Non-Compliance
Clean Water Act
OAK HILL UTILITY OPERATING COMPANY, LLC-NORTH HILLS SUBDIVISION
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $11,400 in total penalties since records began.
- Address
-
NORTH END OF PLATEAU DRIVE
CONWAY, AR 72032
View on map ↗ - County
- FAULKNER County
- Industry
- Construction
- NAICS (North American Industry Classification)
- 237210
- Inspections
- 1 · last Nov 12, 2021
- Total Penalties
- $11,400 · last Jun 24, 2025
- Registry ID
- 110071710578
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.
8
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 15, 2026 | Feb 15, 2026 | Resolved |
| cwa | Schedule Event achieved late but reported | Oct 15, 2025 | — | Open |
| cwa | Schedule Event achieved late but reported | Jul 15, 2025 | — | Open |
| cwa | Schedule Event achieved late but reported | Apr 1, 2025 | — | Open |
| cwa | Schedule Event unachieved but reported | Apr 1, 2025 | Jul 3, 2025 | Resolved |
| cwa | Schedule Event reported late | Apr 1, 2025 | — | Open |
| cwa | Schedule Event unachieved and not reported | Apr 1, 2025 | Jul 3, 2025 | Resolved |
| cwa | Monitoring Violations - Analysis not Conducted | Sep 30, 2023 | Jun 24, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Sep 1, 2023 | — | Open |
| cwa | Schedule Event unachieved and not reported | Sep 1, 2023 | Jun 24, 2025 | Resolved |
| cwa | Schedule Event unachieved but reported | Sep 1, 2023 | Jun 24, 2025 | Resolved |
| cwa | Schedule Event reported late | Sep 1, 2023 | — | Open |
| cwa | Reporting Violations - Failure to Notify | Nov 30, 2022 | Jun 24, 2025 | Resolved |
| cwa | Reporting Violations - Failure to Notify | Oct 31, 2022 | Jun 24, 2025 | Resolved |
| cwa | Reporting Violations - Failure to Submit DMRs | Oct 26, 2022 | Jun 24, 2025 | Resolved |
| cwa | Reporting Violations - Failure to Notify | Sep 30, 2022 | Jun 24, 2025 | Resolved |
| cwa | Reporting Violations - Failure to Submit DMRs | Sep 26, 2022 | Jun 24, 2025 | Resolved |
| cwa | Reporting Violations - Failure to Notify | Aug 31, 2022 | Jun 24, 2025 | Resolved |
| cwa | Reporting Violations - Failure to Notify | Jul 31, 2022 | Jun 24, 2025 | Resolved |
| cwa | Monitoring Violations - Analysis not Conducted | Feb 28, 2022 | Jun 24, 2025 | Resolved |
| cwa | Permit Violations - Failure to Submit Timely Permit Renewal Application | Feb 2, 2022 | Jun 24, 2025 | Resolved |
| cwa | Reporting Violations - Failure to Submit DMRs | Jan 26, 2022 | Jun 24, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Oct 8, 2021 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 19, 2013 | — | Open |
| cwa | Schedule Event reported late | Dec 19, 2013 | — | Open |
| cwa | Schedule Event reported late | Dec 19, 2012 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 19, 2012 | — | 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 |
|---|---|---|---|---|---|---|
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 2.81 kg/d | 2.27 | +24% | Jan 2026 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 22.20 mg/L | 10.00 | +122% | Jan 2026 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.10 mg/L | 9.00 | +46% | Jan 2026 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.66 kg/d | 1.36 | +22% | Jan 2026 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,000.00 MPN/100mL | 2,000.00 | +99,999% | Jan 2026 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.66 kg/d | 0.91 | +83% | Jan 2026 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 2.81 kg/d | 1.50 | +88% | Jan 2026 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.10 mg/L | 6.00 | +118% | Jan 2026 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 22.20 mg/L | 15.00 | +48% | Jan 2026 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,000.00 MPN/100mL | 1,000.00 | +99,999% | Jan 2026 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,000.00 MPN/100mL | 1,000.00 | +99,999% | Dec 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.44 kg/d | 1.36 | +6% | Dec 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,000.00 MPN/100mL | 2,000.00 | +99,999% | Dec 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 2.26 kg/d | 1.50 | +51% | Dec 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.44 kg/d | 0.91 | +59% | Dec 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 16.90 mg/L | 15.00 | +13% | Dec 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 16.90 mg/L | 10.00 | +69% | Dec 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.80 mg/L | 6.00 | +80% | Dec 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.80 mg/L | 9.00 | +20% | Dec 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.88 kg/d | 0.91 | +108% | Nov 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.80 mg/L | 6.00 | +130% | Nov 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 3,150.00 MPN/100mL | 2,000.00 | +58% | Nov 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 12.60 mg/L | 10.00 | +26% | Nov 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.80 mg/L | 9.00 | +53% | Nov 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 1.72 kg/d | 1.50 | +15% | Nov 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 3,150.00 MPN/100mL | 1,000.00 | +215% | Nov 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.88 kg/d | 1.36 | +38% | Nov 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,000.00 MPN/100mL | 1,000.00 | +99,999% | Oct 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 22.20 mg/L | 3.00 | +640% | Oct 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 22.20 mg/L | 4.50 | +393% | Oct 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 3.83 kg/d | 1.50 | +156% | Oct 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.46 kg/d | 0.68 | +408% | Oct 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.46 kg/d | 0.45 | +662% | Oct 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 24.60 mg/L | 15.00 | +64% | Oct 2025 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 2.70 mg/L | 6.00 | +55% | Oct 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,000.00 MPN/100mL | 2,000.00 | +99,999% | Oct 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 3.83 kg/d | 2.27 | +69% | Oct 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 24.60 mg/L | 10.00 | +146% | Oct 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 2.73 kg/d | 2.27 | +20% | Sep 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 20.30 mg/L | 15.00 | +35% | Sep 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 20.30 mg/L | 10.00 | +103% | Sep 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,000.00 MPN/100mL | 400.00 | +99,999% | Sep 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.70 mg/L | 4.50 | +71% | Sep 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.04 kg/d | 0.68 | +52% | Sep 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,000.00 MPN/100mL | 200.00 | +99,999% | Sep 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.04 kg/d | 0.45 | +128% | Sep 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.70 mg/L | 3.00 | +157% | Sep 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 2.73 kg/d | 1.50 | +82% | Sep 2025 | Resolved |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 3.23 mg/L | 6.00 | +46% | Sep 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 20.40 mg/L | 3.00 | +580% | Aug 2025 | Resolved |
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 Administrative Order of Consent
Clean Water Act
· Case AR-9808 - CAO · Sep 8, 2021
$11,400
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