NPDES WA0024449 · Clean Water Act
SEKIU STP, Sekiu, WA: NPDES WA0024449 discharge permit, effluent exceedances, inspections, penalties
SEKIU STP, Sekiu, Washington: Individual permit WA0024449, held by CLALLAM COUNTY PUBLIC WORKS; Publicly owned treatment works; Administratively continued; issued September 4, 2014, term to September 30, 2019, by State.
- Solids, suspended percent removal: 0 limits, 28 violations of any kind, 28 effluent exceedances, latest December 31, 2025, largest 107% over the limit.
- BOD, percent removal [total]: 0 limits, 56 violations of any kind, 17 effluent exceedances, latest March 31, 2025, largest 98% over the limit.
- Solids, total suspended: 0 limits, 12 violations of any kind, 12 effluent exceedances, latest November 30, 2017, largest 882% over the limit.
- Coliform, fecal general: 0 limits, 7 violations of any kind, 7 effluent exceedances, latest October 31, 2011, largest 199% over the limit.
- pH: 0 limits, 80 violations of any kind.
- Temperature, water deg. centigrade: 0 limits, 4 violations of any kind.
- May 4, 2026: Agency Enforcement Review (State).
- February 18, 2026: Agency Enforcement Review (State).
Washington holds 238 Publicly owned treatment works coverages of this permit type in EPA’s file; 96 were issued before WA0024449.
Coverages issued nearest WA0024449
- 2014-07-24: WISHRAM POTW, Wishram: WA0051292, held by Klickitat County PUD
- 2014-08-07: MONTESANO STP, Montesano: WA0024660, held by City of Montesano
- 2014-08-13: QUINAULT INDIAN NATION - QUEETS VILLAGE WWTP, Queets: WA0023442, held by QUEETS VILLAGE WWTP
- 2014-08-20: NACHES POTW, Naches: WA0022586, held by Town of Naches
- 2014-08-29: PORT OF SUNNYSIDE IWWTF, Sunnyside: WA0052426, held by Port of Sunnyside
- 2014-09-23: NASELLE YOUTH CAMP STP, Naselle: WA0023728, held by Department of Social and Health Services
- 2014-10-08: RUSTLEWOOD STP, Shelton: WA0038075, held by Mason County Dept of Utilities & Waste Management
- 2014-10-13: FORT FLAGLER STATE PARK STP, Nordland: WA0039829, held by Wa State Parks & Recreation Commission
- 2014-10-16: OROVILLE POTW, Oroville: WA0022390, held by City of Oroville
- 2014-10-24: EDMONDS STP, Edmonds: WA0024058, held by City of Edmonds
Identity
| Facility | SEKIU STP |
|---|---|
| Permittee | CLALLAM COUNTY PUBLIC WORKS |
| NPDES ID | WA0024449 |
| Status | Administratively continued |
| Type | Individual permit |
| Class | Minor |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | September 4, 2014 |
| Expires | September 30, 2019 |
| Agency | State |
| Address | Sekiu, WA 98381 |
| Program components on file | POTW, Pretreatment |
| SIC | 4952 – Sewerage Systems |
NPDES WA0024449: effluent limits and exceedances
SEKIU STP (NPDES WA0024449): 6 pollutants on file, 0 limited; 6 with a violation of any kind, 4 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| Solids, suspended percent removal | 0 | 28 | 28 | December 31, 2025 | 107% over the limit |
| BOD, percent removal [total] | 0 | 56 | 17 | March 31, 2025 | 98% over the limit |
| Solids, total suspended | 0 | 12 | 12 | November 30, 2017 | 882% over the limit |
| Coliform, fecal general | 0 | 7 | 7 | October 31, 2011 | 199% over the limit |
| pH | 0 | 80 | 0 | ||
| Temperature, water deg. centigrade | 0 | 4 | 0 |
NPDES WA0024449: inspections, violations and enforcement
NPDES WA0024449: 2 informal enforcement actions
| Date | What EPA recorded | Agency |
|---|---|---|
| May 4, 2026 | Agency Enforcement Review | State |
| February 18, 2026 | Agency Enforcement Review | State |
NPDES WA0024449 (SEKIU STP): no single-event violation, inspection and formal enforcement action on file.
Watch NPDES WA0024449
NPDES WA0024449: one email when its EPA record changes — $99/month.
Permits near NPDES WA0024449
NPDES WA0024449: 6 pollutant rows, 2 dated events; ICIS-NPDES download, loaded October 14, 2026.