Non-Compliance
Clean Water Act
DUNKERTON CITY OF 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
-
HIGHWAY 281
DUNKERTON, IA 50626
View on map ↗ - County
- BLACK HAWK County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Inspections
- 1 · last Dec 19, 2023
- Total Penalties
- $0
- Registry ID
- 110010033631
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.
4
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 achieved late but reported | Jan 1, 2020 | — | 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 |
|---|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.10 mg/L | 4.20 | +140% | Dec 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.97 mg/L | 4.20 | +137% | Dec 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.96 mg/L | 4.10 | +94% | Jun 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.96 mg/L | 4.10 | +94% | Jun 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.90 mg/L | 4.10 | +117% | May 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.90 mg/L | 4.10 | +117% | May 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.20 mg/L | 4.20 | +48% | Dec 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.20 mg/L | 4.20 | +48% | Dec 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.50 mg/L | 2.90 | +21% | Nov 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.40 mg/L | 2.90 | +17% | Nov 2024 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 27.00 mg/L | 25.00 | +8% | Oct 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.93 mg/L | 5.40 | +28% | Apr 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.24 mg/L | 5.40 | +34% | Apr 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.40 mg/L | 2.90 | +17% | Nov 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.40 mg/L | 2.90 | +17% | Nov 2022 | Open |
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