Clean Water Act discharge permit · NPDES ARG500007
MARTIN MARIETTA MATERIALS, INC-HATTON QUARRY, Cove, AR: NPDES ARG500007 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
MARTIN MARIETTA MATERIALS, INC-HATTON QUARRY, held by Martin Marietta Materials, Inc, holds NPDES permit ARG500007, which discharges to Pryor Cr,Cossatot R,Little R,Millwood Lk,Red R. EPA’s file records it issued August 1, 2015 and expiring January 31, 2021. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | MARTIN MARIETTA MATERIALS, INC-HATTON QUARRY |
|---|---|
| Permittee as filed | Martin Marietta Materials, Inc |
| NPDES ID | ARG500007 |
| 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 | August 1, 2015 |
| Expiration date | January 31, 2021 |
| Address | Cove, AR 71937 |
| Receiving water | Pryor Cr,Cossatot R,Little R,Millwood Lk,Red R |
| Subwatershed | Rolling Fork (HUC 111401090203) |
| NAICS | 212319 – Other Crushed and Broken Stone Mining and Quarrying |
| SIC | 1429 – Crushed And Broken Stone |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 5Pollutants on file
- 5Under a numeric limit
- 5With 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 |
|---|---|---|---|---|---|
| Oil & Grease | 8 | 21 | 5 | December 31, 2024 | 3,400% over the limit |
| pH | 14 | 19 | 2 | September 30, 2023 | |
| Solids, total suspended | 8 | 14 | 0 | ||
| Flow, in conduit or thru treatment plant | 8 | 12 | 0 | ||
| Solids, total dissolved | 8 | 8 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES ARG500007.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID ARG500007 there.
Nearby on the register
- Discharge permits in Cove
- Every permit record in Cove, A to Z
- Discharge permits in Arkansas
- Every permit record in Arkansas, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.