Non-Compliance
Clean Water Act
MAPLE RIVER JUNCTION 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
-
IVY AVE
CARROLL, IA 51401
View on map ↗ - County
- CARROLL County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Inspections
- 1 · last Feb 20, 2025
- Total Penalties
- $0
- Registry ID
- 110041270139
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
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 | 0.26 kg/d | 0.23 | +16% | Jul 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 15.50 mg/L | 8.50 | +82% | Jul 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.12 mg/L | 7.10 | +14% | Jun 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 26.60 mg/L | 20.40 | +30% | Mar 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 26.60 mg/L | 20.40 | +30% | Mar 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 0.83 kg/d | 0.77 | +7% | Mar 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 0.83 kg/d | 0.77 | +7% | Mar 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 25.80 mg/L | 20.80 | +24% | Feb 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 25.80 mg/L | 20.80 | +24% | Feb 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.25 mg/L | 7.10 | +2% | Jun 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 0.26 kg/d | 0.23 | +14% | Jun 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.41 mg/L | 8.20 | +15% | Sep 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 0.28 kg/d | 0.23 | +25% | Aug 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.90 mg/L | 7.70 | +68% | Aug 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.20 mg/L | 8.50 | +20% | Jul 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 0.44 kg/d | 0.36 | +22% | Apr 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 15.80 mg/L | 13.00 | +22% | Apr 2023 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 1.53 kg/d | 1.36 | +13% | Apr 2021 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 1.53 kg/d | 0.91 | +69% | Apr 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.01 kg/d | 0.77 | +30% | Apr 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.01 kg/d | 0.36 | +177% | Apr 2021 | Open |
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