NPDES TXR05GT76 · Clean Water Act
DAVIDSON QUARRY, Ozona, TX: NPDES TXR05GT76 discharge permit, effluent exceedances, inspections, penalties
DAVIDSON QUARRY, Ozona, Texas: General permit coverage TXR05GT76, held by Tillman Trucking & Materials LLC; Industrial stormwater; Administratively continued; issued July 25, 2025, term to August 13, 2026; Crushed and Broken Limestone Mining and Quarrying.
No violation or effluent exceedance is on file for any of the 14 pollutants listed for NPDES TXR05GT76.
- pH: 2 limits.
- Solids, total suspended: 1 limit.
- Arsenic, total [as As]: 1 limit.
- Barium, total [as Ba]: 1 limit.
- Cadmium, total [as Cd]: 1 limit.
- Chromium, total [as Cr]: 1 limit.
- Copper, total [as Cu]: 1 limit.
- Lead, total [as Pb]: 1 limit.
- Manganese, total [as Mn]: 1 limit.
- Nickel, total [as Ni]: 1 limit.
- Silver, total [as Ag]: 1 limit.
- Zinc, total [as Zn]: 1 limit.
- Selenium, total [as Se]: 1 limit.
- Mercury, total [as Hg]: 1 limit.
Texas holds 8,480 Industrial stormwater coverages of this permit type in EPA’s file; 6,940 were issued before TXR05GT76.
Coverages issued nearest TXR05GT76
- 2025-07-24: ARES AUTO PARTS, Alamo: TXR05GT72, held by Ares Auto Parts
- 2025-07-24: TEXAS INTERNAL PIPE COATING, Madisonville: TXR05GT73, held by Texas Internal Pipe Coating, LLC
- 2025-07-24: LIFTMOORE, Houston: TXRNECN39, held by Superior Cladding Products, LLC
- 2025-07-25: FUSION, Houston: TXR05GT74, held by Rotating Machinery Services, Inc.
- 2025-07-25: TRI-CIRCLE ENERGY, Alice: TXR05GT75, held by Tri-Circle Energy, LLC
- 2025-07-25: APEX ESP SERVICES, Midland: TXR05GT77, held by Apex Esp Services LLC
- 2025-07-25: METALX, Dallas: TXRNECN40, held by Metalx, LLC
- 2025-07-25: MOREN BUSINESS PARK, Fort Worth: TXRNECN41, held by IGNITE GROUP INC.
- 2025-07-28: FRONTIER PRODUCTS, Alvarado: TXR05GT79, held by Frontier Products
- 2025-07-29: 500 MAYO SHELL ROAD, Galena Park: TXR05GS62, held by Conglobal Industries, LLC
DAVIDSON QUARRY among its neighbors
1 discharge permits are in the Upper Taylor Box Draw subwatershed (HUC 130403010302); TXR05GT76 is one. Its county: 9, 0 major; TXR05GT76 is minor permit.
Identity
| Facility | DAVIDSON QUARRY |
|---|---|
| Permittee | Tillman Trucking & Materials LLC |
| NPDES ID | TXR05GT76 |
| Status | Administratively continued |
| Type | General permit coverage |
| Class | Minor |
| Facility type | Non-POTW |
| Program | Industrial stormwater |
| Issued | July 25, 2025 |
| Expires | August 13, 2026 |
| Address | Ozona, TX 76943 |
| Subwatershed | Upper Taylor Box Draw (HUC 130403010302) |
| NAICS | 212312 – Crushed and Broken Limestone Mining and Quarrying |
| SIC | 1422 – Crushed And Broken Limestone |
NPDES TXR05GT76: effluent limits and exceedances
DAVIDSON QUARRY (NPDES TXR05GT76): 14 pollutants on file, 14 limited; 0 with a violation of any kind, 0 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| pH | 2 | 0 | 0 | ||
| Solids, total suspended | 1 | 0 | 0 | ||
| Arsenic, total [as As] | 1 | 0 | 0 | ||
| Barium, total [as Ba] | 1 | 0 | 0 | ||
| Cadmium, total [as Cd] | 1 | 0 | 0 | ||
| Chromium, total [as Cr] | 1 | 0 | 0 | ||
| Copper, total [as Cu] | 1 | 0 | 0 | ||
| Lead, total [as Pb] | 1 | 0 | 0 | ||
| Manganese, total [as Mn] | 1 | 0 | 0 | ||
| Nickel, total [as Ni] | 1 | 0 | 0 | ||
| Silver, total [as Ag] | 1 | 0 | 0 | ||
| Zinc, total [as Zn] | 1 | 0 | 0 | ||
| Selenium, total [as Se] | 1 | 0 | 0 | ||
| Mercury, total [as Hg] | 1 | 0 | 0 |
NPDES TXR05GT76: inspections, violations and enforcement
NPDES TXR05GT76 (DAVIDSON QUARRY): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.
Watch NPDES TXR05GT76
NPDES TXR05GT76: one email when its EPA record changes — $99/month.
Permits near NPDES TXR05GT76
NPDES TXR05GT76: 14 pollutant rows, 0 dated events; ICIS-NPDES download, loaded October 14, 2026.