NPDES SDR10P5YT · Clean Water Act
HWY 471 STOCKPILE / BORROW SITE, Edgemont, SD: NPDES SDR10P5YT discharge permit, effluent exceedances, inspections, penalties
HWY 471 STOCKPILE / BORROW SITE, Edgemont, South Dakota: General permit coverage SDR10P5YT, held by Western Construction; Construction stormwater; Effective; issued July 8, 2026, term to October 31, 2028, by SDDANR.
South Dakota holds 1,358 Construction stormwater coverages of this permit type in EPA’s file; 1,220 were issued before SDR10P5YT. Western Construction holds 2 permits in South Dakota.
Other permits held by Western Construction
- 3525 DYESS AVE GRADING PROJECT, Rapid City: SDR10P5F5, issued 2025-01-03
Coverages issued nearest SDR10P5YT
- 2026-07-08: BASIN 120 DRAINAGE IMPROVEMENTS, Sioux Falls: SDR10P5VY, held by City of Sioux Falls
- 2026-07-08: WILLOW SPRINGS ADDITION PHASE 2, Sioux Falls: SDR10P5WW, held by Allen Development LLC
- 2026-07-08: RIVER OAKS AT TWO RIVERS, North Sioux City: SDR10P5X0, held by Connelly Development
- 2026-07-08: PEAK VIEW II, Spearfish: SDR10P5Y3, held by Lloyd Construction
- 2026-07-08: 23RD AND OHLMAN UTILITY AND STREET IMPROVEMENTS, Mitchell: SDR10P5YJ, held by City of Mitchell
- 2026-07-08: BELLE FOURCHE MUNICIPAL AIRPORT, Belle Fourche: SDR10P5Z1, held by City of Belle Fourche
- 2026-07-08: PLATTE-GEDDES SCHOOL ATHLETICS ADDITION, Platte: SDR10P5Z9, held by Platte-Geddes School District
- 2026-07-08: TALLGRASS AVENUE IMPROVEMENTS - 85TH STREET TO SOUTH VETERANS PARKWAY, Sioux Falls: SDR10P5ZC, held by City of Sioux Falls
- 2026-07-08: CITY OF MITCHELL WATER DEPARTMENT BUILDING, Mitchell: SDR10P5ZF, held by City of Mitchell
- 2026-07-08: PHILIP WIND, Philip: SDR10P5ZJ, held by Blattner Energy, LLC
HWY 471 STOCKPILE / BORROW SITE among its neighbors
1 discharge permits are in the Hay Creek-Hat Creek subwatershed (HUC 101201080306); SDR10P5YT is one.
Identity
| Facility | HWY 471 STOCKPILE / BORROW SITE |
|---|---|
| Permittee | Western Construction |
| NPDES ID | SDR10P5YT |
| Status | Effective |
| Type | General permit coverage |
| Class | Minor |
| Facility type | Non-POTW |
| Program | Construction stormwater |
| Issued | July 8, 2026 |
| Expires | October 31, 2028 |
| Agency | SDDANR |
| Address | Edgemont, SD 57735 |
| Subwatershed | Hay Creek-Hat Creek (HUC 101201080306) |
NPDES SDR10P5YT: effluent limits and exceedances
HWY 471 STOCKPILE / BORROW SITE (NPDES SDR10P5YT): 0 pollutants on file, 0 limited; 0 with a violation of any kind, 0 with an exceedance.
NPDES SDR10P5YT: no pollutant row on file.
NPDES SDR10P5YT: inspections, violations and enforcement
NPDES SDR10P5YT (HWY 471 STOCKPILE / BORROW SITE): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.
Watch NPDES SDR10P5YT
NPDES SDR10P5YT: one email when its EPA record changes — $99/month.
Permits near NPDES SDR10P5YT
NPDES SDR10P5YT: 0 pollutant rows, 0 dated events; ICIS-NPDES download, loaded September 15, 2026.