Clean Water Act discharge permit · NPDES CAZ493559
CADE ANNEX, Angwin, CA: NPDES CAZ493559 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
CADE ANNEX, held by Villa Encinal Partners LP, holds NPDES permit CAZ493559. EPA’s file records it issued March 2, 2018 and expiring June 30, 2020. 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.
Identity
| Facility as filed | CADE ANNEX |
|---|---|
| Permittee as filed | Villa Encinal Partners LP |
| NPDES ID | CAZ493559 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Industrial stormwater |
| Issued | March 2, 2018 |
| Expiration date | June 30, 2020 |
| Issuing agency | CA Waterboards |
| Address | Angwin, CA 94508 |
| Subwatershed | Middle Napa River (HUC 180500020202) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
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 CAZ493559.
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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 15, 2022 | WW Storm Water Non-Construction - Failure to submit required report (non-DMR) | ST6 |
| July 15, 2020 | WW Storm Water Non-Construction - Failure to submit required report (non-DMR) | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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 CAZ493559 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.