Clean Water Act discharge permit · NPDES WA0051276
ENTIAT POTW, Entiat, WA: NPDES WA0051276 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
ENTIAT POTW, held by City of Entiat, holds NPDES permit WA0051276. EPA’s file records it issued June 21, 2017 and expiring July 31, 2022. 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 | ENTIAT POTW |
|---|---|
| Permittee as filed | City of Entiat |
| NPDES ID | WA0051276 |
| 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 | June 21, 2017 |
| Expiration date | July 31, 2022 |
| Issuing agency | State |
| Address | Entiat, WA 98822 |
| Subwatershed | Byrd Canyon-Columbia River (HUC 170200100303) |
| Program components on file | POTW, Pretreatment |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 23Pollutants on file
- 0Under a numeric limit
- 23With 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 |
|---|---|---|---|---|---|
| Coliform, fecal general | 0 | 11 | 4 | August 31, 2018 | 99,999% over the limit |
| Solids, total suspended | 0 | 30 | 2 | May 31, 2023 | 32% over the limit |
| Chlorine, total residual | 0 | 2 | 2 | January 31, 2009 | 4% over the limit |
| pH | 0 | 8 | 1 | September 30, 2018 | |
| Fecal coliform, MPN, EC med, 44.5 C | 0 | 1 | 1 | February 28, 2006 | 499,900% over the limit |
| BOD, 5-day, 20 deg. C | 0 | 52 | 0 | ||
| Nitrogen, ammonia total [as N] | 0 | 21 | 0 | ||
| BOD, percent removal [total] | 0 | 8 | 0 | ||
| Flow | 0 | 7 | 0 | ||
| Alkalinity, total [as CaCO3] | 0 | 3 | 0 | ||
| Oil and grease, hexane extr method | 0 | 3 | 0 | ||
| Nitrogen, total [as N] | 0 | 3 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 0 | 3 | 0 | ||
| Nitrite + Nitrate total [as N] | 0 | 3 | 0 | ||
| Phosphorus, total [as P] | 0 | 3 | 0 | ||
| Cyanide, total [as CN] | 0 | 3 | 0 | ||
| Hardness, total [as CaCO3] | 0 | 3 | 0 | ||
| Arsenic, total [as As] | 0 | 3 | 0 | ||
| Copper, total [as Cu] | 0 | 3 | 0 | ||
| Lead, total [as Pb] | 0 | 3 | 0 | ||
| Zinc, total [as Zn] | 0 | 3 | 0 | ||
| Solids, total dissolved | 0 | 3 | 0 | ||
| Mercury, total [as Hg] | 0 | 3 | 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 WA0051276.
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.
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Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.