Clean Water Act discharge permit · NPDES AZC112973
WESTPARK PARCEL 7N, Buckeye, AZ: NPDES AZC112973 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
WESTPARK PARCEL 7N, held by William Ryan Homes Arizona Inc., holds NPDES permit AZC112973, which discharges to Unnamed Ephemeral Tributary. EPA’s file records it issued August 29, 2025 and expiring August 28, 2030. 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 WESTPARK PARCEL 7N: its NPDES ID, its permit type and status, its dates, its address in Buckeye, Arizona, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES AZC112973.
Identity
| Facility as filed | WESTPARK PARCEL 7N |
|---|---|
| Permittee as filed | William Ryan Homes Arizona Inc. |
| NPDES ID | AZC112973 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | August 29, 2025 |
| Expiration date | August 28, 2030 |
| Issuing agency | ADEQ |
| Address | Buckeye, AZ 85326 |
| Receiving water | Unnamed ephemeral tributary |
| Subwatershed | Buckeye Valley-Gila River (HUC 150701010204) |
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 AZC112973.
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 AZC112973.
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 AZC112973 there.
Nearby on the register
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- Every permit record in Arizona, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.