Clean Water Act discharge permit · NPDES UT0000167
AMERICAN GILSONITE CO - BONANZA, Bonanza, UT: NPDES UT0000167 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
AMERICAN GILSONITE CO - BONANZA, held by American Gilsonite Company, holds NPDES permit UT0000167, which discharges to Coyote Wash. EPA’s file records it issued March 16, 2015 and expiring March 31, 2020. 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 | AMERICAN GILSONITE CO - BONANZA |
|---|---|
| Permittee as filed | American Gilsonite Company |
| NPDES ID | UT0000167 |
| 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 | March 16, 2015 |
| Expiration date | March 31, 2020 |
| Issuing agency | U.S. EPA Region 8 |
| Address | Bonanza, UT 84008 |
| Receiving water | COYOTE WASH |
| Subwatershed | Southman Canyon-White River (HUC 140500070705) |
| NAICS | 212399 – All Other Nonmetallic Mineral Mining |
| SIC | 1499 – Miscellaneous Nonmetallic Minerals |
| Other EPA IDs (FRS) | ICIS-AIR source 080000004904701002 |
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
- 8Pollutants on file
- 6Under a numeric limit
- 8With a violation of any kind
- 5With 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 dissolved | 44 | 473 | 103 | June 30, 2021 | 220% over the limit |
| Solids, total suspended | 40 | 581 | 60 | September 30, 2023 | 6,180% over the limit |
| pH | 40 | 502 | 16 | August 31, 2024 | |
| Oil & Grease | 20 | 219 | 9 | June 30, 2013 | 130% over the limit |
| Floating solids, waste or visible foam-visual | 0 | 87 | 1 | June 30, 2011 | |
| Oil and grease visual | 20 | 247 | 0 | ||
| Flow, in conduit or thru treatment plant | 0 | 244 | 0 | ||
| Flow, total | 39 | 237 | 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 UT0000167.
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 UT0000167 there.
Nearby on the register
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- Every permit record in Utah, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.