Clean Water Act
USBOR-YELLOWTAIL DAM WASTEWATER FACILITY
Quick Summary
- •Assessed $0 in total penalties since records began.
- Address
-
HIGHWAY 313
FORT SMITH, MT 59035
View on map ↗ - County
- BIG HORN County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Total Penalties
- $0
- Registry ID
- 110006865892
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 |
|---|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 88.00 mg/L | 30.00 | +193% | Jun 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 88.00 mg/L | 45.00 | +96% | Jun 2022 | Open |
| E. coli | DMR, Limited - Numeric Violation | 660.00 MPN/100mL | 126.00 | +424% | Apr 2020 | Open |
| E. coli | DMR, Limited - Numeric Violation | 660.00 MPN/100mL | 410.00 | +61% | Apr 2020 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 66.00 mg/L | 45.00 | +47% | Apr 2020 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 66.00 mg/L | 30.00 | +120% | Apr 2020 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,000.00 MPN/100mL | 126.00 | +694% | Sep 2018 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,000.00 MPN/100mL | 410.00 | +144% | Sep 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 34.00 mg/L | 30.00 | +13% | Mar 2018 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,600.00 MPN/100mL | 126.00 | +1,170% | Apr 2017 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,600.00 MPN/100mL | 410.00 | +290% | Apr 2017 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 36.00 mg/L | 30.00 | +20% | Mar 2017 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 66.00 % | 85.00 | +127% | Aug 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.
Administrative - Formal
· Case 08-2015-0070
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