Clean Water Act discharge permit · NPDES VAG840079

MIDLOTHIAN QUARRY, Midlothian, VA: NPDES VAG840079 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
4Pollutants under a numeric limit
2Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

MIDLOTHIAN QUARRY, held by Martin Marietta Materials Inc, holds NPDES permit VAG840079, which discharges to Swift Creek-Third Branch. EPA’s file records it issued July 1, 2019 and expiring June 30, 2024.

MIDLOTHIAN QUARRY, Midlothian, Virginia: Coverage under a general permit VAG840079, held by Martin Marietta Materials Inc; Administratively continued (past its expiration date and still in force until reissued); issued July 1, 2019, term to June 30, 2024, by VA DEQ; discharges to Swift Creek-Third Branch; Crushed and Broken Granite Mining and Quarrying.

Solids, total suspended: 15 limits, 17 violations of any kind, 3 effluent exceedances, latest March 31, 2026, largest 100% over the limit.
pH: 28 limits, 15 violations of any kind, 1 effluent exceedance, latest June 30, 2024.
Flow, in conduit or thru treatment plant: 2 limits, 14 violations of any kind, 0 effluent exceedances.
Precipitation volume: 13 limits, 0 violations of any kind, 0 effluent exceedances.

May 7, 2026: Letter of Violation/ Warning Letter (State).

Other permits held by Martin Marietta Materials Inc

ANDERSON CREEK QUARRY, Rockville: VAG840080, issued July 1, 2019
DOSWELL QUARRY, Doswell: VAG840088, issued July 1, 2019
MARTIN MARIETTA - CARMEL CHURCH, Ruther Glen: VAG840096, issued July 1, 2019
MARTIN MARIETTA MATERIALS - AMELIA QUARRY, Amelia Court House: VAG840159, issued July 1, 2019

MIDLOTHIAN QUARRY among its neighbors

EPA’s permit file holds 47 discharge permits in the Third Branch-Swift Creek subwatershed (HUC 020802070902), VAG840079 among them.

Other permits in the Third Branch-Swift Creek subwatershed (HUC 020802070902)

ADDISON EVANS WATER PRODUCTION AND LAB FACILITY, Midlothian: VA0006254, minor permit, discharging to Swift Creek-Third Branch, permit term to April 30, 2026
ADDISON-EVANS WATER PRODUCTION & LABORATORY FACILI, Midlothian: VAR10U776, minor permit, discharging to Swift Creek-Third Branch, permit term to June 30, 2029
ATTAIN AT SWIFT CREEK APARTMENTS, Chester: VAR10W886, minor permit, discharging to Swift Creek-Third Branch, permit term to June 30, 2029
BAILEY BRIDGE CONNECTOR IMPROVEMENTS, Midlothian: VAR10V128, minor permit, discharging to Swift Creek-Third Branch, permit term to June 30, 2029
BAILEY BRIDGE STORAGE, Chesterfield: VAR10R288, minor permit, discharging to Swift Creek-Third Branch, permit term to June 30, 2024
BEACH STATION EVENT CENTER, Chesterfield: VAR10R246, minor permit, discharging to Licking Creek-Second Branch, permit term to June 30, 2024
BRANCH CROSSING SUBDIVISION SECTION 1, Chesterfield: VAR10W791, minor permit, discharging to Swift Creek-Third Branch, permit term to June 30, 2029
BRANSCOME - CHESTERFIELD, Midlothian: VAR050666, minor permit, discharging to Swift Creek-Third Branch, permit term to June 30, 2024
BRANSCOME ASPHALT PLANT, Midlothian: VAR10U606, minor permit, discharging to Swift Creek-Third Branch, permit term to June 30, 2029
CHESTER M.O.B /A.S.C., Chesterfield: VAR10V857, minor permit, discharging to Swift Creek-Third Branch, permit term to June 30, 2029

Identity

Facility as filed	MIDLOTHIAN QUARRY
Permittee as filed	Martin Marietta Materials Inc
NPDES ID	VAG840079
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
Issued	July 1, 2019
Expiration date	June 30, 2024
Issuing agency	VA DEQ
Address	Midlothian, VA 23112
Receiving water	Swift Creek-Third Branch
Receiving water impaired	303(D) Listed
Subwatershed	Third Branch-Swift Creek (HUC 020802070902)
NAICS	212313 – Crushed and Broken Granite Mining and Quarrying
SIC	1423 – Crushed And Broken Granite

Effluent limits and exceedances

4Pollutants on file
4Under a numeric limit
3With a violation of any kind
2With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Solids, total suspended	15	17	3	March 31, 2026	100% over the limit
pH	28	15	1	June 30, 2024
Flow, in conduit or thru treatment plant	2	14	0
Precipitation volume	13	0	0

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES VAG840079.

Inspections

EPA’s inspection file holds no inspection for NPDES VAG840079.

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

Date	What EPA recorded	Agency
May 7, 2026	Letter of Violation/ Warning Letter	State

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

This public-records page covers Clean Water Act discharge permit NPDES VAG840079 for MIDLOTHIAN QUARRY in Midlothian, VA, held by Martin Marietta Materials Inc, which is listed as administratively continued with a Minor Discharger class 4 designation. The page lists 2 pollutants under a numeric limit and 2 pollutants with an effluent exceedance, with the permit's issue date of July 1, 2019 and expiration date of June 30, 2024.