Clean Water Act discharge permit · NPDES UT0021296
CASTLE VALLEY SSD - HUNTINGTON, Castle Dale, UT: NPDES UT0021296 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 19Pollutants under a numeric limit
- 13Pollutants with an effluent exceedance
CASTLE VALLEY SSD - HUNTINGTON, held by CASTLE VALLEY SSD-(HUNTINGTON), holds NPDES permit UT0021296, which discharges to Huntington Creek. EPA’s file records it issued February 15, 2021 and expiring September 30, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | CASTLE VALLEY SSD - HUNTINGTON |
|---|---|
| Permittee as filed | CASTLE VALLEY SSD-(HUNTINGTON) |
| NPDES ID | UT0021296 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | February 15, 2021 |
| Expiration date | September 30, 2025 |
| Issuing agency | UTAH DEQ DIVISION OF WATER QUALITY |
| Address | Castle Dale, UT 84513 |
| Receiving water | HUNTINGTON CREEK |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Fivemile Wash-Huntington Creek (HUC 140600090107) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 25Pollutants on file
- 19Under a numeric limit
- 24With a violation of any kind
- 13With 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 | 4 | 121 | 56 | November 30, 2025 | 1,203% over the limit |
| Solids, suspended percent removal | 1 | 45 | 39 | June 30, 2026 | 567% over the limit |
| E. coli | 2 | 31 | 29 | June 30, 2025 | 1,623% over the limit |
| BOD, 5-day, percent removal | 0 | 21 | 15 | May 31, 2010 | 407% over the limit |
| BOD, 5-day, 20 deg. C | 0 | 60 | 14 | November 30, 2008 | 380% over the limit |
| Solids, total dissolved | 3 | 27 | 10 | June 30, 2025 | 430% over the limit |
| Coliform, fecal general | 0 | 41 | 9 | September 30, 2005 | 614% over the limit |
| Oxygen, dissolved [DO] | 1 | 17 | 9 | March 31, 2017 | 50% over the limit |
| Coliform, total general | 0 | 38 | 6 | September 30, 2001 | 636% over the limit |
| pH | 2 | 44 | 4 | February 28, 2014 | |
| Nitrogen, ammonia total [as N] | 8 | 12 | 4 | March 31, 2019 | 27% over the limit |
| Flow, in conduit or thru treatment plant | 0 | 17 | 1 | March 31, 2016 | 6% over the limit |
| BOD, carb-5 day, 20 deg C, percent removal | 1 | 1 | 1 | December 31, 2020 | 86% over the limit |
| BOD, 5-day | 2 | 20 | 0 | ||
| Phosphorus, total [as P] | 3 | 12 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 12 | 0 | ||
| Nitrogen, nitrate total [as NO3] | 1 | 10 | 0 | ||
| Nitrogen, nitrite total [as NO2] | 1 | 10 | 0 | ||
| Flow, total | 1 | 10 | 0 | ||
| Chlorine, total residual | 1 | 8 | 0 | ||
| Oil and grease | 1 | 7 | 0 | ||
| Phosphate, ortho [as P] | 1 | 6 | 0 | ||
| Nitrite + Nitrate total [as N] | 0 | 6 | 0 | ||
| Oil and grease visual | 1 | 4 | 0 | ||
| Selenium, total recoverable | 1 | 0 | 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 UT0021296.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, UT0021296.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 UT0021296 there.
Nearby on the register
- Discharge permits in Castle Dale
- Every permit record in Castle Dale, A to Z
- Discharge permits in Utah
- Every permit record in Utah, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.