PlainWater

Public Water Systems

766 active public water systems in WY, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.

System Name Location Population Violations PFAS
WY DOT-MERIDEN RA LARAMIE, WY 150 16
SOUTH END WATER USERS S&I DISTRICT LOVELL, WY 150 24
CENTENNIAL WATER AND SEWER DISTRICT CENTENNIAL, WY 150 78
WY DOT-TORRINGTON PORT OF ENTRY CASPER, WY 150 11
LINE SHACK LODGE HASTY, WY 150 50
SANDY LAKE ESTATES I&S DISTRICT CASPER, WY 150 12
307 HORSE RACING CASPER, WY 150 24
LDS LARMIE WY STAKE REC CAMP/BATEL RANCH SALT LAKE CITY, WY 150 3
MOUNTAIN TOP BAPTIST ASSEMBLY CASPER, WY 150 19
JACKSON HOLE CLASSICAL ACADEMY WILSON, WY 150 4
SHOSHONE NF-THREE MILE CG CODY, WY 150 15
BHNF-BURGESS RV DUMP STATION SHERIDAN, WY 150 3
CAMBRIA I&S DISTRICT NEWCASTLE, WY 148 44
HF SINCLAIR GOLF COURSE, LLC SINCLAIR, WY 148 53
GARCIA MOBILE HOME PARK AMERICAN FORK, WY 148 0
HATCHET RESORT MORAN, WY 146 28
WATER UNLIMITED, INCORPORATED NEWCASTLE, WY 144 26
SOUTHFORK ESTATES GILLETTE, WY 144 25
BENNOR ESTATES & IMPROVEMENT DISTRICT GILLETTE, WY 144 52
CLEARMONT, TOWN OF CLEARMONT, WY 142 26
EAGLE RIDGE MHP, LLC GILLETTE, WY 140 287
GREEN VALLEY ESTATES I&S DISTRICT GILLETTE, WY 140 22
FRONTIER MART ALLIANCE, WY 140 17
HOLY FAMILY CATHOLIC CHURCH, INC. THAYNE, WY 140 8
GRANGER, TOWN OF GRANGER, WY 139 130
EMMANUEL BIBLE CHURCH THAYNE, WY 138 47
ETNA WATER & SEWER DISTRICT GROVER, WY 135 85
FAIRWAY ESTATES DOUGLAS, WY 135 49
BTNF-STATION CREEK CG JACKSON, WY 135 6
YODER, TOWN OF YODER, WY 131 21
WYOMING BOYS SCHOOL WORLAND, WY 131 0
SOUTH PASS CITY HISTORICAL SITE SOUTH PASS, WY 131 41
PLEASANT VIEW WATER COMPANY CASPER, WY 130 6
NATRONA COUNTY PARKS-TRAILS CENTER MILLS, WY 130 12
SEVEN MILE WATER & SEWER DISTRICT LARAMIE, WY 130 31
SIERRA MADRE JPB ENCAMPMENT, WY 130 35
JONAH ENERGY (LINN) OC DENVER, WY 130 0
HIGHLAND RANCH ESTATES CHEYENNE, WY 128 208
NORTH GURLEY MOBILE HOME PARK GILLETTE, WY 128 6
COUNTRYSIDE COURT MILLS, WY 125 301
SOUTH RIVERSIDE ACRES WTR IMPR DIST EVANSVILLE, WY 125 31
DANIEL JUNCTION DANIEL, WY 125 5
THE STATION OGDEN, WY 125 19
TARGHEE NF-TETON CANYON CG DRIGGS, WY 125 12
CROOKED CREEK GUEST RANCH DUBOIS, WY 123 76
SHELL TOWN WATER IMPROVEMENT DISTRICT SHELL, WY 120 9
VISTA WEST IMPROVEMENT & SERV DISTRICT GILLETTE, WY 120 57
TARGHEE TOWNE WATER DISTRICT WILSON, WY 120 80
EIGHT MILE SUBDIVISION GILLETTE, WY 120 6
FISH CREEK CENTER WILSON, WY 120 26
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