Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Butte Reservoir | Reservoir | 1510 | Campbell | 44 06 30 N | 105 43 59 W |
| Butte Reservoir | Reservoir | 1249 | Weston | 43 34 54 N | 104 32 08 W |
| Buttercup Reservoir | Reservoir | 1658 | Park | 44 33 01 N | 108 53 23 W |
| Buzzer Reservoir | Reservoir | 1288 | Crook | 44 11 18 N | 105 02 08 W |
| Byrne Reservoir | Reservoir | 2283 | Uinta | 41 08 57 N | 110 40 32 W |
| Byrne Reservoir | Reservoir | 2535 | Uinta | 41 04 59 N | 110 32 24 W |
| Byrne Reservoir | Reservoir | 2538 | Uinta | 41 04 54 N | 110 32 15 W |
| Byrne Reservoir | Reservoir | 2303 | Uinta | 41 08 48 N | 110 40 33 W |
| C B | Reservoir | 1330 | Weston | 44 07 58 N | 104 35 54 W |
| C B Richardson Number 1 Reservoir | Reservoir | 1543 | Natrona | 43 22 30 N | 106 14 50 W |
| C C Reservoir | Reservoir | 1400 | Big Horn | 44 13 09 N | 107 36 03 W |
| C C Reservoir | Reservoir | 1509 | Washakie | 43 44 12 N | 107 25 15 W |
| C H Smith Reservoir | Reservoir | 2070 | Lincoln | 41 45 54 N | 110 40 39 W |
| C R C Reservoir | Reservoir | 1876 | Natrona | 42 28 06 N | 107 29 08 W |
| C W Reservoir | Reservoir | 1659 | Laramie | 41 14 42 N | 104 16 14 W |
| C White Number 1 Reservoir | Reservoir | 1220 | Campbell | 44 25 24 N | 105 11 38 W |
| C Zimmerman Reservoir Number 1 | Reservoir | 1159 | Niobrara | 43 18 12 N | 104 22 44 W |
| Caballo Reservoir | Reservoir | 1384 | Campbell | 44 05 24 N | 105 26 26 W |
| Cabin Canyon Reservoir | Reservoir | 1376 | Campbell | 44 06 52 N | 105 13 28 W |
| Cabin Creek Reservoir | Reservoir | 2306 | Natrona | 42 44 42 N | 107 13 14 W |
| Cacklin Lou Reservoir | Reservoir | 2221 | Sublette | 42 35 06 N | 109 39 58 W |
| Cadiz Reservoir | Reservoir | 1171 | Sheridan | 44 42 18 N | 106 15 26 W |
| Caesar Reservoir | Reservoir | 1376 | Big Horn | 44 39 09 N | 108 19 11 W |
| Calamagrottis Reservoir | Reservoir | 2127 | Sweetwater | 41 13 01 N | 109 58 55 W |
| California Reservoir | Reservoir | 1418 | Campbell | 44 08 08 N | 106 00 00 W |
| Camel Hump Reservoir | Reservoir | 1636 | Natrona | 43 19 08 N | 106 32 49 W |
| Cameron Spring Reservoir | Reservoir | 2112 | Fremont | 42 46 06 N | 107 33 56 W |
| Camp Creek Reservoir | Reservoir | 2244 | Fremont | 42 16 32 N | 107 34 32 W |
| Campbell Number 1 Reservoir | Reservoir | 1123 | Niobrara | 43 28 12 N | 104 11 32 W |
| Campbell Number 2 Reservoir | Reservoir | 1132 | Niobrara | 43 28 48 N | 104 09 20 W |
| Campstool Reservoir | Reservoir | 1738 | Laramie | 41 06 60 N | 104 33 14 W |
| Cannondale Number 2 Reservoir | Reservoir | 1729 | Converse | 42 45 60 N | 105 48 50 W |
| Canon Number 1 Reservoir | Reservoir | 2131 | Albany | 41 39 30 N | 105 20 38 W |
| Canon Number 2 Reservoir | Reservoir | 2134 | Albany | 41 39 24 N | 105 20 08 W |
| Canon Number 3 Reservoir | Reservoir | 2112 | Albany | 41 39 30 N | 105 20 26 W |
| Canon Number 4 Reservoir | Reservoir | 2237 | Albany | 41 39 30 N | 105 21 20 W |
| Canon Number 5 Reservoir | Reservoir | 2300 | Albany | 41 38 06 N | 105 22 38 W |
| Canyon Creek Reservoir | Reservoir | 2068 | Fremont | 42 48 05 N | 107 30 25 W |
| Cardine-Keith Reservoir | Reservoir | 1802 | Natrona | 42 41 36 N | 106 07 20 W |
| Cardinell Number 2 Reservoir | Reservoir | 2179 | Carbon | 42 21 12 N | 106 48 20 W |
| Cardinell Reservoir | Reservoir | 1934 | Carbon | 42 22 48 N | 106 49 26 W |
| Carey Reservoir | Reservoir | 1265 | Big Horn | 44 27 20 N | 107 56 06 W |
| Carey Reservoir Number 1 | Reservoir | 1781 | Laramie | 41 28 03 N | 104 48 15 W |
| Carpenter Reservoir Number 1 | Reservoir | 1339 | Goshen | 42 14 08 N | 104 03 48 W |
| Carr Reservoir | Reservoir | 1800 | Fremont | 42 40 18 N | 108 30 00 W |
| Carrico Number 1 Reservoir | Reservoir | 1356 | Niobrara | 43 07 24 N | 104 33 08 W |
| Carroll Number 1 Reservoir | Reservoir | 1591 | Natrona | 42 50 24 N | 106 15 02 W |
| Carroll Number 2 Reservoir | Reservoir | 1577 | Natrona | 42 50 60 N | 106 15 08 W |
| Carson Reservoir | Reservoir | 1248 | Campbell | 44 39 30 N | 105 42 32 W |
| Carson Reservoir | Reservoir | 2056 | Sweetwater | 41 04 38 N | 108 14 17 W |
| Case Reservoir | Reservoir | 1525 | Johnson | 44 00 12 N | 106 43 56 W |
| Cashs Home Reservoir | Reservoir | 2461 | Albany | 41 26 60 N | 105 26 32 W |
| Casper Reservoir | Reservoir | 1621 | Natrona | 42 49 57 N | 106 19 12 W |
| Castle Reservoir | Reservoir | 1505 | Washakie | 43 57 55 N | 107 30 47 W |
| Castlerock Reservoir | Reservoir | 1293 | Niobrara | 43 02 30 N | 104 24 08 W |
| Cat Track Reservoir | Reservoir | 1390 | Park | 44 47 18 N | 108 59 03 W |
| Cave Gulch Reservoir | Reservoir | 1657 | Natrona | 43 09 21 N | 106 55 59 W |
| Cave Gulch Reservoir | Reservoir | 1664 | Natrona | 43 09 60 N | 106 55 32 W |
| Cavender Reservoir | Reservoir | 2148 | Albany | 41 34 19 N | 105 53 53 W |
| Cavender Reservoir | Reservoir | 2159 | Albany | 41 34 42 N | 105 54 02 W |
| Cavender Reservoir | Reservoir | 2140 | Albany | 41 38 36 N | 105 52 08 W |
| Cedar Brake Reservoir Number 1 | Reservoir | 2157 | Uinta | 41 12 01 N | 110 07 24 W |
| Cedar Buttes Reservoir | Reservoir | 1495 | Big Horn | 44 59 04 N | 108 11 25 W |
| Cedar Creek Irrigation Reservoir | Reservoir | 1130 | Crook | 44 51 60 N | 104 50 14 W |
| Cedar Creek Reservoir | Reservoir | 1127 | Crook | 44 52 12 N | 104 50 44 W |
| Cedar Mountain Reservoir | Reservoir | 2089 | Sweetwater | 41 12 56 N | 109 52 53 W |
| Cedar Mountain Reservoir Number 7 | Reservoir | 2203 | Uinta | 41 10 39 N | 110 08 38 W |
| Cedar Reservoir | Reservoir | 1396 | Weston | 44 09 30 N | 104 28 50 W |
| Cedar Ridge Number 1 Reservoir | Reservoir | 1541 | Platte | 42 35 42 N | 105 11 38 W |
| Cedar Ridge Reservoir | Reservoir | 1606 | Park | 44 26 54 N | 109 00 02 W |
| Cellers 9-499-4 Reservoir | Reservoir | 1399 | Weston | 43 44 60 N | 104 50 02 W |
| Cellers Wildlife 9-499-3 Reservoir | Reservoir | 1610 | Weston | 43 44 60 N | 105 50 02 W |
| Center Realty Reservoir Number 1 | Reservoir | 1677 | Converse | 42 37 42 N | 105 34 08 W |
| Cercocapia Reservoir | Reservoir | 2154 | Lincoln | 41 42 34 N | 110 52 57 W |
| Chace Number 1 Reservoir | Reservoir | 2031 | Carbon | 41 52 30 N | 106 07 32 W |
| Chalk Buttes Reservoir | Reservoir | 1520 | Converse | 42 43 60 N | 105 24 50 W |
| Chalk Hill Reservoirs | Reservoir | 2074 | Natrona | 42 29 38 N | 106 22 30 W |
| Chamberlain Reservoir Number 1 | Reservoir | 1589 | Converse | 42 46 36 N | 105 38 02 W |
| Channey Reservoir | Reservoir | 1442 | Campbell | 44 13 41 N | 105 34 11 W |
| Chapek Reservoir Number 1 | Reservoir | 1184 | Sheridan | 44 46 50 N | 106 58 28 W |
| Chapek Reservoir Number 2 | Reservoir | 1182 | Sheridan | 44 46 54 N | 106 58 29 W |
| Chapel Canyon Pit | Reservoir | 2178 | Sublette | 42 23 05 N | 109 57 35 W |
| Charco Reservoir | Reservoir | 1373 | Washakie | 44 04 03 N | 107 39 01 W |
| Charlie Reservoir | Reservoir | 1461 | Campbell | 44 01 59 N | 105 48 17 W |
| Charlie Reservoir | Reservoir | 1465 | Campbell | 44 01 48 N | 105 48 20 W |
| Charlies Reservoir | Reservoir | 1741 | Fremont | 42 48 49 N | 108 27 23 W |
| Charlotte Reservoir | Reservoir | 1896 | Natrona | 43 12 54 N | 107 16 02 W |
| Charokee Trail Reservoir | Reservoir | 2311 | Carbon | 41 10 12 N | 106 42 56 W |
| Chas Smyth Reservoir | Reservoir | 1955 | Converse | 42 40 48 N | 105 48 02 W |
| Cheri L Reservoir | Reservoir | 1224 | Johnson | 44 28 60 N | 106 16 20 W |
| Cherokee Reservoir | Reservoir | 2168 | Carbon | 41 48 36 N | 107 18 08 W |
| Cherokee Reservoir | Reservoir | 2052 | Sweetwater | 41 03 19 N | 108 01 31 W |
| Cherokee Trail Reservoir | Reservoir | 2286 | Carbon | 41 10 17 N | 106 42 31 W |
| Cherry Reservoir | Reservoir | 1314 | Campbell | 44 19 22 N | 105 06 39 W |
| Chesney Reservoir | Reservoir | 2062 | Uinta | 41 17 36 N | 111 01 15 W |
| Chess Reservoir | Reservoir | 1454 | Washakie | 43 56 33 N | 107 35 18 W |
| Chicago Reservoir | Reservoir | 1485 | Campbell | 44 00 01 N | 105 34 57 W |
| Chicken Spring Pond | Reservoir | 2250 | Sweetwater | 41 07 35 N | 109 05 50 W |
| Childers Reservoir | Reservoir | 1919 | Natrona | 42 35 27 N | 106 48 57 W |
| Chimney Butte Pit Number 3 | Reservoir | 2106 | Sublette | 42 26 34 N | 110 08 46 W |
| Chimney Butte Reservoir | Reservoir | 2113 | Sublette | 42 26 59 N | 110 11 31 W |
| Chimney Reservoir | Reservoir | 2130 | Sweetwater | 41 04 05 N | 108 05 48 W |
| Chimney Reservoir | Reservoir | 1478 | Washakie | 43 56 22 N | 107 28 41 W |
| Chimney Rock Reservoir | Reservoir | 1709 | Fremont | 42 52 58 N | 107 57 08 W |
| Chocolate Reservoir | Reservoir | 1629 | Natrona | 43 27 20 N | 106 34 02 W |
| Chris Klein Reservoir | Reservoir | 2215 | Albany | 41 15 18 N | 105 34 02 W |
| Christian Reservoir | Reservoir | 1466 | Niobrara | 42 41 36 N | 104 11 38 W |
| Christiansen Number 2 Reservoir | Reservoir | 1683 | Platte | 41 48 36 N | 105 15 20 W |
| Christina Lake | Reservoir | 3031 | Fremont | 42 35 12 N | 108 56 15 W |
| Chug Springs Reservoir | Reservoir | 1452 | Platte | 41 59 18 N | 104 54 14 W |