Clean Water Act discharge permit · NPDES AZC112479

MONTECITO, AZ: NPDES AZC112479 discharge permit, effluent exceedances, inspections, penalties

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

MONTECITO, held by Lennar Arizona, Llc, holds NPDES permit AZC112479, which discharges to Unnamed Wash To Waterman Wash. EPA’s file records it issued October 9, 2025 and expiring August 28, 2030.

MONTECITO, Arizona: Coverage under a general permit AZC112479, held by Lennar Arizona, Llc; Effective; issued October 9, 2025, term to August 28, 2030, by ADEQ; discharges to Unnamed wash to Waterman Wash.

Other permits held by Lennar Arizona, Llc

VENTANA RANCH: AZC098241, issued March 27, 2023
WESTERN GARDEN: AZC098316, issued March 31, 2023
BELLA VISTA FARMS PHASE 2: AZC098896, issued May 19, 2023
HERITAGE ASANTE PARCELS 11 AND 14: AZC099204, issued June 14, 2023
MYSTIC A-4: AZC100115, issued August 28, 2023
AVION PHASE 1A & 1B: AZC100482, issued September 26, 2023
ALORIVITA SOUTH: AZC101025, issued November 14, 2023
PAT TILLMAN BLVD PHASE 3: AZC102056, issued January 8, 2024
BLOSSOM ROCK PHASE 1: AZC102114, issued January 10, 2024
MADERA PHASE 3: AZC102213, issued January 18, 2024

MONTECITO among its neighbors

EPA’s permit file holds 19 discharge permits in the CCC Tank-Waterman Wash subwatershed (HUC 150701010109), AZC112479 among them.

Other permits in the CCC Tank-Waterman Wash subwatershed (HUC 150701010109)

CANTAMIA MASTERPLAN, Unknown: AZC111600, minor permit, discharging to Unnamed ephemeral tributary, permit term to August 28, 2030
CANTAMIA MASTERPLAN, Unknown: AZCN83543, minor permit, permit term to June 30, 2025
CITY OF GOODYEAR - RAINBOW VALLEY WRF, Goodyear: AZ0025135, minor permit, permit term to March 5, 2024
CITY OF GOODYEAR - RAINBOW VALLEY WRF, Goodyear: AZC105576, minor permit, permit term to June 30, 2025
CITY OF GOODYEAR - RAINBOW VALLEY WRF, Goodyear: AZC111560, minor permit, discharging to Unnamed wash to Waterman Wash, permit term to August 28, 2030
CITY OF GOODYEAR - RAINBOW VALLEY WRF, Goodyear: AZI107294, minor permit, discharging to Unnamed wash to Waterman Wash, permit term to January 15, 2030
CITY OF GOODYEAR - RAINBOW VALLEY WRF, Goodyear: AZMS92107, minor permit, permit term to December 31, 2024
ESTATES AT MONTECITO, Unknown: AZC113721, minor permit, discharging to Unnamed wash to Waterman Wash, permit term to August 28, 2030
ESTRELLA MOUNTAIN RANCH COMMUNITY STOCKPILES, Unknown: AZC111026, minor permit, discharging to Waterman Wash | West Prong Waterman Wash - GIL, permit term to August 28, 2030
ESTRELLA MOUNTAIN RANCH COMMUNITY STOCKPILES, Unknown: AZCN94057, minor permit, permit term to June 30, 2025

What the register holds for MONTECITO: 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 AZC112479.

Identity

Facility as filed	MONTECITO
Permittee as filed	Lennar Arizona, Llc
NPDES ID	AZC112479
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	October 9, 2025
Expiration date	August 28, 2030
Issuing agency	ADEQ
Address	AZ 85288
Receiving water	Unnamed wash to Waterman Wash
Subwatershed	CCC Tank-Waterman Wash (HUC 150701010109)

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 AZC112479.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES AZC112479.

Inspections

EPA’s inspection file holds no inspection for NPDES AZC112479.

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 AZC112479.

Watch this permit

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Nearby on the register

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

This public-records page covers Clean Water Act NPDES permit AZC112479 for the MONTECITO facility, held by Lennar Arizona, Llc, which discharges to Unnamed Wash to Waterman Wash in subwatershed CCC Tank-Waterman Wash (HUC 150701010109). The permit is listed as Effective and issued by ADEQ, with a status-and-dates snapshot dated September 15, 2026, showing an issue date of October 9, 2025 and an expiration date of August 28, 2030. The page lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.