Non-Compliance
Clean Water Act
CORPENING CREEK WWTP
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $4,046 in total penalties since records began.
- Address
-
3982 NC HWY 226 S
MARION, NC 28752
View on map ↗ - County
- MCDOWELL County
- Inspections
- 5 · last Sep 16, 2025
- Total Penalties
- $4,046 · last Jul 12, 2024
- Registry ID
- 110028271313
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.
12
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 | Permit Violations - Unapproved Operation | Sep 16, 2025 | — | Open |
| cwa | Permit Violations - Unapproved Operation | Aug 15, 2023 | — | Open |
| cwa | Permit Violations - Unapproved Operation | Feb 5, 2021 | — | Open |
| cwa | Violation Detected During Inspection | Aug 9, 2005 | — | 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 |
|---|---|---|---|---|---|---|
| Cyanide, total [as CN] | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +75% | Sep 2025 | Open |
| Coliform, fecal MF, MFC broth, 44.5 C | DMR, Limited - Numeric Violation | 1,187.40 MPN/100mL | 400.00 | +197% | Apr 2025 | Open |
| Cyanide, total [as CN] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +100% | Jan 2024 | Resolved |
| Cyanide, total [as CN] | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +38% | Aug 2023 | Resolved |
| Coliform, fecal MF, MFC broth, 44.5 C | DMR, Limited - Numeric Violation | 868.94 MPN/100mL | 400.00 | +117% | Jul 2023 | Open |
| Cyanide, total [as CN] | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +38% | Jul 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.75 mg/L | 3.30 | +44% | Feb 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 46.83 mg/L | 45.00 | +4% | Jan 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 123.13 mg/L | 45.00 | +174% | Dec 2021 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 30.78 mg/L | 30.00 | +3% | Dec 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.52 mg/L | 1.50 | +1% | Aug 2021 | Open |
| Coliform, fecal MF, MFC broth, 44.5 C | DMR, Limited - Numeric Violation | 416.09 MPN/100mL | 400.00 | +4% | Aug 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 109.37 mg/L | 45.00 | +143% | Apr 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 726.47 mg/L | 45.00 | +1,514% | May 2020 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.23 mg/L | 4.40 | +19% | May 2020 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 85.13 mg/L | 45.00 | +89% | May 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 182.38 mg/L | 30.00 | +508% | May 2020 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 4.90 mg/L | 5.00 | +2% | May 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 112.82 mg/L | 45.00 | +151% | Feb 2020 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 40.48 mg/L | 30.00 | +35% | Feb 2020 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.62 mg/L | 1.50 | +141% | May 2019 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.17 mg/L | 4.40 | +108% | May 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 60.13 mg/L | 45.00 | +34% | Jan 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 49.50 mg/L | 45.00 | +10% | Oct 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 68.67 mg/L | 45.00 | +53% | Aug 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.67 mg/L | 9.80 | +39% | Mar 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.71 mg/L | 3.30 | +43% | Mar 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.93 mg/L | 1.40 | +181% | Apr 2016 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.20 mg/L | 3.00 | +107% | Mar 2016 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 393.12 mg/L | 45.00 | +774% | Feb 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 96.83 mg/L | 30.00 | +223% | Feb 2016 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 4.30 mg/L | 5.00 | +14% | Dec 2015 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.47 mg/L | 1.40 | +5% | Aug 2015 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.19 mg/L | 1.40 | +128% | Jul 2015 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.68 mg/L | 1.40 | +377% | Jun 2015 | Resolved |
| Cyanide, total [as CN] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +140% | May 2015 | Resolved |
| Cyanide, total [as CN] | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +47% | Mar 2015 | Resolved |
| Cyanide, total [as CN] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +100% | Jan 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 Penalty AO
Clean Water Act
· Case NC-N00010133
State CWA Penalty AO
Clean Water Act
· Case NC-N00012003
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2024-0183 · Jul 12, 2024
$630
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2023-0148 · Jun 22, 2023
$1,678
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2022-0042 · Feb 10, 2022
$614
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2021-0139 · Jun 11, 2021
$1,124
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2020-0142 · Jun 5, 2020
$1,122
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2018-0252 · Oct 29, 2018
$614
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2018-0223 · Oct 2, 2018
$1,364
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2016-0193 · Sep 27, 2016
$1,617
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2016-0166 · Aug 26, 2016
$1,363
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2016-0133 · Jul 26, 2016
$2,113
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2015-0268 · Nov 18, 2015
$659
State Administrative Order of Consent
Clean Water Act
· Case NC-C14001-1 · Jun 1, 2015
State Administrative Order of Consent
Clean Water Act
· Case NC-C14001-0 · May 1, 2014
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2013-0159 · Aug 21, 2013
$1,387
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2013-0138 · Jul 16, 2013
$1,637
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2013-0119 · Jun 17, 2013
$387
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2013-0107 · Jun 3, 2013
$387
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2013-0075 · Apr 24, 2013
$637
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