Non-Compliance
Clean Water Act
LAKE RIDGE, INC.- STP
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
-
893 SPRING RIDGE DRIVE
IOWA CITY, IA 52246
View on map ↗ - County
- JOHNSON County
- Industry
- Other Services
- NAICS (North American Industry Classification)
- 813990
- Inspections
- 2 · last Sep 12, 2023
- Total Penalties
- $0
- Registry ID
- 110013100982
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 | Schedule Event reported late | Sep 1, 2014 | — | Open |
| cwa | Schedule Event unachieved but reported | Aug 1, 2014 | Apr 18, 2016 | Resolved |
| cwa | Schedule Event reported late | Aug 1, 2014 | — | Open |
| cwa | Schedule Event achieved late but reported | Aug 1, 2014 | — | Open |
| cwa | Schedule Event unachieved and not reported | Aug 1, 2014 | Apr 18, 2016 | 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 | 160.00 mg/L | 45.00 | +256% | Jan 2026 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 26.75 mg/L | 25.00 | +7% | Jan 2026 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 55.49 kg/d | 22.25 | +149% | Jan 2026 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 87.00 mg/L | 40.00 | +118% | Jan 2026 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 57.75 mg/L | 30.00 | +93% | Jan 2026 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 19.65 kg/d | 14.98 | +31% | Jan 2026 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 30.17 kg/d | 19.52 | +55% | Jan 2026 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 11.16 mg/L | 2.50 | +346% | Dec 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.78 kg/d | 1.23 | +290% | Dec 2025 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 40.00 mg/L | 30.00 | +33% | Dec 2024 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 40.00 mg/L | 30.00 | +33% | Dec 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Overdue | 1.07 mg/L | 1.00 | +7% | Aug 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.07 mg/L | 1.00 | +7% | Aug 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.22 mg/L | 1.00 | +122% | Jul 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 0.61 kg/d | 0.50 | +23% | Jul 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 56.00 mg/L | 45.00 | +24% | Dec 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.20 mg/L | 0.02 | +953% | Nov 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.05 kg/d | 0.01 | +448% | Nov 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.01 kg/d | 0.00 | +44% | Nov 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.01 | +178% | Nov 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.04 kg/d | 0.01 | +329% | Oct 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 62.00 mg/L | 45.00 | +38% | Oct 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.20 mg/L | 0.02 | +953% | Oct 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.01 | +178% | Oct 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.01 kg/d | 0.00 | +13% | Oct 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +147% | Sep 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.04 kg/d | 0.01 | +297% | Sep 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.20 mg/L | 0.02 | +953% | Sep 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.10 mg/L | 0.02 | +426% | Aug 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.06 kg/d | 0.01 | +500% | Aug 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.04 mg/L | 1.00 | +4% | Aug 2022 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.83 mg/L | 1.00 | +283% | Jul 2022 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.99 kg/d | 0.50 | +298% | Jul 2022 | Resolved |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.02 | +5% | Jun 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.85 mg/L | 1.30 | +119% | Jun 2022 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 38.00 mg/L | 30.00 | +27% | Apr 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 90.00 mg/L | 45.00 | +100% | Apr 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.82 mg/L | 1.50 | +21% | Apr 2022 | Resolved |
| E. coli | DMR, Limited - Numeric Violation | 637.55 MPN/100mL | 126.00 | +406% | Oct 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 0.59 kg/d | 0.50 | +18% | Sep 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.25 mg/L | 1.10 | +105% | Sep 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 0.92 kg/d | 0.45 | +103% | Aug 2021 | Resolved |
| E. coli | DMR, Limited - Numeric Violation | 140.70 MPN/100mL | 126.00 | +12% | Aug 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.14 mg/L | 1.00 | +214% | Aug 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 0.98 kg/d | 0.54 | +79% | Jul 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.40 mg/L | 1.10 | +209% | Jul 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 50.00 mg/L | 45.00 | +11% | Jul 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 47.00 mg/L | 45.00 | +4% | Feb 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 33.00 mg/L | 30.00 | +10% | Feb 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 31.00 mg/L | 30.00 | +3% | Jan 2021 | Open |
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