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Clean Water Act discharge permit · NPDES VAG840063

MARTIN MARIETTA MATERIALS INC, Arrington, VA: NPDES VAG840063 discharge permit, effluent exceedances, inspections, penalties

MARTIN MARIETTA MATERIALS INC, held by Boxley Materials Company, holds NPDES permit VAG840063, which discharges to Piney River-Little Piney River. EPA’s file records it issued July 1, 2019 and expiring June 30, 2024.

MARTIN MARIETTA MATERIALS INC, Arrington, Virginia: Coverage under a general permit VAG840063, held by Boxley Materials Company; 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 Piney River-Little Piney River; Crushed and Broken Limestone Mining and Quarrying.

  • pH: 10 limits, 0 violations of any kind, 0 effluent exceedances.
  • Solids, total suspended: 6 limits, 0 violations of any kind, 0 effluent exceedances.
  • Precipitation volume: 4 limits, 0 violations of any kind, 0 effluent exceedances.
  • Flow, in conduit or thru treatment plant: 2 limits, 0 violations of any kind, 0 effluent exceedances.
  • October 28, 2026: Evaluation (S).

Other permits held by Boxley Materials Company

MARTIN MARIETTA MATERIALS INC among its neighbors

EPA’s permit file holds 2 discharge permits in the Little Piney River-Piney River subwatershed (HUC 020802030505), VAG840063 among them. Its county holds 12, 0 of them major permits; VAG840063 is a minor permit.

Other permits in the Little Piney River-Piney River subwatershed (HUC 020802030505)

Identity

Facility as filedMARTIN MARIETTA MATERIALS INC
Permittee as filedBoxley Materials Company
NPDES IDVAG840063
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
IssuedJuly 1, 2019
Expiration dateJune 30, 2024
Issuing agencyVA DEQ
AddressArrington, VA 22922
Receiving waterPiney River-Little Piney River
SubwatershedLittle Piney River-Piney River (HUC 020802030505)
NAICS212312 – Crushed and Broken Limestone Mining and Quarrying
SIC1422 – Crushed And Broken Limestone
Other EPA IDs (FRS)ICIS-AIR source VA0000005100900028

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
pH1000
Solids, total suspended600
Precipitation volume400
Flow, in conduit or thru treatment plant200

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES VAG840063.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES VAG840063.

Inspections

DateWhat EPA recordedAgency
October 28, 2026EvaluationS

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 VAG840063.

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Nearby on the register

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

What this page shows

This public-records page covers NPDES discharge permit VAG840063, held by MARTIN MARIETTA MATERIALS INC in Arrington, Virginia, with its permittee listed as Boxley Materials Company and its receiving water as Piney River-Little Piney River. The register lists the permit as administratively continued, a Minor Discharger class 4, with 0 pollutants with an effluent exceedance and 4 pollutants under a numeric limit.