Clean Water Act discharge permit · NPDES ALP000110
NUCOR STEEL DECATUR LLC, Trinity, AL: NPDES ALP000110 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 18Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
NUCOR STEEL DECATUR LLC, held by Nucor Steel Decatur, LLC, holds NPDES permit ALP000110. EPA’s file records it issued April 21, 2017 and expiring April 30, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | NUCOR STEEL DECATUR LLC |
|---|---|
| Permittee as filed | Nucor Steel Decatur, LLC |
| NPDES ID | ALP000110 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual industrial user permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | April 21, 2017 |
| Expiration date | April 30, 2022 |
| Address | Trinity, AL 35673 |
| NAICS | 331110 – Iron and Steel Mills and Ferroalloy Manufacturing |
| SIC | 3312 – Blast Furnaces And Steel Mills |
| Other EPA IDs (FRS) | RCRA handler ALR000006817; ICIS-AIR source AL0000000110300037 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 18Pollutants on file
- 18Under 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 |
|---|---|---|---|---|---|
| Molybdenum, total [as Mo] | 3 | 1 | 0 | ||
| Naphthalene | 2 | 1 | 0 | ||
| Benzene, ethylbenzene, toluene, xylene combination | 1 | 1 | 0 | ||
| pH | 6 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 6 | 0 | 0 | ||
| BOD, 5-day, 20 deg. C | 4 | 0 | 0 | ||
| Solids, total suspended | 4 | 0 | 0 | ||
| Oil & Grease | 4 | 0 | 0 | ||
| Chloride [as Cl] | 4 | 0 | 0 | ||
| Lead, total [as Pb] | 4 | 0 | 0 | ||
| Zinc, total [as Zn] | 4 | 0 | 0 | ||
| Chemical oxygen demand [COD] | 4 | 0 | 0 | ||
| Sulfate, total [as SO4] | 2 | 0 | 0 | ||
| Chromium, hexavalent [as Cr] | 2 | 0 | 0 | ||
| Iron, total [as Fe] | 2 | 0 | 0 | ||
| Temperature, water deg. fahrenheit | 1 | 0 | 0 | ||
| Fluoride | 1 | 0 | 0 | ||
| Tetrachloroethylene | 1 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES ALP000110.
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 ALP000110.
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 ALP000110 there.
Nearby on the register
- Discharge permits in Trinity
- Every permit record in Trinity, A to Z
- Discharge permits in Alabama
- Every permit record in Alabama, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.