Clean Water Act discharge permit · NPDES AZC110774

BLACKHAWK RANCH, AZ: NPDES AZC110774 discharge permit, effluent exceedances, inspections, penalties

Name: BLACKHAWK RANCH, NPDES AZC110774: Clean Water Act discharge permit record
Creator: Velarion Records
License: https://www.usa.gov/government-works

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

BLACKHAWK RANCH, held by D.R. Horton, Inc., holds NPDES permit AZC110774, 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 BLACKHAWK RANCH: its NPDES ID, its permit type and status, its dates, its address, Arizona, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES AZC110774.

Identity

Facility as filed	BLACKHAWK RANCH
Permittee as filed	D.R. Horton, Inc.
NPDES ID	AZC110774
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	AZ 85541
Receiving water	Unnamed ephemeral tributary
Subwatershed	Rodeo Wash-Santa Cruz River (HUC 150503010905)

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 AZC110774.

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 AZC110774.

Inspections

EPA’s inspection file holds no inspection for NPDES AZC110774.

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 AZC110774.

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

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, AZC110774.

Start the watch

How we handle your data → Privacy

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 AZC110774 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

The page is a Velarion Records entry for NPDES permit AZC110774, held by D.R. Horton, Inc. for BLACKHAWK RANCH in Arizona, which discharges to an unnamed ephemeral tributary in the Rodeo Wash-Santa Cruz River subwatershed (HUC 150503010905). The permit is listed as Effective, a Minor discharger class, issued August 29, 2025 and expiring August 28, 2030, with 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.