Utilities in Jurisdiction NN
261 systems (SDWIS/Fed snapshot). Search or browse pages — open any row for PFAS monitoring, violation counts, and filter recommendations.
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Shiprock-Rattlesnake-Cudei-Beclabito NTUA
NN3500248 · 9,975 served
Shonto Chapter House
NN0400328 · 50 served
Shonto Headstart Preschool
NN0400327 · 50 served
Shonto Junction NTUA
NN0400326 · 1,146 served
Shonto NTUA
NN0400322 · 397 served
Shonto Preparatory Boarding School BIA
NN0433016 · 664 served
St Michael Indian School
NN0400380 · 585 served
St Michaels South NTUA
NN0400351 · 60 served
Standing Rock NTUA
NN3503029 · 739 served
Sweetwater Chapter House
NN0400323 · 75 served
Sweetwater NTUA
NN0400399 · 2,014 served
Taliman Springs OM
NN0400340 · 200 served
Teec Nos Pos Community Boarding School BIA
NN0432010 · 300 served
Teec Nos Pos Helium Plant Community OM
NN0403074 · 25 served
Teec Nos Pos NTUA
NN0403055 · 752 served
Teec Nos Pos Trading Post
NN0400823 · 25 served
Tes Nez Iah Store-Motel
NN0403012 · 25 served
Thoreau Chapter House
NN3500257 · 360 served
Thoreau High School
NN3510007 · 746 served
Thoreau High School
NN9935007 · 1,150 served
Thoreau West-John Willie Camp-Baca NTUA
NN3500303 · 1,611 served
Three Mile Post NTUA
NN3503011 · 120 served
Toadlena Boarding School BIA
NN3532011 · 200 served
Toadlena NTUA
NN3503028 · 903 served
Todahaidekani NTUA
NN4903071 · 301 served
Tohatchi Area of Opportunity and Services Inc BIA
NN3536022 · 25 served
Tohatchi Public School
NN3500299 · 240 served
Tohatchi-Mexican Springs-Twin Lakes NTUA
NN3500237 · 1,669 served
Tonalea (Red Lake) Day School BIA
NN0433013 · 300 served
Tonalea-Red Lake NTUA
NN0400379 · 1,146 served
Toyei-Toyei Industries-Police Academy
NN0436027 · 20 served
Transwestern Pipeline Company - Klagetoh - 4
NN0400291 · 25 served
Transwestern Pipeline Company - Leupp - 3
NN0400293 · 25 served
Transwestern Pipeline Company - Thoreau
NN3500305 · 100 served
Tsa Yah Toh NTUA
NN3500278 · 865 served
Tsaile-Black Pinnacle OM
NN0400256 · 28 served
Tsaile-Dine College NTUA
NN0403005 · 1,190 served
Tsé Yí Gai High School
NN3510006 · 126 served
Tsegi-Anasazi Inn
NN0400319 · 84 served
Tsehootsooi Middle School
NN0400181 · 875 served
Tseiiahi (Standing Rock) Community School BIA
NN3534016 · 143 served
Tuba City Boarding School BIA
NN0433001 · 2,040 served
Tuba City NTUA
NN0400206 · 6,276 served
Twin Arrows Navajo Casino Internal
NN0400821 · 25 served
Twin Arrows NTUA
NN0400822 · 25 served
Twin Buttes Headstart Preschool OM
NN3508450 · 25 served
Twin Lakes 14T-501 OM
NN3500321 · 25 served
Twin Lakes NTUA
NN3500261 · 1,833 served
Two Grey Hills Chapter House
NN3500330 · 160 served
Wheatfields NTUA
NN0400812 · 321 served