Clean Water Act discharge permit · NPDES WAG994489
AMERICAN ROCK PRODUCTS BERRYMAN FACILITY, Walla Walla, WA: NPDES WAG994489 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 2Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
AMERICAN ROCK PRODUCTS BERRYMAN FACILITY, held by Interstate Concrete & Asphalt, holds NPDES permit WAG994489. EPA’s file records it issued February 17, 2021 and expiring March 31, 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 | AMERICAN ROCK PRODUCTS BERRYMAN FACILITY |
|---|---|
| Permittee as filed | Interstate Concrete & Asphalt |
| NPDES ID | WAG994489 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | February 17, 2021 |
| Expiration date | March 31, 2026 |
| Issuing agency | State |
| Address | Walla Walla, WA 99348 |
| Subwatershed | North Fork Dry Creek (HUC 170701020803) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 2Pollutants on file
- 2Under a numeric limit
- 2With 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 | 2 | 0 | ||
| Oil and grease visual | 1 | 1 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES WAG994489.
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 WAG994489.
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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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 WAG994489 there.
Nearby on the register
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- Discharge permits in Washington
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.