Clean Water Act discharge permit · NPDES VAG840047
MARTIN MARIETTA MATERIALS INC, Low Moor, VA: NPDES VAG840047 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 3Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
- 1Inspections on file
- 0Formal enforcement actions
MARTIN MARIETTA MATERIALS INC, held by Boxley Materials Company, holds NPDES permit VAG840047, which discharges to White Rock Creek-Karnes Creek. EPA’s file records it issued July 1, 2019 and expiring June 30, 2024.
MARTIN MARIETTA MATERIALS INC, Low Moor, Virginia: Coverage under a general permit VAG840047, 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 White Rock Creek-Karnes Creek.
- pH: 4 limits, 2 violations of any kind, 0 effluent exceedances.
- Solids, total suspended: 2 limits, 1 violation of any kind, 0 effluent exceedances.
- Precipitation volume: 2 limits, 1 violation of any kind, 0 effluent exceedances.
- August 26, 2026: Evaluation (S).
Other permits held by Boxley Materials Company
- MARTIN MARIETTA MATERIALS INC, Martinsville: VAG840057, issued July 1, 2019
- MARTIN MARIETTA MATERIALS INC, Concord: VAG840062, issued July 1, 2019
- MARTIN MARIETTA MATERIALS INC, Arrington: VAG840063, issued July 1, 2019
- BOXLEY MATERIALS CO - ARVONIA QUARRY, Arvonia: VAG840119, issued July 1, 2019
- BRB MIDWAY HOLDINGS LIMITED LIABILITY COMPANY, Louisa: VAR052492, issued July 1, 2019
MARTIN MARIETTA MATERIALS INC among its neighbors
EPA’s permit file holds 1 discharge permits in the Karnes Creek-White Rock Creek subwatershed (HUC 020802010505), VAG840047 among them.
Identity
| Facility as filed | MARTIN MARIETTA MATERIALS INC |
|---|---|
| Permittee as filed | Boxley Materials Company |
| NPDES ID | VAG840047 |
| 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 | Low Moor, VA 24457 |
| Receiving water | White Rock Creek-Karnes Creek |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Karnes Creek-White Rock Creek (HUC 020802010505) |
Effluent limits and exceedances
- 3Pollutants on file
- 3Under a numeric limit
- 3With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| pH | 4 | 2 | 0 | ||
| Solids, total suspended | 2 | 1 | 0 | ||
| Precipitation volume | 2 | 1 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES VAG840047.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES VAG840047.
Inspections
| Date | What EPA recorded | Agency |
|---|---|---|
| August 26, 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 VAG840047.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.