Non-Compliance
Clean Water Act
MARENGO 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
-
OFF OF EAST SOUTH STREET, EAST
MARENGO, IA 52301
View on map ↗ - County
- IOWA County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Inspections
- 2 · last Oct 29, 2024
- Total Penalties
- $0
- Registry ID
- 110010033052
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
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 unachieved and not reported | Dec 31, 2013 | Nov 22, 2016 | Resolved |
| cwa | Schedule Event reported late | Dec 31, 2013 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 31, 2013 | — | Open |
| cwa | Schedule Event unachieved but reported | Dec 31, 2013 | Nov 22, 2016 | Resolved |
| cwa | Schedule Event reported late | Feb 28, 2003 | — | Open |
| cwa | Schedule Event achieved late but reported | Feb 28, 2003 | — | Open |
| cwa | Schedule Event achieved late but reported | Feb 1, 2001 | — | Open |
| cwa | Schedule Event reported late | Feb 1, 2001 | — | Open |
| cwa | Schedule Event unachieved but reported | Feb 1, 2001 | May 31, 2002 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 1, 2001 | May 31, 2002 | 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 |
|---|---|---|---|---|---|---|
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 4.12 mg/L | 5.00 | +18% | Jan 2026 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 28.77 kg/d | 23.15 | +24% | Dec 2025 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 3.20 mg/L | 5.00 | +36% | Dec 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 18.20 kg/d | 17.25 | +5% | Dec 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 26.20 mg/L | 19.00 | +38% | Dec 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 22.54 mg/L | 14.00 | +61% | Dec 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 16.48 mg/L | 14.00 | +18% | Nov 2025 | Resolved |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 3.29 mg/L | 5.00 | +34% | Nov 2025 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 0.86 mg/L | 5.00 | +83% | Oct 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 14.30 mg/L | 14.00 | +2% | Sep 2025 | Resolved |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.10 mg/L | 5.00 | +78% | Sep 2025 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.69 mg/L | 5.00 | +66% | Aug 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 17.04 kg/d | 16.80 | +1% | Aug 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 26.99 kg/d | 22.70 | +19% | Aug 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 33.39 kg/d | 22.70 | +47% | Jul 2025 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 0.87 mg/L | 5.00 | +83% | Jul 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 25.46 kg/d | 16.80 | +52% | Jul 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 17.80 mg/L | 12.00 | +48% | Jul 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 22.40 mg/L | 19.00 | +18% | Jul 2025 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 0.84 mg/L | 5.00 | +83% | Jun 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 24.00 mg/L | 14.00 | +71% | Jun 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 25.60 mg/L | 19.00 | +35% | Jun 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 22.97 kg/d | 17.25 | +33% | May 2025 | Resolved |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 2.90 mg/L | 5.00 | +42% | May 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 24.70 mg/L | 14.00 | +76% | May 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 29.40 mg/L | 19.00 | +55% | May 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 29.01 kg/d | 23.15 | +25% | May 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 38.13 kg/d | 23.15 | +65% | Apr 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 26.04 mg/L | 14.00 | +86% | Apr 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 24.56 kg/d | 17.25 | +42% | Apr 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 27.90 mg/L | 19.00 | +47% | Apr 2025 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.95 mg/L | 5.00 | +61% | Apr 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 29.75 kg/d | 23.15 | +28% | Mar 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 29.50 mg/L | 19.00 | +55% | Mar 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 25.48 mg/L | 14.00 | +82% | Mar 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 21.70 kg/d | 17.25 | +26% | Mar 2025 | Resolved |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 3.97 mg/L | 5.00 | +21% | Jan 2025 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 2.20 mg/L | 5.00 | +56% | Dec 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 31.65 mg/L | 14.00 | +126% | Dec 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 33.80 mg/L | 19.00 | +78% | Dec 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 22.26 kg/d | 17.25 | +29% | Dec 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 25.97 kg/d | 23.15 | +12% | Dec 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 31.03 mg/L | 14.00 | +122% | Nov 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 58.23 kg/d | 23.15 | +151% | Nov 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 33.99 kg/d | 17.25 | +97% | Nov 2024 | Resolved |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 3.05 mg/L | 5.00 | +39% | Nov 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 33.70 mg/L | 19.00 | +77% | Nov 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 17.74 kg/d | 17.25 | +3% | Oct 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 25.09 kg/d | 23.15 | +8% | Oct 2024 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.35 mg/L | 5.00 | +73% | Oct 2024 | 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.
Administrative - Formal
· Case 07-2011-0289 · Sep 19, 2011
State CWA Non Penalty AO
Clean Water Act
· Case IA-3041 · Apr 18, 1991
State CWA Non Penalty AO
Clean Water Act
· Case IA-N00001581 · Apr 18, 1991
State CWA Non Penalty AO
Clean Water Act
· Case IA-N3041 · Apr 18, 1991
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