Clean Water Act discharge permit · NPDES MS0045641
ENPRO HOLDINGS, INC., Water Valley, MS: NPDES MS0045641 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 4Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
ENPRO HOLDINGS, INC., held by ENPRO INDUSTRIES INC., holds NPDES permit MS0045641, which discharges to Otoucalofa Creek. EPA’s file records it issued May 24, 2021 and expiring April 30, 2026. 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 | ENPRO HOLDINGS, INC. |
|---|---|
| Permittee as filed | ENPRO INDUSTRIES INC. |
| NPDES ID | MS0045641 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | May 24, 2021 |
| Expiration date | April 30, 2026 |
| Issuing agency | MDEQ |
| Address | Water Valley, MS 38965 |
| Receiving water | OTOUCALOFA CREEK |
| Subwatershed | Johnson Creek-Otoucalofa Creek (HUC 080302030203) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 4Pollutants on file
- 4Under a numeric limit
- 3With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| pH | 6 | 42 | 0 | ||
| Flow, in conduit or thru treatment plant | 6 | 42 | 0 | ||
| Trichloroethylene | 12 | 41 | 0 | ||
| Vinyl chloride | 12 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MS0045641.
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 MS0045641.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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 MS0045641 there.
Nearby on the register
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- Every permit record in Water Valley, A to Z
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- Every permit record in Mississippi, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.