Clean Water Act discharge permit · NPDES WA0037788
THREE RIVERS REGIONAL WASTEWATER PLANT, Longview, WA: NPDES WA0037788 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 0Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
THREE RIVERS REGIONAL WASTEWATER PLANT, held by Three Rivers Regional Wastewater Authority, holds NPDES permit WA0037788. EPA’s file records it issued February 19, 2021 and expiring February 28, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | THREE RIVERS REGIONAL WASTEWATER PLANT |
|---|---|
| Permittee as filed | Three Rivers Regional Wastewater Authority |
| NPDES ID | WA0037788 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | February 19, 2021 |
| Expiration date | February 28, 2026 |
| Issuing agency | State |
| Address | Longview, WA 98632 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Cathlamet Channel-Columbia River (HUC 170800030700) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 17Pollutants on file
- 0Under a numeric limit
- 17With a violation of any kind
- 1With 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 | 0 | 893 | 1 | May 31, 2010 | 6% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 0 | 892 | 0 | ||
| Nitrogen, ammonia total [as N] | 0 | 696 | 0 | ||
| Chlorine, total residual | 0 | 546 | 0 | ||
| pH | 0 | 300 | 0 | ||
| Coliform, fecal general | 0 | 300 | 0 | ||
| Flow | 0 | 300 | 0 | ||
| Temperature, water deg. centigrade | 0 | 100 | 0 | ||
| Solids, suspended percent removal | 0 | 100 | 0 | ||
| Carbonaceous oxygen demand, % removal | 0 | 100 | 0 | ||
| Oxygen, dissolved [DO] | 0 | 32 | 0 | ||
| Oil and grease, hexane extr method | 0 | 32 | 0 | ||
| Nitrogen, organic total [as N] | 0 | 32 | 0 | ||
| Nitrite + Nitrate total [as N] | 0 | 32 | 0 | ||
| Phosphorus, total [as P] | 0 | 32 | 0 | ||
| Hardness, total [as CaCO3] | 0 | 32 | 0 | ||
| Solids, total dissolved | 0 | 32 | 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 WA0037788.
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 WA0037788 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.