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Clean Water Act discharge permit · NPDES NCG100256

CARDINAL METALS LLC, Greensboro, NC: NPDES NCG100256 discharge permit, effluent exceedances, inspections, penalties

CARDINAL METALS LLC, held by Cardinal Metals LLC, holds NPDES permit NCG100256. EPA’s file records it issued February 8, 2024 and expiring June 30, 2026. 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 CARDINAL METALS LLC: its NPDES ID, its permit type and status, its dates, its address in Greensboro, North Carolina. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES NCG100256.

Identity

Facility as filedCARDINAL METALS LLC
Permittee as filedCardinal Metals LLC
NPDES IDNCG100256
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedFebruary 8, 2024
Expiration dateJune 30, 2026
AddressGreensboro, NC 27406
SubwatershedBuffalo Creek-Deep River (HUC 030300030407)
SIC5015 – Motor Vehicle Parts, Used
Other EPA IDs (FRS)RCRA handler NCS000002830

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

EPA’s limits and effluent violation files hold no pollutant row for NPDES NCG100256.

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 NCG100256.

Inspections

EPA’s inspection file holds no inspection for NPDES NCG100256.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES NCG100256.

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, NCG100256.

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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 NCG100256 there.

Nearby on the register

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

What this page shows

CARDINAL METALS LLC is one of 124 storm water industrial permits in Guilford County on EPA's NPDES register, and 96.8% of those 124 were issued earlier than this one. The permit also sits among 13 NPDES permits in the Buffalo Creek-Deep River subwatershed, and none of the records show a pollutant under a numeric limit or an effluent exceedance.