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Clean Water Act discharge permit · NPDES NCG020180

MARTIN MARIETTA-FRANKLIN QUARRY, Franklin, NC: NPDES NCG020180 discharge permit, effluent exceedances, inspections, penalties

MARTIN MARIETTA-FRANKLIN QUARRY, held by Martin Marietta Materials Inc, holds NPDES permit NCG020180. EPA’s file records it issued July 1, 2021 and expiring June 30, 2025.

MARTIN MARIETTA-FRANKLIN QUARRY, Franklin, North Carolina: Coverage under a general permit NCG020180, held by Martin Marietta Materials Inc; Industrial stormwater; Administratively continued (past its expiration date and still in force until reissued); issued July 1, 2021, term to June 30, 2025.

North Carolina holds 3,311 Industrial stormwater coverages of this permit type in EPA’s file; 1,428 were issued before NCG020180. Martin Marietta Materials Inc holds 56 permits in North Carolina.

Other permits held by Martin Marietta Materials Inc

Coverages issued nearest NCG020180

MARTIN MARIETTA-FRANKLIN QUARRY among its neighbors

EPA’s permit file holds 16 discharge permits in the Lower Cedar Creek subwatershed (HUC 030201010402), NCG020180 among them. Its county holds 28, 0 of them major permits; NCG020180 is a minor permit.

Other permits in the Lower Cedar Creek subwatershed (HUC 030201010402)

What the register holds for MARTIN MARIETTA-FRANKLIN QUARRY: its NPDES ID, its permit type and status, its dates, its address in Franklin, North Carolina. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES NCG020180.

Identity

Facility as filedMARTIN MARIETTA-FRANKLIN QUARRY
Permittee as filedMartin Marietta Materials Inc
NPDES IDNCG020180
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
IssuedJuly 1, 2021
Expiration dateJune 30, 2025
AddressFranklin, NC 28734
SubwatershedLower Cedar Creek (HUC 030201010402)
SIC1423 – Crushed And Broken Granite

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES NCG020180.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES NCG020180.

Inspections

EPA’s inspection file holds no inspection for NPDES NCG020180.

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 NCG020180.

Watch this permit

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Nearby on the register

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

What this page shows

MARTIN MARIETTA-FRANKLIN QUARRY is a Clean Water Act discharge permit in Macon County, where 6.3% of the storm water industrial permits have a violation on file. Macon County lists 16 storm water industrial permits on EPA's NPDES register, counting this permit. Of those 16 permits, 68.8% were issued earlier than this permit, and the Lower Cedar Creek subwatershed holds 16 NPDES permits.