Utilities in Jurisdiction NN
261 systems (SDWIS/Fed snapshot). Search or browse pages — open any row for PFAS monitoring, violation counts, and filter recommendations.
Is your public water system listed? Claim your free listing →
Claim Your Listing →Showing page 4 of 6 (261 systems)
Nenahnezad Community School BIA
NN3532006 · 80 served
New Lands NTUA
NN0403102 · 1,905 served
Newcomb NTUA
NN3503016 · 602 served
Northern Edge Navajo Casino
NN3510003 · 25 served
Oak Springs NTUA (south of Hunters Point)
NN0403015 · 390 served
Oaksprings 12T-514 NTUA (north of Red Valley)
NN0400381 · 127 served
Ojo Encino North NTUA
NN3503041 · 1,108 served
Oljato NTUA
NN4900224 · 1,276 served
Peabody Western Coal Company - Black Mesa Mines
NN0400287 · 420 served
Pine Springs Day School BIA
NN0436018 · 122 served
Pine Springs NTUA
NN0400813 · 222 served
Pinedale Chapter House
NN3500275 · 50 served
Pinehill Community and School
NN3500250 · 1,007 served
Pinon Community Dormitory School BIA
NN0435010 · 500 served
Pinon-District 4 NTUA
NN0403004 · 5,195 served
Pueblo Pintado (New) Community School BIA
NN9935008 · 300 served
Rainbow Village-Navajo Mountain NTUA
NN4900223 · 255 served
Ramah-Jacobs Well RNUA
NN9935002 · 25 served
Ramah-Mountain View RNUA
NN3500280 · 215 served
Ramah-Pinehill Community RNUA
NN3510001 · 684 served
Ramah-Ramah Rural RNUA
NN3500251 · 165 served
Ramah-Sunset Valley RNUA
NN3500279 · 294 served
Ramona Smith Water Users Group Inc
NN3500266 · 77 served
Rare Metals NTUA
NN0400208 · 72 served
Red Mesa NTUA
NN4903017 · 1,023 served
Red Mesa Public Schools
NN0400299 · 900 served
Red Mesa Trading Post
NN0400318 · 25 served
Red Rock (Red Valley) Day School BIA
NN0432007 · 55 served
Red Rock Chapter OM
NN3500300 · 100 served
Red Rock NTUA
NN3500335 · 1,652 served
Red Valley North NTUA
NN0403058 · 756 served
Red Valley South NTUA
NN0403061 · 539 served
Red Valley-Cove High School
NN0400820 · 25 served
Red Valley-Kinsel Camp
NN0403016 · 25 served
Riverview Trailer Park
NN4904000 · 80 served
Rock Point Community School BIA
NN0435011 · 758 served
Rock Point NTUA
NN0403048 · 1,029 served
Rocky Ridge Boarding School BIA
NN0433015 · 250 served
Rough Rock Community High School BIA
NN0435212 · 350 served
Rough Rock Demonstration School BIA
NN0435112 · 200 served
Rough Rock NTUA
NN0400396 · 455 served
Round Rock Elementary School
NN0403024 · 396 served
Round Rock NTUA
NN0403023 · 876 served
Sanostee (New) Day School BIA
NN3510004 · 80 served
Sanostee (Old) Day School BIA
NN3532009 · 690 served
Sanostee-Tocito NTUA
NN3503059 · 1,953 served
Sawmill NTUA
NN0403025 · 838 served
Seba Dalkai Boarding School BIA
NN0436019 · 250 served
Sheepsprings North NTUA
NN3503070 · 743 served
Sheepsprings South NTUA
NN3503043 · 440 served