Non-Compliance
Clean Water Act
DAYTON WASTEWATER LAGOON
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
-
PO BOX 100
DAYTON, WY 82836
View on map ↗ - County
- SHERIDAN County
- Inspections
- 3 · last Nov 21, 2023
- Total Penalties
- $0
- Registry ID
- 110055177927
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.
6
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 but reported | Mar 5, 2013 | Jun 4, 2013 | 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 |
|---|---|---|---|---|---|---|
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 52.00 % | 65.00 | +37% | Jun 2025 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 22.00 % | 65.00 | +123% | Mar 2025 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 57.00 % | 65.00 | +23% | Mar 2024 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,210.00 MPN/100mL | 630.00 | +92% | Mar 2024 | Open |
| E. coli | DMR, Limited - Numeric Violation | 43,443.00 MPN/100mL | 630.00 | +6,796% | Feb 2024 | Open |
| E. coli | DMR, Limited - Numeric Violation | 24,196.00 MPN/100mL | 630.00 | +3,741% | Jan 2024 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 15.00 % | 65.00 | +143% | Jan 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 59.00 mg/L | 30.00 | +97% | Sep 2023 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | -1.72 % | 65.00 | +191% | Sep 2023 | Open |
| Flow | DMR, Limited - Numeric Violation | 0.26 MGD | 0.20 | +30% | Jun 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 32.00 mg/L | 30.00 | +7% | Mar 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 31.00 mg/L | 30.00 | +3% | May 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 39.00 mg/L | 30.00 | +30% | Apr 2022 | Open |
| E. coli | DMR, Limited - Overdue | 435.00 MPN/100mL | 126.00 | +245% | Sep 2020 | Resolved |
| E. coli | DMR, Limited - Numeric Violation | 435.00 MPN/100mL | 235.00 | +85% | Sep 2020 | Open |
| E. coli | DMR, Limited - Overdue | 435.00 MPN/100mL | 235.00 | +85% | Sep 2020 | Resolved |
| E. coli | DMR, Limited - Numeric Violation | 435.00 MPN/100mL | 126.00 | +245% | Sep 2020 | Open |
| Flow | DMR, Limited - Overdue | 85.00 MGD | 0.20 | +42,400% | Aug 2020 | Resolved |
| Flow | DMR, Limited - Numeric Violation | 85.00 MGD | 0.20 | +42,400% | Aug 2020 | Open |
| E. coli | DMR, Limited - Numeric Violation | 130.00 MPN/100mL | 126.00 | +3% | Jun 2020 | Open |
| E. coli | DMR, Limited - Numeric Violation | 248.00 MPN/100mL | 235.00 | +6% | May 2020 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,730.00 MPN/100mL | 235.00 | +636% | Apr 2020 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,730.00 MPN/100mL | 126.00 | +1,273% | Apr 2020 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 0.00 % | 65.00 | +186% | Jun 2019 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 10.00 % | 65.00 | +157% | May 2019 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 33.00 mg/L | 30.00 | +10% | May 2019 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 37.00 mg/L | 30.00 | +23% | Mar 2019 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 96.00 mg/L | 45.00 | +113% | Feb 2019 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 32.00 % | 65.00 | +94% | Feb 2019 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 96.00 mg/L | 90.00 | +7% | Feb 2019 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 96.00 mg/L | 30.00 | +220% | Feb 2019 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 66.00 mg/L | 30.00 | +120% | Nov 2018 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 66.00 mg/L | 45.00 | +47% | Nov 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 53.00 mg/L | 45.00 | +18% | May 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 53.00 mg/L | 30.00 | +77% | May 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 37.00 mg/L | 30.00 | +23% | Jun 2017 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 36.00 % | 65.00 | +83% | Jun 2017 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 61.00 % | 65.00 | +11% | May 2017 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 56.00 mg/L | 45.00 | +24% | Apr 2017 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 63.00 % | 65.00 | +6% | Apr 2017 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 56.00 mg/L | 30.00 | +87% | Apr 2017 | Open |
| Flow, total | DMR, Limited - Numeric Violation | 0.74 MGD | 0.20 | +270% | Dec 2016 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 34.00 mg/L | 30.00 | +13% | Dec 2016 | Open |
| Flow, total | DMR, Limited - Numeric Violation | 0.78 MGD | 0.20 | +292% | Nov 2016 | Open |
| Flow, total | DMR, Limited - Numeric Violation | 0.88 MGD | 0.20 | +339% | Oct 2016 | Open |
| Flow, total | DMR, Limited - Numeric Violation | 1.03 MGD | 0.20 | +417% | Sep 2016 | Open |
| Flow, total | DMR, Limited - Numeric Violation | 0.61 MGD | 0.20 | +204% | Aug 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 219.00 mg/L | 100.00 | +119% | Aug 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 219.00 mg/L | 150.00 | +46% | Aug 2016 | Open |
| Flow, total | DMR, Limited - Numeric Violation | 0.90 MGD | 0.20 | +351% | Jul 2016 | 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 WY-14760 · Aug 16, 2012
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