Clean Water Act discharge permit · NPDES AR0046710
GRANITE MOUNTAIN QUARRIES, Little Rock, AR: NPDES AR0046710 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
GRANITE MOUNTAIN QUARRIES, held by MCGEORGE CONTRACTING CO., INC., holds NPDES permit AR0046710, which discharges to Trib,Fourche Cr,Arkansas R. EPA’s file records it issued September 29, 2014 and expiring October 31, 2019. 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 | GRANITE MOUNTAIN QUARRIES |
|---|---|
| Permittee as filed | MCGEORGE CONTRACTING CO., INC. |
| NPDES ID | AR0046710 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 29, 2014 |
| Expiration date | October 31, 2019 |
| Address | Little Rock, AR 72206 |
| Receiving water | TRIB,FOURCHE CR,ARKANSAS R |
| Subwatershed | Fourche Creek-Arkansas River (HUC 111102070404) |
| NAICS | 212313 – Crushed and Broken Granite Mining and Quarrying |
| SIC | 1423 – Crushed And Broken Granite |
| Other EPA IDs (FRS) | ICIS-AIR source AR0000000577700986 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 6Pollutants on file
- 5Under a numeric limit
- 6With a violation of any kind
- 3With 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 | 6 | 39 | 9 | April 30, 2026 | 43% over the limit |
| Oxygen demand, chem. [low level] [COD] | 6 | 38 | 6 | April 30, 2026 | 320% over the limit |
| Oil & Grease | 6 | 33 | 3 | December 31, 2024 | 160% over the limit |
| Flow, in conduit or thru treatment plant | 6 | 34 | 0 | ||
| pH | 6 | 30 | 0 | ||
| Oxygen, dissolved [DO] | 0 | 11 | 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 AR0046710.
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 AR0046710 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.