Counties → Navajo Nation

County NN001 County, Navajo Nation

Water Systems

Population Served

55,505

Total Violations

9,921

PFAS Detected

of 4 tested

Water Systems

System Name	Population	Violations	PFAS
Fort Defiance-Window Rock-St Michaels NTUA	12,869	248	Detected
Chinle-Many Farms-Del Muerto NTUA	8,458	302	Detected
Ganado-Burnside-Cornfield-Steamboat NTUA	3,947	183	Detected
Sweetwater NTUA	2,014	156	—
New Lands NTUA	1,905	108	—
Lukachukai NTUA	1,659	80	—
Many Farms Community School BIA	1,506	230	—
Cottonwood-Tselani NTUA	1,334	66	—
Canoncito	1,326	898	—
Tsaile-Dine College NTUA	1,190	124	—
Dennehotso NTUA	1,040	50	—
Rock Point NTUA	1,029	129	—
Houck-Querino Canyon NTUA	1,023	46	—
Chinle High School	975	250	—
Klagetoh NTUA	971	96	—
Red Mesa Public Schools	900	857	—
Round Rock NTUA	876	61	—
Tsehootsooi Middle School	875	309	—
Nazlini NTUA	862	179	—
Kinlichee NTUA	787	56	—
Rock Point Community School BIA	758	116	—
Red Valley North NTUA	756	44	—
Teec Nos Pos NTUA	752	64	—
Cove NTUA	728	120	—
Ganado Public Schools	684	395	Detected
St Michael Indian School	585	1,202	—
Lukachukai Community School new	500	13	—
Rough Rock NTUA	455	44	—
Canoncito Community Day School BIA	437	141	—
Round Rock Elementary School	396	801	—
Oak Springs NTUA (south of Hunters Point)	390	44	—
Rough Rock Community High School BIA	350	134	—
Ganado Mission - Sage Memorial Hospital	349	236	—
Wheatfields NTUA	321	115	—
Teec Nos Pos Community Boarding School BIA	300	96	—
Dennehotso Boarding School BIA	300	101	—
Nazlini Community Boarding School BIA	230	182	—
Pine Springs NTUA	222	114	—
Chinle USD 24 Administration Center	220	210	—
Wide Ruins Community Boarding School BIA	215	104	—
Rough Rock Demonstration School BIA	200	181	—
Kinlichee Community School BIA	174	106	—
Hunters Point Boarding School BIA	173	132	—
Pine Springs Day School BIA	122	61	—
Kinlichee Staff Housing BIA	80	145	—
Cane Valley NTUA	58	35	—
Canyon De Chelly National Monument	55	185	—
Red Rock (Red Valley) Day School BIA	55	193	—
Baby Rocks NTUA	44	20	—
Transwestern Pipeline Company - Klagetoh - 4	25	95	—