Velarion Records
Follow this permit Velarion Records emails you this permit’s record, cited to the public filing, and tells you when the register changes it. Free.
We’ll email you a link to confirm. The continuous daily watch on every change is the paid alert. Unsubscribe any time.
Also free: The Pay Desk, the weekly executive pay briefing.

Clean Water Act discharge permit · NPDES AZC115397

SRP - 16TH STREET FACILITY, Phoenix, AZ: NPDES AZC115397 discharge permit, effluent exceedances, inspections, penalties

SRP - 16TH STREET FACILITY, held by City Of Phoenix - Street Transportation Dept, holds NPDES permit AZC115397, which discharges to Salt River | I-10 Bridge - 23rd Avenue Wwtp @. EPA’s file records it issued March 25, 2026 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 SRP - 16TH STREET FACILITY: its NPDES ID, its permit type and status, its dates, its address in Phoenix, Arizona, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES AZC115397.

Identity

Facility as filedSRP - 16TH STREET FACILITY
Permittee as filedCity Of Phoenix - Street Transportation Dept
NPDES IDAZC115397
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedMarch 25, 2026
Expiration dateAugust 28, 2030
Issuing agencyADEQ
AddressPhoenix, AZ 85034
Receiving waterSalt River | I-10 BRIDGE - 23RD AVENUE WWTP @
SubwatershedCity of Phoenix-Salt River (HUC 150601060305)
Other EPA IDs (FRS)RCRA handler AZD000629378

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 AZC115397.

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 AZC115397.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

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, AZC115397.

Start the watch

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 AZC115397 there.

Nearby on the register

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

What this page shows

The SRP - 16TH STREET FACILITY permit is one of 350 general permit coverages in Maricopa County on EPA's NPDES register, and 94.6% of those coverages in the county were issued earlier than this one. The permit has no pollutants under a numeric limit and no effluent exceedances on file, and it sits among 542 NPDES permits in the City of Phoenix-Salt River subwatershed, this one included.