Clean Water Act discharge permit · NPDES MSP092480
ATTALA STEEL INDUSTRIES LLC, Kosciusko, MS: NPDES MSP092480 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 14Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
ATTALA STEEL INDUSTRIES LLC, held by Attala Steel Industries LLC, holds NPDES permit MSP092480, which discharges to Kosciusko Potw Ms0027774 Then To Yockanookany Rive. EPA’s file records it issued September 29, 2025 and expiring August 31, 2030. 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 | ATTALA STEEL INDUSTRIES LLC |
|---|---|
| Permittee as filed | Attala Steel Industries LLC |
| NPDES ID | MSP092480 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Industrial pretreatment |
| Issued | September 29, 2025 |
| Expiration date | August 31, 2030 |
| Issuing agency | MDEQ |
| Address | Kosciusko, MS 39090 |
| Receiving water | Kosciusko POTW MS0027774 then to Yockanookany Rive |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 14Pollutants on file
- 14Under a numeric limit
- 10With 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 |
|---|---|---|---|---|---|
| Oil and grease | 2 | 8 | 4 | July 31, 2026 | 103% over the limit |
| Iron, total recoverable | 2 | 1 | 1 | June 30, 2026 | 17% over the limit |
| Nickel, total recoverable | 2 | 1 | 1 | June 30, 2026 | 43% over the limit |
| Nitrite + Nitrate total [as N] | 2 | 6 | 0 | ||
| BOD, 5-day, 20 deg. C | 2 | 4 | 0 | ||
| pH | 2 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 4 | 0 | ||
| Chemical Oxygen Demand [COD] | 2 | 4 | 0 | ||
| Copper, total recoverable | 2 | 2 | 0 | ||
| Temperature, water deg. fahrenheit | 1 | 2 | 0 | ||
| Zinc, total recoverable | 2 | 0 | 0 | ||
| Aluminum, total recoverable | 2 | 0 | 0 | ||
| Lead, total recoverable | 2 | 0 | 0 | ||
| Chromium, total recoverable | 2 | 0 | 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 MSP092480.
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 MSP092480 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.