Clean Water Act discharge permit · NPDES NCG020202

MARTIN MARIETTA-MATTHEWS Q, Matthews, NC: NPDES NCG020202 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
1Inspections on file
0Formal enforcement actions

MARTIN MARIETTA-MATTHEWS Q, held by Martin Marietta Materials Inc, holds NPDES permit NCG020202. EPA’s file records it issued July 1, 2021 and expiring June 30, 2025.

MARTIN MARIETTA-MATTHEWS Q, Matthews, North Carolina: Coverage under a general permit NCG020202, 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.

September 2, 2026: Evaluation (S).

North Carolina holds 3,311 Industrial stormwater coverages of this permit type in EPA’s file; 1,428 were issued before NCG020202. Martin Marietta Materials Inc holds 56 permits in North Carolina.

Other permits held by Martin Marietta Materials Inc

VANCEBORO QUARRY, Vanceboro: NC0089168, issued February 24, 2025
AMERICAN STONE QUARRY, Chapel Hill: NCG020009, issued July 1, 2021
CASTLE HAYNE QUARRY, Castle Hayne: NCG020010, issued July 1, 2021
BURLINGTON QUARRY, Burlington: NCG020012, issued July 1, 2021
ASHEBORO QUARRY, Randleman: NCG020013, issued July 1, 2021
EAST ALAMANCE QUARRY, Haw River: NCG020029, issued July 1, 2021
CALDWELL QUARRY, Lenoir: NCG020039, issued July 1, 2021
MARTIN MARIETTA-RALEIGH/DURHAM, Raleigh: NCG020043, issued July 1, 2021
MARTIN MARIETTA-KINGS MOUNTAIN, Kings Mountain: NCG020044, issued July 1, 2021
MARTIN MARIETTA-ARROWWOOD, Charlotte: NCG020045, issued July 1, 2021

Coverages issued nearest NCG020202

July 1, 2021: VULCAN CONSTRUCTION MATERIALS-HIGH SHOALS, High Shoals, NCG020190, held by Vulcan Construction Materials LLC
July 1, 2021: VULCAN CONSTRUCTION MATERIALS-STOKESDALE, Stokesdale, NCG020191, held by Vulcan Construction Materials LLC
July 1, 2021: MARTIN MARIETTA-GASTON QUARRY, Gastonia, NCG020199, held by Martin Marietta Materials Inc
July 1, 2021: MARTIN MARIETTA-POLLOCKSVILLE, Pollocksville, NCG020200, held by Martin Marietta Materials Inc
July 1, 2021: VULCAN CONSTRUCTION MATERIALS-CLEAR CREEK, Charlotte, NCG020201, held by Vulcan Construction Materials LLC
July 1, 2021: HEIDELBERG MATERIALS- LEXINGTON QUARRY, Lexington, NCG020204, held by Heidelberg Materials Southeast Agg LLC
July 1, 2021: JACOB'S CREEK STONE CO-SLATE MIN, Denton, NCG020206, held by Jacob's Crk Stone Co
July 1, 2021: HEIDELBERG MATERIALS - N RALEIGH QUARRY, Wake Forest, NCG020209, held by Heidelberg Materials Southeast Agg LLC
July 1, 2021: PINE HALL BRICK CO- DR MARTI, Madison, NCG020213, held by Pine Hall Brick Co Inc
July 1, 2021: PINE HALL BRICK CO-YOUNG WEBB, Madison, NCG020214, held by Pine Hall Brick Co Inc

MARTIN MARIETTA-MATTHEWS Q among its neighbors

EPA’s permit file holds 17 discharge permits in the Middle Richardson Creek subwatershed (HUC 030401050506), NCG020202 among them. Its county holds 232, 0 of them major permits; NCG020202 is a minor permit.

Other permits in the Middle Richardson Creek subwatershed (HUC 030401050506)

BERRY GLOBAL, Matthews: NCG050404, minor permit, permit term to May 31, 2023
BLYTHE CONSTRUCTION, INC.-EAST PLANT, Matthews: NCG160040, minor permit, permit term to May 31, 2024
CONCRETE SUPPLY CO-MATTHEWS PL, Matthews: NCG140039, minor permit, permit term to June 30, 2022
DAVIS VILLAGE, Town Of Wingate: NCC230888, minor permit, permit term to March 31, 2029
DAVIS VILLAGE, Wingate: NCC241145, minor permit, permit term to March 31, 2029
DAVIS VILLAGE - OFFSITE SEWER, Wingate: NCC241751, minor permit, permit term to March 31, 2029
KEYWELL METALS, LLC - MATTHEWS, Matthews: NCG200521, minor permit, permit term to May 31, 2024
NC 762 PRESSURE ZONE WATER TRANSMISSION MAIN AND FINISHED WATER PUMP STATIO, Monroe: NCC241911, minor permit, permit term to March 31, 2029
PRO-TOPS SINK SHOP, Matthews: NCG070237, minor permit, permit term to May 31, 2028
PROVISION CHURCH, Monroe: NCC223752, minor permit, permit term to March 31, 2029

Identity

Facility as filed	MARTIN MARIETTA-MATTHEWS Q
Permittee as filed	Martin Marietta Materials Inc
NPDES ID	NCG020202
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Industrial stormwater
Issued	July 1, 2021
Expiration date	June 30, 2025
Address	Matthews, NC 28106
Subwatershed	Middle Richardson Creek (HUC 030401050506)

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES NCG020202.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES NCG020202.

Inspections

Date	What EPA recorded	Agency
September 2, 2026	Evaluation	S

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 NCG020202.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

Martin Marietta-Matthews Q is one of 159 storm water industrial permits in Mecklenburg County, and 3.8% of those 159 permits have a violation on file. It sits among 17 NPDES permits in the Middle Richardson Creek subwatershed, including this one, and 44.7% of the county's 159 storm water industrial permits carry an earlier issue date than this one. The permit records no pollutants under a numeric limit and no pollutants with an effluent exceedance.