Non-Compliance
Clean Water Act
KEYSTONE, TOWN OF (BIOSOLIDS)
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 689
KEYSTONE, SD 57751
View on map ↗ - County
- PENNINGTON County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Inspections
- 2 · last Jun 9, 2022
- Total Penalties
- $0
- Registry ID
- 110006692203
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 | Dec 31, 2013 | May 21, 2014 | 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 and not reported | Dec 31, 2013 | May 21, 2014 | Resolved |
| cwa | Schedule Event achieved late but reported | Aug 31, 1998 | — | Open |
| cwa | Effluent Violations - Unapproved Bypass | May 11, 1995 | — | Open |
| cwa | Effluent Violations - Unapproved Bypass | May 8, 1995 | — | 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 |
|---|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.14 kg/d | 5.72 | +7% | Apr 2025 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 58.00 mg/L | 17.50 | +231% | Apr 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.32 kg/d | 2.41 | +38% | Apr 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 13.48 mg/L | 10.00 | +35% | Apr 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 36.40 mg/L | 17.50 | +108% | Apr 2025 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 23.86 mg/L | 10.00 | +139% | Apr 2025 | Resolved |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 79.40 % | 85.00 | +37% | Apr 2025 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 81.60 % | 85.00 | +23% | Mar 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.35 kg/d | 1.77 | +146% | Mar 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.77 kg/d | 0.86 | +221% | Mar 2025 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 18.75 mg/L | 10.00 | +88% | Mar 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 10.85 mg/L | 10.00 | +9% | Mar 2025 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 19.00 mg/L | 17.50 | +9% | Mar 2025 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 10.25 mg/L | 10.00 | +3% | Feb 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 19.60 mg/L | 17.50 | +12% | Feb 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 13.75 mg/L | 10.00 | +38% | Feb 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 14.75 mg/L | 10.00 | +48% | Jan 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 13.32 mg/L | 10.00 | +33% | Dec 2024 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 10.85 mg/L | 10.00 | +9% | Jan 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 12.80 mg/L | 10.00 | +28% | Dec 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 12.10 mg/L | 10.00 | +21% | Apr 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 16.72 mg/L | 10.00 | +67% | Dec 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 19.60 mg/L | 17.50 | +12% | Dec 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 13.30 mg/L | 10.00 | +33% | Nov 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 11.40 mg/L | 10.00 | +14% | Jan 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.41 kg/d | 5.72 | +29% | Jun 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 11.00 mg/L | 10.00 | +10% | Feb 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 22.40 mg/L | 17.50 | +28% | Mar 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.86 mg/L | 8.30 | +19% | Jan 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 19.20 mg/L | 17.50 | +10% | Jan 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 10.24 mg/L | 10.00 | +2% | Jan 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.17 mg/L | 4.70 | +53% | Jan 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.71 mg/L | 4.10 | +112% | Jul 2017 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.46 mg/L | 1.60 | +54% | Jul 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 20.00 mg/L | 17.50 | +14% | Dec 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 12.40 mg/L | 10.00 | +24% | Dec 2016 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 69.00 % | 85.00 | +107% | Dec 2016 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 1,730.00 MPN/100mL | 1,178.00 | +47% | Sep 2015 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 1,410.00 MPN/100mL | 1,178.00 | +20% | Jul 2015 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 4,840.00 MPN/100mL | 1,178.00 | +311% | Jun 2015 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 1,277.85 MPN/100mL | 630.00 | +103% | Jun 2015 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 1,178.00 | +105% | May 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 SD-N00000051 · Aug 8, 1997
State CWA Non Penalty AO
Clean Water Act
· Case SD-N00000216 · Sep 29, 1995
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· Manufacturing