Clean Water Act discharge permit · NPDES AL0078751
CRESCENT VALLEY MINE, Carbon Hill, AL: NPDES AL0078751 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
CRESCENT VALLEY MINE, held by Centennial Natural Resources, LLC, holds NPDES permit AL0078751. EPA’s file records it issued September 6, 2012 and expiring September 30, 2017. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | CRESCENT VALLEY MINE |
|---|---|
| Permittee as filed | Centennial Natural Resources, LLC |
| NPDES ID | AL0078751 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 6, 2012 |
| Expiration date | September 30, 2017 |
| Address | Carbon Hill, AL 35549 |
| Subwatershed | Upper Lost Creek (HUC 031601090402) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 13Pollutants on file
- 11Under a numeric limit
- 13With a violation of any kind
- 3With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 25 | 781 | 2 | July 31, 2020 | 34% over the limit |
| pH | 16 | 554 | 2 | August 31, 2021 | |
| Iron, total [as Fe] | 6 | 277 | 1 | July 31, 2020 | 9% over the limit |
| Specific conductance | 12 | 372 | 0 | ||
| Sulfate [as S] | 12 | 372 | 0 | ||
| Flow, in conduit or thru treatment plant | 12 | 372 | 0 | ||
| Manganese, total [as Mn] | 4 | 180 | 0 | ||
| Solids, settleable | 4 | 96 | 0 | ||
| Solids, total dissolved [TDS] | 4 | 60 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 2 | 30 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 2 | 30 | 0 | ||
| Toxicity [chronic], Ceriodaphnia dubia | 0 | 30 | 0 | ||
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | 0 | 30 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES AL0078751.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID AL0078751 there.
Nearby on the register
- Discharge permits in Carbon Hill
- Every permit record in Carbon Hill, A to Z
- Discharge permits in Alabama
- Every permit record in Alabama, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.