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Clean Water Act discharge permit · NPDES NCG020796

MCNABB QUARRY, Murphy, NC: NPDES NCG020796 discharge permit, effluent exceedances, inspections, penalties

MCNABB QUARRY, held by Blue Rock Materials LLC, holds NPDES permit NCG020796. EPA’s file records it issued May 6, 2021 and expiring June 30, 2021. 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 MCNABB QUARRY: its NPDES ID, its permit type and status, its dates, its address in Murphy, North Carolina. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES NCG020796.

Identity

Facility as filedMCNABB QUARRY
Permittee as filedBlue Rock Materials LLC
NPDES IDNCG020796
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
IssuedMay 6, 2021
Expiration dateJune 30, 2021
AddressMurphy, NC 28906
SubwatershedNottely River (HUC 060200020603)
SIC1442 – Construction Sand And Gravel

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 NCG020796.

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 NCG020796.

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, NCG020796.

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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 NCG020796 there.

Nearby on the register

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

What this page shows

The MCNABB QUARRY permit (NPDES ID NCG020796) is one of 14 storm water industrial permits on EPA's NPDES register in Cherokee County, this one included. It is also one of 4 NPDES permits in the Nottely River subwatershed, this one included, and it has 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance. Among the 14 Cherokee County storm water industrial permits, 7.1% have a violation on file, and 50.0% of them carry an earlier issue date than this permit.