Nevada Tap Water Quality

EPA water quality data for 150 community water systems serving 3,119,502+ people in Nevada. Click any system to see violations, lead testing results, and a safety grade.

Nevada depends on the Colorado River (via Lake Mead) and limited groundwater for drinking water supply. Naturally occurring arsenic, fluoride, and perchlorate are found in groundwater across the state. Water in the Las Vegas area is very hard, typically exceeding 250 mg/L.

LAS VEGAS VALLEY WATER DISTRICT LAS VEGAS, NV · 1,539,277 people · Surface Water Purchased TRUCKEE MEADOWS WATER AUTHORITY RENO, NV · 442,000 people · Surface Water NORTH LAS VEGAS UTILITIES NORTH LAS VEGAS, NV · 376,515 people · Surface Water Purchased HENDERSON CITY OF HENDERSON, NV · 336,534 people · Surface Water Purchased CARSON CITY PUBLIC WORKS CARSON CITY, NV · 59,000 people · Surface Water VIRGIN VALLEY WATER DISTRICT MESQUITE, NV · 26,000 people · Groundwater FERNLEY PUBLIC WORKS FERNLEY, NV · 23,064 people · Groundwater ELKO CITY OF ELKO, NV · 23,000 people · Groundwater NELLIS AIR FORCE BASE NELLIS AFB, NV · 19,081 people · Surface Water Purchased SUN VALLEY GID SUN VALLEY, NV · 17,000 people · Surface Water Purchased DAYTON VALLEY WATER SYSTEM DAYTON, NV · 16,000 people · Groundwater BOULDER CITY BOULDER CITY, NV · 15,000 people · Surface Water Purchased GREAT BASIN WATER COMPANY PAHRUMP, NV · 12,255 people · Groundwater GARDNERVILLE RANCHOS GID GARDNERVILLE, NV · 11,300 people · Groundwater GREAT BASIN WATER CO COLD SPRINGS RENO, NV · 9,650 people · Groundwater GREAT BASIN WATER CO SPRING CREEK SPRING CREEK, NV · 9,340 people · Groundwater INCLINE VILLAGE GID INCLINE VILLAGE, NV · 9,313 people · Surface Water FALLON CITY OF FALLON, NV · 9,184 people · Groundwater BIG BEND WATER DISTRICT LAS VEGAS, NV · 9,000 people · Surface Water WINNEMUCCA CITY OF WINNEMUCCA, NV · 8,518 people · Groundwater MOAPA VALLEY WATER DISTRICT OVERTON, NV · 8,500 people · Groundwater PRIMM VALLEY CASINO RESORTS LAS VEGAS, NV · 7,000 people · Groundwater DOUGLAS COUNTY CARSON VALLEY SYSTEM MINDEN, NV · 6,488 people · Groundwater SOUTHERN DESERT CORRECTIONAL CTR NDOC LAS VEGAS, NV · 6,200 people · Groundwater INDIAN HILLS GID CARSON CITY, NV · 5,962 people · Groundwater GARDNERVILLE WATER COMPANY GARDNERVILLE, NV · 5,800 people · Groundwater YERINGTON CITY OF YERINGTON, NV · 5,050 people · Groundwater ELY MUNICIPAL WATER DEPARTMENT ELY, NV · 5,000 people · Groundwater WEST WENDOVER WATER SYSTEM WEST WENDOVER, NV · 4,535 people · Groundwater MOUNTAIN FALLS WATER SYSTEM GBWC PAHRUMP, NV · 4,345 people · Groundwater KINGSBURY GID STATELINE, NV · 3,839 people · Surface Water GREAT BASIN WATER CO SPRING CREEK MHP SPRING CREEK, NV · 3,640 people · Groundwater LANDER CO SEWER AND WATER DIST 1 BM BATTLE MOUNTIAN, NV · 3,635 people · Groundwater LOVELOCK MEADOWS WATER DISTRICT LOVELOCK, NV · 3,562 people · Groundwater TOWN OF MINDEN MINDEN, NV · 3,500 people · Groundwater SILVER SPRINGS MUTUAL WATER COMPANY SILVER SPRINGS, NV · 3,070 people · Groundwater FALLON NAVAL AIR STATION FALLON, NV · 3,000 people · Groundwater HAWTHORNE UTILITIES HAWTHORNE, NV · 2,876 people · Groundwater TONOPAH PUBLIC UTILITIES TONOPAH, NV · 2,853 people · Groundwater CARLIN UTILITIES CARLIN, NV · 2,500 people · Groundwater SIGNATURE TOWERS LAS VEGAS, NV · 2,356 people · Surface Water Purchased GOLD COUNTRY ESTATES WINNEMUCCA, NV · 1,695 people · Groundwater LOVELOCK CORRECTIONAL CENTER NDOC LAS VEGAS, NV · 1,630 people · Groundwater Purchased STAGECOACH GID STAGECOACH, NV · 1,628 people · Groundwater TOPAZ RANCH ESTATES GID AND WATER CO WELLINGTON, NV · 1,545 people · Groundwater GREAT BASIN WATER CO SPANISH SPRINGS RENO, NV · 1,460 people · Groundwater STOREY COUNTY WATER DISTRICT VIRGINA CITY, NV · 1,420 people · Surface Water CANYON GID SPARKS, NV · 1,310 people · Groundwater WELLS MUNICIPAL WATER DEPARTMENT WELLS, NV · 1,300 people · Groundwater CAVE ROCK SKYLAND MINDEN, NV · 1,267 people · Surface Water JACKPOT WATER SYSTEM JACKPOT, NV · 1,240 people · Groundwater ZEPHYR COVE WATER UTILITY DISTR MINDEN, NV · 1,209 people · Surface Water MCGILL WATER AND SEWER DIST MCGILL, NV · 1,200 people · Groundwater ROUND HILL GID ZEPHYR COVE, NV · 1,200 people · Surface Water ROUND MOUNTAIN PUC ROUND MOUNTAIN, NV · 1,200 people · Groundwater CALIENTE PUBLIC UTILITIES CALIENTE, NV · 1,100 people · Groundwater ELY MAXIMUM SECURITY PRISON NDOC LAS VEGAS, NV · 1,099 people · Groundwater DESERT UTILITIES PAHRUMP, NV · 1,086 people · Groundwater COUNTRY VIEW ESTATES GBWC PAHRUMP, NV · 1,072 people · Groundwater KYLE CANYON WATER DISTRICT LAS VEGAS, NV · 1,040 people · Groundwater BEATTY WATER AND SANITATION DISTRICT BEATTY, NV · 1,024 people · Groundwater FAIRGROUNDS/SUNRISE ESTATES MINDEN, NV · 1,011 people · Groundwater GLENBROOK WATER COOPERATIVE INC GLENBROOK, NV · 1,000 people · Surface Water STEAMBOAT SPRINGS WATERWORKS INC RENO, NV · 998 people · Groundwater PAHRUMP UTILITY COMPANY INC PAHRUMP, NV · 985 people · Groundwater SAND CREEK FALLON, NV · 953 people · Groundwater ALAMO SEWER AND WATER GID ALAMO, NV · 900 people · Groundwater INDIAN SPRINGS WATER CO INC INDIAN SPRINGS, NV · 900 people · Groundwater PANACA FARMSTEAD ASSOCIATION PANACA, NV · 900 people · Groundwater KINGS ROW TP LAS VEGAS, NV · 860 people · Groundwater SEARCHLIGHT WATER COMPANY LAS VEGAS, NV · 760 people · Groundwater NEVADA STATE VETERANS HOME BOULDER CITY BOULDER, NV · 708 people · Surface Water Purchased PIOCHE PUBLIC UTILITIES PIOCHE, NV · 700 people · Groundwater NPS BOULDER BEACH BOULDER CITY, NV · 690 people · Surface Water Purchased JEAN UTILITY SERVICES INC LAS VEGAS, NV · 560 people · Groundwater BLUE DIAMOND WATER COMPANY LAS VEGAS, NV · 527 people · Groundwater Purchased VERDI MEADOWS UTILITY COMPANY INC RENO, NV · 510 people · Groundwater RUTH WATER DISTRICT MCGILL, NV · 470 people · Groundwater EUREKA WATER ASSOCIATION EUREKA, NV · 450 people · Groundwater HILLCREST MANOR WATER USERS ASSOCIATION LAS VEGAS, NV · 450 people · Groundwater PINEVIEW ESTATES RENO, NV · 450 people · Groundwater WALKER LAKE GID HAWTHORNE, NV · 450 people · Groundwater GABBS WATER SYSTEM PAHRUMP, NV · 411 people · Groundwater EASTLAND HEIGHTS WATER ASSOCIATION LAS VEGAS, NV · 400 people · Groundwater SPIRIT MOUNTAIN UTILITY COMPANY GARDEN GROVE, CA · 375 people · Groundwater RUBY DOME HOLDINGS DBA ELKO RV PARK RENO, NV · 357 people · Groundwater LANDER CO SEWER AND WATER DIST 2 AUSTIN BATTLE MOUNTAIN, NV · 350 people · Groundwater EMPIRE MINING COMPANY GERLACH, NV · 350 people · Groundwater GOLDFIELD TOWN WATER GOLDFIELD, NV · 350 people · Groundwater KINGSTON TOWN WATER UTILITIES AUSTIN, NV · 350 people · Groundwater FOOTHILL WATER SYSTEM MINDEN, NV · 346 people · Groundwater CRESCENT VALLEY WATER SYSTEM EUREKA, NV · 340 people · Groundwater WEED HEIGHTS DEVELOPMENT YERINGTON, NV · 340 people · Groundwater MT CHARLESTON WATER COMPANY LAS VEGAS, NV · 335 people · Groundwater GRANDVIEW TERRACE WATER DISTRICT RENO, NV · 328 people · Groundwater ELK POINT COUNTRY CLUB ZEPHYR COVE, NV · 325 people · Groundwater OLD RIVER WATER COMPANY FALLON, NV · 300 people · Groundwater HAWTHORNE ARMY DEPOT HAWTHORNE, NV · 300 people · Groundwater MONTELLO WATER SYSTEM ELKO, NV · 287 people · Groundwater STAR CITY PROPERTIES WINNEMUCCA, NV · 285 people · Groundwater NPS ECHO BAY BOULDER CITY, NV · 274 people · Surface Water DUTCHMAN ACRES RENO, NV · 260 people · Groundwater CARVERS SMOKEY VALLEY RV AND MHP ROUND MOUNTAIN, NV · 250 people · Groundwater VALLEY VIEW RV PARK WINNEMUCCA, NV · 250 people · Groundwater NPS CALLVILLE BAY BOULDER CITY, NV · 250 people · Surface Water SHOSHONE ESTATES WATER CO INC LAS VEGAS, NV · 240 people · Groundwater SUNRISE ACRES WATER ASSOCIATION LAS VEGAS, NV · 231 people · Groundwater DESERT MIRAGE HOMEOWNERS ASSOCIATION PAHRUMP, NV · 230 people · Groundwater GOLCONDA GID GOLCONDA, NV · 210 people · Groundwater MCDERMITT WATER SYSTEM WINNEMUCCA, NV · 200 people · Groundwater IMLAY WATER SYSTEM LOVELOCK, NV · 200 people · Groundwater LAMOILLE WATER USERS ASSOC LAMOILLE, NV · 200 people · Groundwater JARBIDGE WATER SYSTEM ELKO, NV · 200 people · Surface Water ESCAPEE CO OP OF NEVADA HENDERSON, NV · 200 people · Groundwater OROVADA WATER DISTRICT OROVADA, NV · 200 people · Groundwater TOLAS WATERWORKS CO OP PASADENA, CA · 190 people · Groundwater SAGE VALLEY MHP LLC RENO, NV · 188 people · Groundwater GERLACH GID GERLACH, NV · 180 people · Groundwater HOLBROOK STATION RV AND MHP GARDNERVILLE, NV · 180 people · Groundwater COLD CREEK CANYON HOMEOWNERS LAS VEGAS, NV · 180 people · Groundwater SIERRA ESTATES GID CARSON CITY, NV · 170 people · Groundwater MINA LUNING WATER SYSTEM HAWTHORNE, NV · 170 people · Groundwater LIGHTNING W RENO, NV · 163 people · Groundwater COTTONWOOD MHP CARSON CITY, NV · 140 people · Groundwater SILVER PEAK WATER SYSTEM GOLDFIELD, NV · 138 people · Groundwater OLD WASHOE ESTATES RENO, NV · 135 people · Groundwater DEVILS GATE WATER SYSTEM GID 2 EUREKA, NV · 132 people · Groundwater Purchased SAGE VALLEY PARK ANNEX RENO, NV · 130 people · Groundwater CONESTOGA MHP GRAEAGLE, CA · 120 people · Groundwater SPRING MOUNTAIN YOUTH CAMP LAS VEGAS, NV · 120 people · Groundwater SILVER KNOLLS MUTUAL WATER COMPANY RENO, NV · 120 people · Groundwater STAMPMILL RENO, NV · 118 people · Groundwater RANCHO COOPERATIVE WATER COMPANY LAS VEGAS, NV · 112 people · Groundwater CALVADA MEADOWS GBWC PAHRUMP, NV · 112 people · Groundwater PLEASANT VALLEY PAHRUMP, NV · 110 people · Groundwater SKY RANCH ESTATES SANDY VALLEY, NV · 110 people · Groundwater EQUESTRIAN ESTATES CO OP WATER ASSOC LAS VEGAS, NV · 108 people · Groundwater CARSON RIVER ESTATES FALLON, NV · 105 people · Groundwater NEVADA YOUTH TRAINING CENTER ELKO, NV · 100 people · Groundwater VALMY STATION MOBILE HOME PARK VALMY, NV · 96 people · Groundwater OK MOBILE HOME PARK FALLON, NV · 90 people · Groundwater WADSWORTH MOBILE HOME PARK MINDEN, NV · 90 people · Groundwater SUNRISE ESTATES RENO, NV · 90 people · Groundwater SUNSET MHP LAS VEGAS, NV · 90 people · Groundwater BLUE DIAMOND WATER CO OP INC LAS VEGAS, NV · 85 people · Groundwater UPPAWAY WATER SYSTEM MINDEN, NV · 85 people · Groundwater BAKER WATER AND SEWER GID BAKER, NV · 85 people · Groundwater SPRING MOUNTAIN MOTOR SPORTS RANCH PAHRUMP, NV · 85 people · Groundwater KOA OF ELY CAMPGROUND SOUTH JORDAN, UT · 80 people · Groundwater TUSCARORA WATER SYSTEM ELKO, NV · 72 people · Groundwater