Clean Water Act discharge permit · NPDES WAR315931
PIERCE COUNTY AIRPORT THUN FIELD, Puyallup, WA: NPDES WAR315931 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 2Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
PIERCE COUNTY AIRPORT THUN FIELD, held by Northwest Construction, holds NPDES permit WAR315931. EPA’s file records it issued November 19, 2025 and expiring December 31, 2030. 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.
What the register holds for PIERCE COUNTY AIRPORT THUN FIELD: its NPDES ID, its permit type and status, its dates, its address in Puyallup, Washington, and 2 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES WAR315931.
Identity
| Facility as filed | PIERCE COUNTY AIRPORT THUN FIELD |
|---|---|
| Permittee as filed | Northwest Construction |
| NPDES ID | WAR315931 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Construction stormwater |
| Issued | November 19, 2025 |
| Expiration date | December 31, 2030 |
| Issuing agency | State |
| Address | Puyallup, WA 98374 |
| Subwatershed | Fiske Creek-Puyallup River (HUC 171100140205) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 2Pollutants on file
- 2Under a numeric limit
- 0With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| pH | 2 | 0 | 0 | ||
| Turbidity | 1 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES WAR315931.
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 WAR315931.
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 WAR315931 there.
Nearby on the register
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- Every permit record in Puyallup, A to Z
- Discharge permits in Washington
- Every permit record in Washington, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.