NPDES WA0023183 · Clean Water Act
CASHMERE POTW, Cashmere, WA: NPDES WA0023183 discharge permit, effluent exceedances, inspections, penalties
CASHMERE POTW, Cashmere, Washington: Individual permit WA0023183, held by City of Cashmere; Publicly owned treatment works; Effective; issued April 15, 2020, term to May 31, 2025, by State.
- Phosphorus, total [as P]: 0 limits, 138 violations of any kind, 13 effluent exceedances, latest May 31, 2025, largest 492% over the limit.
- Solids, suspended percent removal: 0 limits, 6 violations of any kind, 6 effluent exceedances, latest May 31, 2024, largest 185% over the limit.
- Solids, total suspended: 0 limits, 667 violations of any kind, 5 effluent exceedances, latest May 31, 2024, largest 229% over the limit.
- Coliform, fecal general: 0 limits, 116 violations of any kind, 5 effluent exceedances, latest February 28, 2025, largest 1,110% over the limit.
- pH, minimum: 0 limits, 23 violations of any kind, 4 effluent exceedances, latest June 30, 2024.
- BOD, 5-day, 20 deg. C: 0 limits, 544 violations of any kind, 2 effluent exceedances, latest April 30, 2024, largest 54% over the limit.
- Flow: 0 limits, 609 violations of any kind.
- pH: 0 limits, 252 violations of any kind.
- Temperature, water deg. centigrade: 0 limits, 130 violations of any kind.
- Nitrogen, Kjeldahl, total [as N]: 0 limits, 128 violations of any kind.
- BOD, percent removal [total]: 0 limits, 35 violations of any kind.
- pH, maximum: 0 limits, 19 violations of any kind.
- Oxygen, dissolved [DO]: 0 limits, 18 violations of any kind.
- Oil and grease, hexane extr method: 0 limits, 3 violations of any kind.
- Nitrite + Nitrate total [as N]: 0 limits, 3 violations of any kind.
- Cyanide, total [as CN]: 0 limits, 3 violations of any kind.
- Hardness, total [as CaCO3]: 0 limits, 3 violations of any kind.
- Total phenols: 0 limits, 3 violations of any kind.
- Solids, total dissolved: 0 limits, 3 violations of any kind.
- Phenolics, total: 0 limits, 1 violation of any kind.
- June 10, 2026: Phone Call/ EMAIL (State).
Washington holds 238 Publicly owned treatment works coverages of this permit type in EPA’s file; 223 were issued before WA0023183.
Coverages issued nearest WA0023183
- 2019-06-25: LIGHTHOUSE POINT WATER RECLAMATION FACILITY, Blaine: WA0022641, held by BLAINE CITY OF
- 2019-08-22: CLE ELUM POTW, Cle Elum: WA0021938, held by City of Cle Elum
- 2019-09-25: ARLINGTON STP, Arlington: WA0022560, held by ARLINGTON CITY
- 2019-10-15: COWLITZ INDIAN TRIBAL HOUSING WASTEWATER TREATMENT PLANT, Toledo: WA0040258, held by Cowlitz Tribal Member Services-
- 2020-01-13: ROCK ISLAND POTW, Rock Island: WA0501487, held by City of Rock Island
- 2020-06-30: GRANITE FALLS STP, Granite Falls: WA0021130, held by City Of Granite Falls
- 2020-08-21: OTHELLO STP, Othello: WA0022357, held by City of Othello
- 2021-01-29: BIRCH BAY WWTP, Blaine: WA0029556, held by Birch Bay Water & Sewer Dist
- 2021-01-29: SKAGIT COUNTY SEWER DIST 2 BIG LAKE WWTP, Mount Vernon: WA0030597, held by Skagit County Sewer District No. 2
- 2021-02-11: SUMNER STP, Sumner: WA0023353, held by City of Sumner
CASHMERE POTW among its neighbors
15 discharge permits are in the Nahahum Canyon-Wenatchee River subwatershed (HUC 170200110708); WA0023183 is one. Its county: 88, 2 major; WA0023183 is minor permit.
Other permits in the Nahahum Canyon-Wenatchee River subwatershed (HUC 170200110708)
- ALATHEIA RIDING CENTER, Wentachee: WAR312616, minor, term to 2025-12-31
- APLETS WAY IMPROVEMENTS, Cashmere: WAR302750, minor, term to 2015-12-31
- AUTO SUPPLY STORE, Wenatchee: WAR313886, minor, term to 2025-12-31
- BETHLEHEM CONSTRUCTION TITCHENAL WAY, Cashmere: WAG505151, minor, term to 2026-03-31
- BLUE STAR GROWERS MONITOR PLANT, Monitor: WAG435260, minor, term to 2026-12-31
- BLUE STAR GROWERS PLANT #5, Cashmere: WAG437025, minor, term to 2026-12-31
- CASCADE HEIGHTS SUBDIVISION PHASE 2, Cashmere: WAR303223, minor, term to 2015-12-31
- HALL RESIDENCE, Wenatchee: WAR303172, minor, term to 2015-12-13
- HANSON SHORT PLAT, Wenatchee: WAR315961, minor, term to 2030-12-31
- JONES SHOTWELL IRRIGATION PUMP FACILITY, Monitor: WAR315037, minor, term to 2025-12-31
Identity
| Facility | CASHMERE POTW |
|---|---|
| Permittee | City of Cashmere |
| NPDES ID | WA0023183 |
| Status | Effective |
| Type | Individual permit |
| Class | Minor |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | April 15, 2020 |
| Expires | May 31, 2025 |
| Agency | State |
| Address | Cashmere, WA 98815 |
| Subwatershed | Nahahum Canyon-Wenatchee River (HUC 170200110708) |
| Program components on file | POTW, Pretreatment |
| SIC | 4952 – Sewerage Systems |
NPDES WA0023183: effluent limits and exceedances
CASHMERE POTW (NPDES WA0023183): 20 pollutants on file, 0 limited; 20 with a violation of any kind, 6 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| Phosphorus, total [as P] | 0 | 138 | 13 | May 31, 2025 | 492% over the limit |
| Solids, suspended percent removal | 0 | 6 | 6 | May 31, 2024 | 185% over the limit |
| Solids, total suspended | 0 | 667 | 5 | May 31, 2024 | 229% over the limit |
| Coliform, fecal general | 0 | 116 | 5 | February 28, 2025 | 1,110% over the limit |
| pH, minimum | 0 | 23 | 4 | June 30, 2024 | |
| BOD, 5-day, 20 deg. C | 0 | 544 | 2 | April 30, 2024 | 54% over the limit |
| Flow | 0 | 609 | 0 | ||
| pH | 0 | 252 | 0 | ||
| Temperature, water deg. centigrade | 0 | 130 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 0 | 128 | 0 | ||
| BOD, percent removal [total] | 0 | 35 | 0 | ||
| pH, maximum | 0 | 19 | 0 | ||
| Oxygen, dissolved [DO] | 0 | 18 | 0 | ||
| Oil and grease, hexane extr method | 0 | 3 | 0 | ||
| Nitrite + Nitrate total [as N] | 0 | 3 | 0 | ||
| Cyanide, total [as CN] | 0 | 3 | 0 | ||
| Hardness, total [as CaCO3] | 0 | 3 | 0 | ||
| Total phenols | 0 | 3 | 0 | ||
| Solids, total dissolved | 0 | 3 | 0 | ||
| Phenolics, total | 0 | 1 | 0 |
NPDES WA0023183: inspections, violations and enforcement
NPDES WA0023183: 1 informal enforcement action
| Date | What EPA recorded | Agency |
|---|---|---|
| June 10, 2026 | Phone Call/ EMAIL | State |
NPDES WA0023183 (CASHMERE POTW): no single-event violation, inspection and formal enforcement action on file.
Watch NPDES WA0023183
NPDES WA0023183: one email when its EPA record changes — $99/month.
Permits near NPDES WA0023183
NPDES WA0023183: 20 pollutant rows, 1 dated events; ICIS-NPDES download, loaded October 14, 2026.