Non-Compliance
Clean Water Act
PORT BYRON 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
-
1500 BLOCK E OF N HIGH STREET
PORT BYRON, IL 61275
View on map ↗ - County
- ROCK ISLAND County
- Total Penalties
- $0
- Registry ID
- 110071710861
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.
2
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 | Jan 31, 2026 | Mar 3, 2026 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 31, 2021 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2020 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 31, 2018 | Jul 11, 2018 | Resolved |
| cwa | Schedule Event unachieved but reported | Jan 31, 2018 | Jul 11, 2018 | Resolved |
| cwa | Schedule Event reported late | Jan 31, 2018 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2018 | — | 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 |
|---|---|---|---|---|---|---|
| Solids, total suspended | DMR, Limited - Numeric Violation | 14.22 mg/L | 12.00 | +19% | Jan 2026 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 40.00 mg/L | 24.00 | +67% | Jan 2026 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.61 mg/L | 4.70 | +62% | Dec 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.49 mg/L | 4.70 | +123% | Jan 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.80 mg/L | 4.70 | +23% | Jan 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.16 mg/L | 6.90 | +18% | Oct 2017 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 13.40 mg/L | 10.00 | +34% | May 2017 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 28.00 mg/L | 20.00 | +40% | May 2017 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 15.50 mg/L | 10.00 | +55% | Apr 2017 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 40.00 mg/L | 20.00 | +100% | Apr 2017 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 12.90 mg/L | 10.00 | +29% | Mar 2017 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Overdue | 12.90 mg/L | 10.00 | +29% | Mar 2017 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 14.00 mg/L | 12.00 | +17% | Dec 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 35.00 mg/L | 24.00 | +46% | Dec 2016 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 13.00 mg/L | 10.00 | +30% | Aug 2016 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 22.00 mg/L | 20.00 | +10% | Aug 2016 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 12.00 mg/L | 10.00 | +20% | Jul 2016 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 22.00 mg/L | 20.00 | +10% | Jul 2016 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 11.00 mg/L | 10.00 | +10% | May 2016 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 14.00 mg/L | 10.00 | +40% | Feb 2016 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 17.00 mg/L | 10.00 | +70% | Jan 2016 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 23.00 mg/L | 20.00 | +15% | Jan 2016 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 14.00 mg/L | 10.00 | +40% | Dec 2015 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 13.00 mg/L | 10.00 | +30% | Jul 2015 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 11.00 mg/L | 10.00 | +10% | Jun 2015 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 30.00 mg/L | 24.00 | +25% | May 2015 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 13.00 mg/L | 10.00 | +30% | May 2015 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 16.00 mg/L | 12.00 | +33% | May 2015 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 12.00 mg/L | 10.00 | +20% | Apr 2015 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 18.00 mg/L | 12.00 | +50% | Mar 2015 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 30.00 mg/L | 24.00 | +25% | Mar 2015 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 25.00 mg/L | 20.00 | +25% | Mar 2015 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 14.00 mg/L | 10.00 | +40% | Mar 2015 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 16.00 mg/L | 12.00 | +33% | Feb 2015 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 19.00 mg/L | 10.00 | +90% | Feb 2015 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 38.00 mg/L | 20.00 | +90% | Feb 2015 | 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.
State CWA Non Penalty AO
Clean Water Act
· Case IL-N00004806 · Feb 2, 1995
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