Clean Water Act discharge permit · NPDES AL0080233
ARCELORMITTAL CALVERT LLC, Calvert, AL: NPDES AL0080233 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 24Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
ARCELORMITTAL CALVERT LLC, held by AM/NS CALVERT LLC, holds NPDES permit AL0080233. EPA’s file records it issued January 31, 2022 and expiring January 31, 2027. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | ARCELORMITTAL CALVERT LLC |
|---|---|
| Permittee as filed | AM/NS CALVERT LLC |
| NPDES ID | AL0080233 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Industrial pretreatment |
| Issued | January 31, 2022 |
| Expiration date | January 31, 2027 |
| Issuing agency | State |
| Address | Calvert, AL 36513 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Alabama River Cutoff-Tombigbee River (HUC 031602031103) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 28Pollutants on file
- 24Under a numeric limit
- 13With a violation of any kind
- 5With 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 |
|---|---|---|---|---|---|
| Nickel, total [as Ni] | 7 | 18 | 6 | January 31, 2020 | 453% over the limit |
| Solids, total suspended | 7 | 16 | 4 | January 31, 2019 | 450% over the limit |
| Zinc, total [as Zn] | 7 | 13 | 1 | January 31, 2025 | 1% over the limit |
| Nitrogen, ammonia total [as N] | 2 | 1 | 1 | February 28, 2017 | 21% over the limit |
| Toxicity [acute], Ceriodaphnia dubia | 1 | 1 | 1 | June 30, 2018 | 2,147,483,650% over the limit |
| pH | 14 | 24 | 0 | ||
| Flow, in conduit or thru treatment plant | 9 | 12 | 0 | ||
| Chromium, total [as Cr] | 7 | 12 | 0 | ||
| Lead, total [as Pb] | 7 | 12 | 0 | ||
| Oil and grease | 0 | 12 | 0 | ||
| Mercury, total [as Hg] | 0 | 8 | 0 | ||
| Chlorine, total residual | 0 | 6 | 0 | ||
| BOD, 5-day, 20 deg. C | 0 | 4 | 0 | ||
| Oil & Grease | 9 | 0 | 0 | ||
| Mercury, total recoverable | 7 | 0 | 0 | ||
| Chemical Oxygen Demand [COD] | 5 | 0 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 0 | 0 | ||
| Phosphorus, total [as P] | 2 | 0 | 0 | ||
| Cyanide, total [as CN] | 2 | 0 | 0 | ||
| Cadmium, total [as Cd] | 2 | 0 | 0 | ||
| Copper, total [as Cu] | 2 | 0 | 0 | ||
| Silver, total [as Ag] | 2 | 0 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 2 | 0 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 0 | 0 | ||
| Organics, total toxic [TTO] | 1 | 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 AL0080233.
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 AL0080233 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.