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Clean Water Act discharge permit · NPDES AZC116396

THE DEN, Mesa, AZ: NPDES AZC116396 discharge permit, effluent exceedances, inspections, penalties

THE DEN, held by Boyd Development Company Llc, holds NPDES permit AZC116396, which discharges to Unnamed Ephemeral Tributary. EPA’s file records it issued June 3, 2026 and expiring August 28, 2030. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for THE DEN: its NPDES ID, its permit type and status, its dates, its address in Mesa, Arizona, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES AZC116396.

Identity

Facility as filedTHE DEN
Permittee as filedBoyd Development Company Llc
NPDES IDAZC116396
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJune 3, 2026
Expiration dateAugust 28, 2030
Issuing agencyADEQ
AddressMesa, AZ 85201
Receiving waterUnnamed ephemeral tributary
SubwatershedSalt River-Tempe Town Lake (HUC 150601060304)

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 AZC116396.

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 AZC116396.

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, AZC116396.

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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 AZC116396 there.

Nearby on the register

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

What this page shows

THE DEN, a Mesa, Arizona general permit coverage held by Boyd Development Company Llc under NPDES ID AZC116396, is one of 102 general permit coverages in Mesa on EPA's register and one of 133 NPDES permits in the Salt River-Tempe Town Lake subwatershed. Of the Mesa general permit coverages, 92.2% were issued before this one, and none of the coverages in the city carry a violation on file, a share of 0.0%.