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Clean Water Act discharge permit · NPDES AZMS80181

CITY OF PHOENIX - 91ST AVENUE WWTP, Phoenix, AZ: NPDES AZMS80181 discharge permit, effluent exceedances, inspections, penalties

CITY OF PHOENIX - 91ST AVENUE WWTP, held by City Of Phoenix, holds NPDES permit AZMS80181. EPA’s file records it issued January 27, 2020 and expiring December 30, 2024. 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 CITY OF PHOENIX - 91ST AVENUE WWTP: its NPDES ID, its permit type and status, its dates, its address in Phoenix, Arizona. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES AZMS80181.

Identity

Facility as filedCITY OF PHOENIX - 91ST AVENUE WWTP
Permittee as filedCity Of Phoenix
NPDES IDAZMS80181
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
IssuedJanuary 27, 2020
Expiration dateDecember 30, 2024
AddressPhoenix, AZ 85353
SubwatershedTown of Santa Maria-Salt River (HUC 150601060306)
Other EPA IDs (FRS)RCRA handler AZE040913001; ICIS-AIR source AZMCA004013X001075

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES AZMS80181.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES AZMS80181.

Inspections

EPA’s inspection file holds no inspection for NPDES AZMS80181.

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 AZMS80181.

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, AZMS80181.

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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

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 AZMS80181 there.

Nearby on the register

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

What this page shows

The CITY OF PHOENIX - 91ST AVENUE WWTP holds one of 350 general permit coverages in Maricopa County, and 15.7% of all such coverages in the county were issued earlier than this one. It also falls among 181 NPDES permits in the Town of Santa Maria-Salt River subwatershed, and none of the county's 350 general permit coverages has a violation on file, which places it at 0.0% for that measure.