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Clean Water Act discharge permit · NPDES AR0045977

NUCOR STEEL ARKANSAS - HICKMAN MILL, Blytheville, AR: NPDES AR0045977 discharge permit, effluent exceedances, inspections, penalties

NUCOR STEEL ARKANSAS - HICKMAN MILL, held by Nucor Corporation, holds NPDES permit AR0045977, which discharges to Mississippi R. EPA’s file records it issued December 22, 2017 and expiring December 31, 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 filedNUCOR STEEL ARKANSAS - HICKMAN MILL
Permittee as filedNucor Corporation
NPDES IDAR0045977
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMajor discharger
Facility typeNot a publicly owned treatment works
IssuedDecember 22, 2017
Expiration dateDecember 31, 2022
AddressBlytheville, AR 72315
Receiving waterMississippi R
Receiving water impaired303(D) Listed
SubwatershedEverett Lake-Mississippi River (HUC 080101000503)
NAICS331221 – Rolled Steel Shape Manufacturing
SIC3312 – Blast Furnaces And Steel Mills
Other EPA IDs (FRS)RCRA handler ARD983278243; ICIS-AIR source AR0000000509300233

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

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Nickel, total recoverable128076December 31, 2017400% over the limit
Solids, total suspended164529February 28, 2026151% over the limit
Nickel, total [as Ni]099January 31, 2004557% over the limit
Coliform, fecal general277June 30, 202599,999% over the limit
pH695April 30, 2008
Oil & Grease18204July 31, 2011100% over the limit
Temperature, water deg. fahrenheit054July 31, 20065% over the limit
Nitrogen, ammonia total [as N]1253October 31, 2025139% over the limit
BOD, carbonaceous [5 day, 20 C]822June 30, 2018149% over the limit
BOD, 5-day, 20 deg. C051February 28, 20073% over the limit
Flow, in conduit or thru treatment plant6120
Zinc, total recoverable1280
Lead, total recoverable1280
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex180
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex180
Coef Of Var Static Renewal 48Hr Acute D. pulex180
Zinc, total [as Zn]080
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas170
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas170
Coef Of Var Static Renewal 48Hr Acute Pimephales promelas170
Chromium, total recoverable1240
Oxygen, dissolved [DO]100

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES AR0045977.

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.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

This public-records page covers NPDES permit AR0045977 for NUCOR STEEL ARKANSAS - HICKMAN MILL in Blytheville, AR, held by Nucor Corporation and discharging to the Mississippi R, with the permit listed as administratively continued and classed as a Major Discharger. The register shows 18 pollutants under a numeric limit and 10 pollutants with an effluent exceedance.