Clean Water Act discharge permit · NPDES CA0048682
DAVENPORT CEMENT PLANT, Davenport, CA: NPDES CA0048682 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
DAVENPORT CEMENT PLANT, held by RMC PACIFIC MATERIALS INC, holds NPDES permit CA0048682, which discharges to Pacific Ocean. EPA’s file records it issued May 13, 2005 and expiring May 13, 2010. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
What the register holds for DAVENPORT CEMENT PLANT: its NPDES ID, its permit type and status, its dates, its address in Davenport, California, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES CA0048682.
Identity
| Facility as filed | DAVENPORT CEMENT PLANT |
|---|---|
| Permittee as filed | RMC PACIFIC MATERIALS INC |
| NPDES ID | CA0048682 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | May 13, 2005 |
| Expiration date | May 13, 2010 |
| Address | Davenport, CA 95017 |
| Receiving water | PACIFIC OCEAN |
| Subwatershed | San Vicente Creek-Frontal Pacific Ocean (HUC 180500060304) |
| Other EPA IDs (FRS) | RCRA handler CAC002717889; ICIS-AIR source CAMBU0000608700001 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES CA0048682.
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 CA0048682.
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 CA0048682 there.
Nearby on the register
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- Every permit record in Davenport, A to Z
- Discharge permits in California
- Every permit record in California, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.