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Clean Water Act discharge permit · NPDES AZC108336

HOUGHTON RD - 22ND ST TO ESCALANTE RD, AZ: NPDES AZC108336 discharge permit, effluent exceedances, inspections, penalties

HOUGHTON RD - 22ND ST TO ESCALANTE RD, held by Southwest Gas Corporation, holds NPDES permit AZC108336. EPA’s file records it issued March 31, 2025 and expiring June 30, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for HOUGHTON RD - 22ND ST TO ESCALANTE RD: 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 AZC108336.

Identity

Facility as filedHOUGHTON RD - 22ND ST TO ESCALANTE RD
Permittee as filedSouthwest Gas Corporation
NPDES IDAZC108336
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
IssuedMarch 31, 2025
Expiration dateJune 30, 2025
AddressAZ 85215
SubwatershedLower Pantano Wash (HUC 150503020206)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES AZC108336.

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 AZC108336.

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, AZC108336.

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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 AZC108336 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.