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Clean Water Act discharge permit · NPDES AZC099274

EL CIDRO PARCEL 1A, AZ: NPDES AZC099274 discharge permit, effluent exceedances, inspections, penalties

EL CIDRO PARCEL 1A, held by William Ryan Homes Arizona Inc., holds NPDES permit AZC099274. EPA’s file records it issued June 20, 2023 and expiring June 30, 2025.

EL CIDRO PARCEL 1A, Arizona: Coverage under a general permit AZC099274, held by William Ryan Homes Arizona Inc.; Administratively continued (past its expiration date and still in force until reissued); issued June 20, 2023, term to June 30, 2025.

Other permits held by William Ryan Homes Arizona Inc.

EL CIDRO PARCEL 1A among its neighbors

EPA’s permit file holds 149 discharge permits in the Lum Wash-Gila River subwatershed (HUC 150701010203), AZC099274 among them.

Other permits in the Lum Wash-Gila River subwatershed (HUC 150701010203)

What the register holds for EL CIDRO PARCEL 1A: its NPDES ID, its permit type and status, its dates, its address, Arizona. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES AZC099274.

Identity

Facility as filedEL CIDRO PARCEL 1A
Permittee as filedWilliam Ryan Homes Arizona Inc.
NPDES IDAZC099274
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJune 20, 2023
Expiration dateJune 30, 2025
AddressAZ 85284
SubwatershedLum Wash-Gila River (HUC 150701010203)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES AZC099274.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES AZC099274.

Inspections

EPA’s inspection file holds no inspection for NPDES AZC099274.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES AZC099274.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, AZC099274.

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How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

The page is a public-records entry for NPDES permit AZC099274, held by William Ryan Homes Arizona Inc. for EL CIDRO PARCEL 1A in Arizona, and lists its status as administratively continued, with the permit issued June 20, 2023 and expiring June 30, 2025. It records a minor discharger class, zero pollutants under a numeric limit, zero pollutants with an effluent exceedance, and the Lum Wash-Gila River subwatershed, HUC 150701010203.