Clean Water Act discharge permit · NPDES AZR10I0QL

NA-18-U39/XR2 CHINLE SCATTERED, Chinle, AZ: NPDES AZR10I0QL discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

NA-18-U39/XR2 CHINLE SCATTERED, held by NAVAJO ENGINEERING AND CONSTRUCTION AUTHORITY, holds NPDES permit AZR10I0QL. EPA’s file records it issued September 28, 2021 and expiring February 15, 2022. 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 NA-18-U39/XR2 CHINLE SCATTERED: its NPDES ID, its permit type and status, its dates, its address in Chinle, Arizona. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES AZR10I0QL.

Identity

Facility as filed	NA-18-U39/XR2 CHINLE SCATTERED
Permittee as filed	NAVAJO ENGINEERING AND CONSTRUCTION AUTHORITY
NPDES ID	AZR10I0QL
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	September 28, 2021
Expiration date	February 15, 2022
Issuing agency	U.S. EPA
Address	Chinle, AZ 86503
Subwatershed	Slim Canyon-Chinle Wash (HUC 140802040801)

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

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES AZR10I0QL.

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

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES AZR10I0QL.

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

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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 AZR10I0QL there.

Nearby on the register

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

The NA-18-U39/XR2 CHINLE SCATTERED storm water construction permit is one of 48 such permits on EPA's NPDES register in Chinle, and it sits among 19 NPDES permits in the Slim Canyon-Chinle Wash subwatershed, this one included. Of the Chinle storm water construction permits, 0.0% of those 48 have a violation on file, and this permit has no pollutants under a numeric limit or effluent exceedances recorded.