Clean Water Act discharge permit · NPDES AZR10I0WS

NA-16-T87/XK4 CHINLE SCATTERED 2 EXTENSIONS, Many Farms, AZ: NPDES AZR10I0WS discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

NA-16-T87/XK4 CHINLE SCATTERED 2 EXTENSIONS, held by NAVAJO ENGINEERING AND CONSTRUCTION AUTHORITY, holds NPDES permit AZR10I0WS. EPA’s file records it issued October 27, 2022 and expiring February 16, 2027.

NA-16-T87/XK4 CHINLE SCATTERED 2 EXTENSIONS, Many Farms, Arizona: Coverage under a general permit AZR10I0WS, held by NAVAJO ENGINEERING AND CONSTRUCTION AUTHORITY; Construction stormwater; Effective; issued October 27, 2022, term to February 16, 2027, by U.S. EPA.

Arizona holds 676 Construction stormwater coverages of this permit type in EPA’s file; 126 were issued before AZR10I0WS. NAVAJO ENGINEERING AND CONSTRUCTION AUTHORITY holds 145 permits in Arizona.

Other permits held by NAVAJO ENGINEERING AND CONSTRUCTION AUTHORITY

N2007 (1-1) 1,2,4: 1389 NAVAJO, AZ BRIDGE AND ROAD CONSTRUCTION, Navajo: AZR10I01C, issued April 26, 2017
NA-13-T30/XB9/XC1 GRAY MOUNTAIN EXTENSION PHASE I AND PHASE II, Cameron: AZR10I0A0, issued July 2, 2018
NA-17-W09 SIHASIN OAK SPRINGS EAST CISTERNS, Oak Springs: AZR10I0H6, issued September 20, 2019
NA-17-W08 SHIASIN OAK SPRINGS SOUTH CISTERNS, Oak Springs: AZR10I0H7, issued September 20, 2019
NA-18-F70 FORT DEFIANCE MEDICAL REFERRALS 2018, Ganado: AZR10I0H9, issued September 20, 2019
NA-17-F50 FORT DEFIANCE WEST HOUSING 2017, Burnside: AZR10I0HB, issued September 20, 2019
NA-15-T56 TEESTO SAND DUNES EXTENSION, Teesto: AZR10I0HF, issued September 20, 2019
NA-17-U02/ NA-21-W01/ NA-21-W71 LEUPP TO DILKON WATER TRANSMISSION LINE, Dilkon: AZR10I0HH, issued September 20, 2019
NA-17-Q84/XO2/W28 HOUCK BURNTWATER WASH-HOUCK COMMUNITY WATER SYSTEM, Houck: AZR10I0I9, issued November 13, 2019
NDOT RFP 18-10-1940LE: NECA 1402 WHEATFIELDS TO TSAILE WIDEN ROAD CONSTRUCTION, Wheatfields: AZR10I0ID, issued November 18, 2019

Coverages issued nearest AZR10I0WS

September 15, 2022: GILA RIVER INDIAN COMMUNITY SAN TAN MOUNTAIN CASINO WASTEWATER SYSTEM, Sacaton, AZR10I0VR, held by Hunter Contracting Co.
September 29, 2022: NA-16-T87-CHINLE SCATTERED 2 EXTENSIONS, Many Farms, AZR10I0W0, held by Navajo Area Indian Health Service
October 3, 2022: GILA RIVER INDIAN COMMUNITY - POLICE DEPARTMENT FACILITY, Sacat, AZR10I0W3, held by Hayden Michael Lind
October 7, 2022: NA-18-U65 KAYENTA WEST SKELETON MESA CISTERNS, Kayenta, AZR10I0WC, held by Navajo Area Indian Health Services
October 19, 2022: NA-15-T46/XG1 CAMERON SCATTERED WATERLINE EXT, Tuba City, AZR10I0WH, held by Navajo Area Indian Health Service
October 27, 2022: NA-18-U65 KAYENTA WEST SKELETON MESA CISTERNS, Kayenta, AZR10I0WT, held by NAVAJO ENGINEERING AND CONSTRUCTION AUTHORITY
November 4, 2022: NA-19-V06 OLJATO-TRAINROCK SCATTERED CISTERNS, Kayenta, AZR10I0WV, held by Navajo Area Indian Health Services
November 9, 2022: NA-15-T46/XG1 CAMERON SCATTERED WATERLINE EXTENSIONS, Cameron, AZR10I0WX, held by NAVAJO ENGINEERING AND CONSTRUCTION AUTHORITY
November 16, 2022: NAZLINI NORTH PHASE 1 CISTERNS, Many Farms, AZR10I0X2, held by Navajo Area Indian Health Service
November 17, 2022: NA-20-XU3 CHINLE FAILED DRAIN FIELDS DL-4, Chinle, AZR10I0X4, held by Navajo Area Indian Health Service

NA-16-T87/XK4 CHINLE SCATTERED 2 EXTENSIONS among its neighbors

EPA’s permit file holds 17 discharge permits in the Lower Windy Valley subwatershed (HUC 140802041103), AZR10I0WS among them.

Other permits in the Lower Windy Valley subwatershed (HUC 140802041103)

CH: MANY FARMS GAS CAPPING AND RETIREMENT, Many Farms: AZR10I174, not classed
MANY FARMS MEDICAL REFERRAL NA-18-F73, Many Farms: AZR10I0ZF, minor permit, permit term to February 16, 2027
MANY FARMS SCATTERED FAILED DRAINFIELD (XP6), Many Farms: AZR10I0TK, minor permit, permit term to February 16, 2027
MANY FARMS SCATTERED HOUSING 2018 (NA-18-F72), Many Farms: AZR10I0L2, minor permit, permit term to February 15, 2022
MANY MULES NORTH CISTERNS: NA-21-LJ5, Black Mesa: AZR10I1G4, minor permit, permit term to February 16, 2027
NA-17-XP6 MANY FARMS SCATTERED FAILED DRAINFIELDS, Many Farms: AZR10I0TM, minor permit, permit term to February 16, 2027
NA-18-F73 MANY FARMS MEDICAL REFERRAL, Many Farms: AZR10I10R, minor permit, permit term to February 16, 2027
NA-18-U58/XT2 ROUGH ROCK NORTH. PHASE 2, WATERLINE EXTENSION, Rough Rock: AZR10I1CV, minor permit, permit term to February 16, 2027
NA-18-U62 MANY FARMS LAKE CISTERNS PHASE 4, Many Farms: AZR10I10T, minor permit, permit term to February 16, 2027
NA-18-U63 ROUND ROCK NE CISTERNS, Many Farms: AZR10I0ZO, minor permit, permit term to February 16, 2027

What the register holds for NA-16-T87/XK4 CHINLE SCATTERED 2 EXTENSIONS: its NPDES ID, its permit type and status, its dates, its address in Many Farms, Arizona. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES AZR10I0WS.

Identity

Facility as filed	NA-16-T87/XK4 CHINLE SCATTERED 2 EXTENSIONS
Permittee as filed	NAVAJO ENGINEERING AND CONSTRUCTION AUTHORITY
NPDES ID	AZR10I0WS
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	October 27, 2022
Expiration date	February 16, 2027
Issuing agency	U.S. EPA
Address	Many Farms, AZ 86538
Subwatershed	Lower Windy Valley (HUC 140802041103)

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 AZR10I0WS.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES AZR10I0WS.

Inspections

EPA’s inspection file holds no inspection for NPDES AZR10I0WS.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES AZR10I0WS.

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Nearby on the register

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

The NA-16-T87/XK4 CHINLE SCATTERED 2 EXTENSIONS storm water construction permit in Many Farms, Arizona, is one of 16 such permits in that city on EPA's NPDES register, and it falls within the Lower Windy Valley subwatershed, which holds 17 NPDES permits including this one. Among the 14 storm water construction permits in Many Farms, 35.7% were issued before this permit, and none of the 16 storm water construction permits in the city have a violation on file, so 0.0% do.