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Clean Water Act discharge permit · NPDES AZC100968

MT. ELDEN TRAILHEAD, AZ: NPDES AZC100968 discharge permit, effluent exceedances, inspections, penalties

MT. ELDEN TRAILHEAD, held by Four Tribes Enterprises, Llc, holds NPDES permit AZC100968, which discharges to Rio De Flag | Flagstaff Wwtp Outfall - San Fra. EPA’s file records it issued November 8, 2023 and expiring July 1, 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 MT. ELDEN TRAILHEAD: its NPDES ID, its permit type and status, its dates, its address, Arizona, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES AZC100968.

Identity

Facility as filedMT. ELDEN TRAILHEAD
Permittee as filedFour Tribes Enterprises, Llc
NPDES IDAZC100968
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
IssuedNovember 8, 2023
Expiration dateJuly 1, 2024
Issuing agencyADEQ
AddressAZ 85250
Receiving waterRio de Flag | Flagstaff WWTP outfall - SAN FRA
SubwatershedLower Rio de Flag (HUC 150200150104)

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 AZC100968.

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 AZC100968.

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, AZC100968.

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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 AZC100968 there.

Nearby on the register

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