Clean Water Act discharge permit · NPDES MS0021601
JCPA, BLACK CREEK COOLING WATER FACILITY, Escatawpa, MS: NPDES MS0021601 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
JCPA, BLACK CREEK COOLING WATER FACILITY, held by JACKSON COUNTY PORT AUTHORITY, BLACK CREEK COOLING WATER FACILITY, holds NPDES permit MS0021601, which discharges to Black Creek. EPA’s file records it issued May 24, 2019 and expiring April 30, 2024. 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 | JCPA, BLACK CREEK COOLING WATER FACILITY |
|---|---|
| Permittee as filed | JACKSON COUNTY PORT AUTHORITY, BLACK CREEK COOLING WATER FACILITY |
| NPDES ID | MS0021601 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | May 24, 2019 |
| Expiration date | April 30, 2024 |
| Issuing agency | MDEQ |
| Address | Escatawpa, MS 39568 |
| Receiving water | BLACK CREEK |
| Subwatershed | Black Creek Cooling Pond-Black Creek (HUC 031700080704) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 5Pollutants on file
- 5Under a numeric limit
- 5With a violation of any kind
- 2With 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 |
|---|---|---|---|---|---|
| Temperature, water deg. fahrenheit | 6 | 37 | 11 | July 31, 2026 | 6% over the limit |
| Temp. diff. between up/down stream deg. F | 1 | 21 | 7 | June 30, 2026 | 60% over the limit |
| pH | 6 | 22 | 0 | ||
| Flow, in conduit or thru treatment plant | 6 | 22 | 0 | ||
| pH change [range] | 1 | 7 | 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 MS0021601.
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 MS0021601 there.
Nearby on the register
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- Every permit record in Mississippi, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.