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Clean Water Act discharge permit · NPDES AZC105340

MOUNTAIN VIEW RANCH, AZ: NPDES AZC105340 discharge permit, effluent exceedances, inspections, penalties

MOUNTAIN VIEW RANCH, held by Mattamy Tucson Llc, holds NPDES permit AZC105340. EPA’s file records it issued September 18, 2024 and expiring June 30, 2025.

MOUNTAIN VIEW RANCH, Arizona: Coverage under a general permit AZC105340, held by Mattamy Tucson Llc; Administratively continued (past its expiration date and still in force until reissued); issued September 18, 2024, term to June 30, 2025.

Other permits held by Mattamy Tucson Llc

MOUNTAIN VIEW RANCH among its neighbors

EPA’s permit file holds 9 discharge permits in the Upper Pantano Wash subwatershed (HUC 150503020204), AZC105340 among them.

Other permits in the Upper Pantano Wash subwatershed (HUC 150503020204)

What the register holds for MOUNTAIN VIEW RANCH: 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 AZC105340.

Identity

Facility as filedMOUNTAIN VIEW RANCH
Permittee as filedMattamy Tucson Llc
NPDES IDAZC105340
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
IssuedSeptember 18, 2024
Expiration dateJune 30, 2025
AddressAZ 85255
SubwatershedUpper Pantano Wash (HUC 150503020204)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES AZC105340.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES AZC105340.

Inspections

EPA’s inspection file holds no inspection for NPDES AZC105340.

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 AZC105340.

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, AZC105340.

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Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES AZC105340 for MOUNTAIN VIEW RANCH, AZ, held by Mattamy Tucson Llc, with an administratively continued status and a Minor discharger class. The register lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and it records no effluent or single-event violation for this permit.