Velarion Records
Follow this permit Velarion Records emails you this permit’s record, cited to the public filing, and tells you when the register changes it. Free.
We’ll email you a link to confirm. The continuous daily watch on every change is the paid alert. Unsubscribe any time.
Also free: The Pay Desk, the weekly executive pay briefing.

Clean Water Act discharge permit · NPDES MDR003558

NUCOR HARRIS REBAR MID ATLANTIC, LLC, Halethorpe, MD: NPDES MDR003558 discharge permit, effluent exceedances, inspections, penalties

NUCOR HARRIS REBAR MID ATLANTIC, LLC, held by BARKER STEEL, LLC, holds NPDES permit MDR003558, which discharges to Patapsco River, L.N. Branch. EPA’s file records it issued August 28, 2020 and expiring December 31, 2025. 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.

What the register holds for NUCOR HARRIS REBAR MID ATLANTIC, LLC: its NPDES ID, its permit type and status, its dates, its address in Halethorpe, Maryland, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MDR003558.

Identity

Facility as filedNUCOR HARRIS REBAR MID ATLANTIC, LLC
Permittee as filedBARKER STEEL, LLC
NPDES IDMDR003558
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedAugust 28, 2020
Expiration dateDecember 31, 2025
Issuing agencyMARYLAND DEPARTMENT OF THE ENVIRONMENT
AddressHalethorpe, MD 21227
Receiving waterPATAPSCO RIVER, L.N. BRANCH
Receiving water impaired303(D) Listed
SubwatershedHerbert Run-Patapsco River (HUC 020600031103)
SIC3449 – Miscellaneous Metal Work

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MDR003558.

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 MDR003558.

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

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MDR003558.

Start the watch

How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

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 MDR003558 there.

Nearby on the register

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

What this page shows

The NUCOR HARRIS REBAR MID ATLANTIC, LLC permit, held by BARKER STEEL, LLC, is one of 180 general permit coverages in Baltimore County, and 31.7% of those coverages were issued before it. It also falls among the 26 NPDES permits in the Herbert Run-Patapsco River subwatershed, and it has no pollutants under a numeric limit and no effluent exceedances on file.