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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Cornfields NTUA
NN0400255 · 675 served
Cottonwood Day School BIA
NN0435004 · 185 served
Cottonwood-Tselani NTUA
NN0403021 · 1,334 served
Cove Day School BIA
NN0432005 · 73 served
Cove NTUA
NN0403027 · 728 served
Coyote Canyon Chapter House
NN3500325 · 48 served
Coyote Canyon-Bass Lake NTUA
NN3500274 · 622 served
Crownpoint Boarding School BIA
NN3534023 · 1,024 served
Crownpoint-Littlewater-Three Mile Point NTUA
NN3503039 · 3,950 served
Crystal Community Boarding School BIA
NN3536005 · 248 served
Crystal NTUA
NN3503012 · 715 served
Crystal-Yazzie Springs OM
NN3500324 · 72 served
Dalton Pass OM
NN3500270 · 587 served
Defiance NTUA
NN3500277 · 1,659 served
Dennehotso Boarding School BIA
NN0433004 · 300 served
Dennehotso NTUA
NN0400296 · 1,040 served
Dilcon Community Boarding School BIA
NN0436006 · 473 served
Dilkon-Indian Wells-Greasewood-White Cone NTUA
NN0400342 · 4,986 served
Dzil Libei (Cameron) Elementary School
NN0403011 · 73 served
Dzilth-Na-O-Dith-Hle NTUA
NN3503045 · 462 served
El Paso Natural Gas - Cornfields-Navajo Station
NN0400325 · 220 served
El Paso Natural Gas - Gallup-Tohatchi
NN3500288 · 25 served
El Paso Natural Gas - Leupp Station
NN0400349 · 11 served
El Paso Natural Gas - Window Rock-St Michaels
NN0400338 · 100 served
Farmington Rural-Shiprock-Beclabito NTUA
NN3500245 · 15,233 served
Fire Rock Navajo Casino
NN3510000 · 300 served
Forest Lake NTUA
NN0400182 · 233 served
Former Pueblo Pintado Boarding School BIA
NN3534015 · 103 served
Fort Courage Inc
NN9904007 · 15 served
Fort Defiance-Window Rock-St Michaels NTUA
NN0403000 · 12,869 served
Ganado Mission - Sage Memorial Hospital
NN0400320 · 349 served
Ganado Public Schools
NN0400289 · 684 served
Ganado-Burnside-Cornfield-Steamboat NTUA
NN0403001 · 3,947 served
Gap-Cedar Ridge NTUA
NN0403009 · 1,125 served
Gouldings Trading Post and Lodge
NN4900225 · 300 served
Greasewood Springs Community Boarding School BIA
NN0436008 · 720 served
Hard Rock NTUA
NN0403811 · 982 served
Hardrock-Navajo Gospel Mission
NN0400257 · 6 served
Holly Village NTUA
NN4903020 · 297 served
Houck-Querino Canyon NTUA
NN0400280 · 1,023 served
Hunters Point Boarding School BIA
NN0436011 · 173 served
Hunters Point NTUA
NN0403044 · 935 served
Immanuel Mission-Sweetwater
NN0403072 · 28 served
Inscription House-Navajo Mountain NTUA
NN0400283 · 1,368 served
Iyanbito NTUA
NN3500258 · 797 served
Jeddito NTUA
NN0403100 · 1,105 served
Jones Ranch School BIA
NN3534008 · 345 served
Kaibeto (Upper) Boarding School BIA
NN0433007 · 400 served
Kaibeto Chapter House OM
NN0400400 · 30 served
Kaibeto NTUA
NN0400348 · 1,590 served