Non-Compliance
Clean Water Act
MONTEZUMA 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
-
41.57702 -92.53955
MONTEZUMA, IA 50171
View on map ↗ - County
- POWESHIEK County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Inspections
- 3 · last Feb 7, 2025
- Total Penalties
- $0
- Registry ID
- 110071711034
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 reported late | May 1, 2019 | — | Open |
| cwa | Schedule Event unachieved and not reported | May 1, 2019 | Oct 15, 2019 | Resolved |
| cwa | Schedule Event unachieved but reported | May 1, 2019 | Oct 15, 2019 | Resolved |
| cwa | Schedule Event achieved late but reported | May 1, 2019 | — | Open |
| cwa | Schedule Event unachieved but reported | Nov 1, 2018 | May 8, 2019 | Resolved |
| cwa | Schedule Event achieved late but reported | Nov 1, 2018 | — | Open |
| cwa | Schedule Event unachieved and not reported | Nov 1, 2018 | Oct 15, 2019 | Resolved |
| cwa | Schedule Event reported late | Nov 1, 2018 | — | Open |
| cwa | Schedule Event reported late | Jul 1, 2018 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jul 1, 2018 | May 31, 2019 | Resolved |
| cwa | Schedule Event unachieved but reported | Jul 1, 2018 | May 20, 2019 | Resolved |
| cwa | Schedule Event reported late | Jul 1, 2018 | — | Open |
| cwa | Schedule Event achieved late but reported | Jul 1, 2018 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jul 1, 2018 | May 31, 2019 | Resolved |
| cwa | Schedule Event unachieved but reported | Jul 1, 2018 | May 20, 2019 | Resolved |
| cwa | Schedule Event achieved late but reported | Jul 1, 2018 | — | Open |
| cwa | Schedule Event unachieved and not reported | Aug 1, 2017 | Sep 5, 2017 | Resolved |
| cwa | Schedule Event unachieved and not reported | Aug 1, 2017 | Sep 5, 2017 | Resolved |
| cwa | Schedule Event reported late | Aug 1, 2017 | — | Open |
| cwa | Schedule Event achieved late but reported | Aug 1, 2017 | — | Open |
| cwa | Schedule Event unachieved but reported | Aug 1, 2017 | Sep 5, 2017 | Resolved |
| cwa | Schedule Event reported late | Aug 1, 2017 | — | Open |
| cwa | Schedule Event achieved late but reported | Aug 1, 2017 | — | Open |
| cwa | Schedule Event unachieved but reported | Aug 1, 2017 | Sep 5, 2017 | Resolved |
| cwa | Schedule Event unachieved but reported | May 1, 2017 | Jun 1, 2017 | Resolved |
| cwa | Schedule Event unachieved but reported | May 1, 2016 | Jun 1, 2016 | Resolved |
| cwa | Schedule Event unachieved but reported | Aug 1, 2015 | Oct 31, 2015 | 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 |
|---|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.77 mg/L | 8.40 | +16% | Feb 2026 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.90 mg/L | 4.00 | +97% | Feb 2026 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.16 mg/L | 6.90 | +33% | Jan 2026 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.63 mg/L | 3.40 | +154% | Jan 2026 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.77 mg/L | 3.90 | +74% | Dec 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.86 mg/L | 8.40 | +17% | Feb 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.10 mg/L | 6.90 | +46% | Jan 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.63 mg/L | 3.40 | +7% | Jan 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.81 mg/L | 2.50 | +12% | Dec 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 31.08 kg/d | 12.53 | +148% | Oct 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 766.87 kg/d | 567.95 | +35% | Jul 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 181.50 mg/L | 80.00 | +127% | Jul 2016 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.07 mg/L | 5.00 | +79% | Jul 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 696.00 mg/L | 120.00 | +480% | Jul 2016 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.08 mg/L | 5.00 | +78% | Jun 2016 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.78 mg/L | 5.00 | +64% | May 2016 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.52 mg/L | 5.00 | +70% | Apr 2016 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 2.30 mg/L | 5.00 | +54% | Mar 2016 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.45 mg/L | 5.00 | +71% | Nov 2015 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 3.70 mg/L | 5.00 | +26% | Oct 2015 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.24 mg/L | 5.00 | +75% | Sep 2015 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.02 mg/L | 5.00 | +80% | Aug 2015 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.23 mg/L | 5.00 | +75% | Jul 2015 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.45 mg/L | 5.00 | +71% | Jun 2015 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.72 mg/L | 5.00 | +66% | May 2015 | Open |
Other facilities in POWESHIEK County, IA
HEARTLAND CO-OP MALCOM SOUTH NH3
MALCOM, IA
· Wholesale Trade
GRINNELL MUTUAL REINSURANCE CO
GRINNELL, IA
DEEP RIVER WATER SUPPLY
GRINNELL, IA
GRINNELL WATER DEPT
GRINNELL, IA
PONDEROSA UTIL INC
MONTEZUMA, IA