 | +353% | Dec 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 4,095.00 MPN/100mL | 400.00 | +924% | Dec 2021 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.09 mg/L | 0.80 | +36% | Dec 2021 | Open |
| BOD, carb-5 day, 20 deg C, percent removal | DMR, Limited - Numeric Violation | 76.00 % | 85.00 | +60% | Dec 2021 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 70.00 % | 85.00 | +100% | Dec 2021 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 82.00 % | 85.00 | +20% | Nov 2021 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 80.00 % | 85.00 | +33% | Jul 2021 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.95 mg/L | 0.80 | +19% | Jan 2021 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 711.00 MPN/100mL | 400.00 | +78% | Sep 2019 | Open |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +20% | Oct 2018 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 242.00 MPN/100mL | 200.00 | +21% | Aug 2017 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 3,000.00 MPN/100mL | 400.00 | +650% | Aug 2017 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.06 mg/L | 0.04 | +58% | Feb 2017 | 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 MI-N00000383 · Sep 27, 1993
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