Wyoming Water Quality
323 water systems serving 536,350 people. 0 total violations on record.
Safety Grade Distribution
A
323
100%
B
0
0%
C
0
0%
D
0
0%
F
0
0%
323
Water Systems
536,350
Population Served
0
Total Violations
0
Health-Based
Most Contaminated Systems
AFTON, BOARD OF PUB UTILITIES
2,000 served0 violations
A
BAIROIL, TOWN OF
71 served0 violations
A
BASIN, TOWN OF
1,250 served0 violations
A
BUFFALO, CITY OF
4,419 served0 violations
A
BEDFORD WATER & SEWER DISTRICT
750 served0 violations
A
BIG PINEY, TOWN OF
445 served0 violations
A
BYRON, TOWN OF
593 served0 violations
A
CENTRAL WY REGIONAL WATER SYSTEM JPB
25 served0 violations
A
CHEYENNE BOARD OF PUBLIC UTILITIES
64,165 served0 violations
A
ORCHARD VALLEY WATER COMPANY
260 served0 violations
A
Cleanest Water Systems
CHEYENNE BOARD OF PUBLIC UTILITIES
64,165 served0 violations
A
CASPER, CITY OF
59,000 served0 violations
A
LARAMIE, CITY OF
32,395 served0 violations
A
GILLETTE, CITY OF
32,222 served0 violations
A
JACKSON, TOWN OF
24,760 served0 violations
A
ROCK SPRINGS, CITY OF
24,000 served0 violations
A
SHERIDAN, CITY OF
22,700 served0 violations
A
EVANSTON, CITY OF
12,000 served0 violations
A
GREEN RIVER, CITY OF
10,500 served0 violations
A
RIVERTON, CITY OF
10,330 served0 violations
A
Largest Water Systems in Wyoming
| Water System | Grade | Population | Violations |
|---|---|---|---|
| CHEYENNE BOARD OF PUBLIC UTILITIES | A | 64,165 | 0 |
| CASPER, CITY OF | A | 59,000 | 0 |
| LARAMIE, CITY OF | A | 32,395 | 0 |
| GILLETTE, CITY OF | A | 32,222 | 0 |
| JACKSON, TOWN OF | A | 24,760 | 0 |
| ROCK SPRINGS, CITY OF | A | 24,000 | 0 |
| SHERIDAN, CITY OF | A | 22,700 | 0 |
| EVANSTON, CITY OF | A | 12,000 | 0 |
| GREEN RIVER, CITY OF | A | 10,500 | 0 |
| RIVERTON, CITY OF | A | 10,330 | 0 |
| CODY, CITY OF | A | 10,224 | 0 |
| SOUTH CHEYENNE WATER & SEWER DISTRICT | A | 10,000 | 0 |
| RAWLINS WATER SUPPLY, CITY OF | A | 9,006 | 0 |
| YNP-OLD FAITHFUL | A | 7,675 | 0 |
| LANDER, CITY OF | A | 7,615 | 0 |
| NORTHWEST RURAL WATER DISTRICT | A | 7,330 | 0 |
| TORRINGTON MUNICIPAL WATER DEPT, CITY OF | A | 6,847 | 0 |
| DOUGLAS, CITY OF | A | 6,400 | 0 |
| POWELL, CITY OF | A | 6,310 | 0 |
| YNP - LAKE VILLAGE | A | 5,925 | 0 |
Contaminants in Wyoming
Cities in Wyoming
CHEYENNE(14)CASPER(14)GILLETTE(47)LARAMIE(6)ROCK SPRINGS(11)JACKSON(9)SHERIDAN(3)CODY(4)YELLOWSTONE(2)EVANSTON(2)GREEN RIVER(4)RIVERTON(4)RAWLINS(2)LANDER(2)TORRINGTON(6)WORLAND(4)DOUGLAS(5)POWELL(3)MOOSE(3)F.E. WARREN AFB(1)WILSON(21)NEWCASTLE(7)BUFFALO(2)MILLS(4)BAR NUNN(1)THERMOPOLIS(5)WHEATLAND(1)GREYBULL(3)KEMMERER(2)GROVER(9)MOUNTAIN VIEW(2)YELLOWSTONE NATIONAL PARK(1)LOVELL(2)WRIGHT(1)PINEDALE(2)GLENROCK(1)AFTON(3)LYMAN(1)STAR VALLEY RANCH(1)LITTLE AMERICA(1)DUBOIS(2)SARATOGA(1)ALPINE(3)FARMINGTON HILLS(5)LUSK(1)BASIN(2)RANCHESTER(1)PAVILLION(9)SUNDANCE(1)FORT COLLINS(2)LITTLETON(3)BEAR RIVER(1)GUERNSEY(1)UPTON(1)BURNS(1)MOORCROFT(1)TETON VILLAGE(1)MARBLETON(1)HANNA(1)COWLEY(2)DAYTON(1)BEDFORD(1)SMOOT(1)BYRON(1)ENCAMPMENT(2)COKEVILLE(1)SHOSHONI(1)WAMSUTTER(1)LINGLE(1)SACRAMENTO(1)ETNA(1)HUDSON(1)ROLLING HILLS(1)LA GRANGE(1)BIG PINEY(1)SINCLAIR(1)HULETT(1)MIDWEST(1)BAGGS(1)THAYNE(3)TEN SLEEP(1)CEDAREDGE(1)MEETEETSE(2)BURLINGTON(1)LA BARGE(1)SUPERIOR(1)GLENDO(1)KAYCEE(1)EAST THERMOPOLIS(1)OSAGE(1)FORT LARAMIE(1)ROCK RIVER(1)CHUGWATER(1)EDGERTON(1)ELK MOUNTAIN(1)MEDICINE BOW(1)ALBIN(1)DEAVER(1)FRANNIE(1)CENTENNIAL(1)