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Clean Water Act discharge permit · NPDES AZMS66777

SIERRA ESTRELLA LANDFILL, Maricopa, AZ: NPDES AZMS66777 discharge permit, effluent exceedances, inspections, penalties

SIERRA ESTRELLA LANDFILL, held by Sierra Estrella Landfill, Inc., holds NPDES permit AZMS66777. EPA’s file records it issued June 7, 2011 and expiring June 7, 2016.

SIERRA ESTRELLA LANDFILL, Maricopa, Arizona: Coverage under a general permit AZMS66777, held by Sierra Estrella Landfill, Inc.; Administratively continued (past its expiration date and still in force until reissued); issued June 7, 2011, term to June 7, 2016.

Other permits held by Sierra Estrella Landfill, Inc.

SIERRA ESTRELLA LANDFILL among its neighbors

EPA’s permit file holds 25 discharge permits in the Montezumas Head-Vekol Wash subwatershed (HUC 150503030506), AZMS66777 among them. Its county holds 77, 4 of them major permits; AZMS66777 is a minor permit.

Other permits in the Montezumas Head-Vekol Wash subwatershed (HUC 150503030506)

What the register holds for SIERRA ESTRELLA LANDFILL: its NPDES ID, its permit type and status, its dates, its address in Maricopa, Arizona. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES AZMS66777.

Identity

Facility as filedSIERRA ESTRELLA LANDFILL
Permittee as filedSierra Estrella Landfill, Inc.
NPDES IDAZMS66777
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 7, 2011
Expiration dateJune 7, 2016
AddressMaricopa, AZ 85139
SubwatershedMontezumas Head-Vekol Wash (HUC 150503030506)
Other EPA IDs (FRS)RCRA handler AZR000006676

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES AZMS66777.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES AZMS66777.

Inspections

EPA’s inspection file holds no inspection for NPDES AZMS66777.

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 AZMS66777.

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, AZMS66777.

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Nearby on the register

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

What this page shows

SIERRA ESTRELLA LANDFILL in Maricopa, Pinal County, is among 34 general permit coverages, and 0.0% have a violation on file. The Montezumas Head-Vekol Wash subwatershed lists 25 NPDES permits, including this permit.