Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Adobe Butte Reservoir | Reservoir | 2035 | Sweetwater | 41 06 23 N | 108 17 26 W |
| Adobe Draw Reservoir | Reservoir | 2048 | Sweetwater | 41 05 58 N | 108 19 31 W |
| Adobe Reservoir | Reservoir | 1994 | Carbon | 41 06 54 N | 107 45 24 W |
| Adobe Reservoir | Reservoir | 1878 | Natrona | 43 03 46 N | 107 16 52 W |
| Adobe Reservoir | Reservoir | 2168 | Sweetwater | 41 03 12 N | 108 17 14 W |
| Aeberg Reservoir | Reservoir | 1161 | Niobrara | 43 22 54 N | 104 12 02 W |
| Afton Electric Reservoir | Reservoir | 1946 | Lincoln | 42 43 30 N | 110 54 45 W |
| Agnes Reservoir | Reservoir | 1765 | Natrona | 42 42 18 N | 106 06 50 W |
| Agropyron Reservoir | Reservoir | 2137 | Sweetwater | 41 03 07 N | 108 19 07 W |
| Aimo Reservoir | Reservoir | 2112 | Lincoln | 41 46 42 N | 110 34 51 W |
| Alan Reservoir | Reservoir | 1432 | Campbell | 44 14 47 N | 105 46 00 W |
| Albert Number 2 Reservoir | Reservoir | 1610 | Johnson | 43 34 18 N | 106 47 44 W |
| Albert Wardell Reservoir Enlargement | Reservoir | 1280 | Big Horn | 44 20 24 N | 108 15 44 W |
| Alcova Reservoir | Reservoir | 1652 | Natrona | 42 32 55 N | 106 43 13 W |
| Alexander Reservoir | Reservoir | 1311 | Johnson | 44 10 06 N | 106 15 31 W |
| Alkali Creek Reservoir | Reservoir | 1701 | Park | 44 42 54 N | 109 07 09 W |
| Alkali Creek Reservoir Number 1 | Reservoir | 2037 | Sweetwater | 41 47 23 N | 109 32 32 W |
| Alkali Creek Reservoir Number 2 | Reservoir | 2037 | Sweetwater | 41 48 09 N | 109 31 57 W |
| Alkali Draw Pit Number 1 | Reservoir | 2132 | Sublette | 42 27 18 N | 109 55 46 W |
| Alkali Draw Pit Number 2 | Reservoir | 2142 | Sublette | 42 26 43 N | 109 55 22 W |
| Alkali Draw Pit Number 3 | Reservoir | 2118 | Sublette | 42 27 34 N | 109 53 52 W |
| Alkali Draw Pit Number 4 | Reservoir | 2118 | Sublette | 42 28 42 N | 109 54 08 W |
| Alkali Draw Pit Number 5 | Reservoir | 2128 | Sublette | 42 27 13 N | 109 52 41 W |
| Alkali Lake | Reservoir | 1550 | Park | 44 30 36 N | 109 01 54 W |
| Alkali Reservoir | Reservoir | 1683 | Fremont | 43 12 24 N | 107 33 02 W |
| Alkali Reservoir | Reservoir | 1803 | Natrona | 43 20 05 N | 106 51 14 W |
| Alkali Reservoir | Reservoir | 1883 | Natrona | 43 19 60 N | 106 49 02 W |
| Alkali Reservoir | Reservoir | 2054 | Sweetwater | 41 11 44 N | 107 56 29 W |
| Allard Reservoir | Reservoir | 1569 | Fremont | 43 06 07 N | 108 05 10 W |
| Allee Reservoir | Reservoir | 1256 | Campbell | 44 25 25 N | 105 15 07 W |
| Allen Reservoir | Reservoir | 1364 | Sheridan | 44 39 06 N | 106 57 50 W |
| Alum Creek Number 1 Reservoir | Reservoir | 1264 | Niobrara | 43 10 60 N | 104 07 02 W |
| Alva Reservoir | Reservoir | 1897 | Natrona | 43 20 60 N | 107 27 44 W |
| Alvie Number One Reservoir | Reservoir | 2307 | Albany | 41 29 06 N | 105 22 20 W |
| Amelia Number 1 Reservoir | Reservoir | 1264 | Niobrara | 43 09 42 N | 104 18 14 W |
| Amerada Reservoir | Reservoir | 1451 | Johnson | 43 52 06 N | 106 32 08 W |
| Amos Reservoir | Reservoir | 1484 | Campbell | 43 49 48 N | 105 40 02 W |
| Anchor Reservoir | Reservoir | 1946 | Hot Springs | 43 39 50 N | 108 49 29 W |
| Anda Reservoir | Reservoir | 2036 | Carbon | 42 24 54 N | 106 39 45 W |
| Anderson Reservoir | Reservoir | 2275 | Carbon | 41 15 29 N | 106 50 40 W |
| Anderson Reservoir | Reservoir | 1501 | Converse | 43 09 48 N | 105 23 24 W |
| Anderson Reservoir | Reservoir | 1502 | Converse | 43 09 46 N | 105 23 22 W |
| Andrus Reservoir | Reservoir | 1445 | Johnson | 43 36 06 N | 106 30 26 W |
| Angle Detention Dam | Reservoir | 1428 | Park | 44 48 60 N | 109 04 03 W |
| Angus Reservoir | Reservoir | 2353 | Sublette | 42 55 13 N | 110 01 36 W |
| Annis Reservoir | Reservoir | 1829 | Natrona | 42 27 30 N | 107 01 02 W |
| Antelope Hill Reservoir | Reservoir | 1037 | Crook | 44 55 18 N | 104 08 26 W |
| Antelope Reservoir | Reservoir | 2264 | Carbon | 41 21 28 N | 106 59 46 W |
| Antelope Reservoir | Reservoir | 2128 | Carbon | 42 14 42 N | 106 15 38 W |
| Antelope Reservoir | Reservoir | 2128 | Carbon | 41 53 60 N | 106 30 02 W |
| Antelope Reservoir | Reservoir | 1514 | Converse | 43 18 42 N | 105 35 32 W |
| Antelope Reservoir | Reservoir | 1257 | Johnson | 44 24 52 N | 106 25 04 W |
| Antelope Reservoir | Reservoir | 1803 | Natrona | 43 11 30 N | 107 20 02 W |
| Antelope Reservoir | Reservoir | 1130 | Sheridan | 44 57 53 N | 106 26 00 W |
| Antelope Reservoir | Reservoir | 2158 | Sweetwater | 42 13 57 N | 107 56 12 W |
| Antelope Reservoir Number 1 | Reservoir | 1499 | Converse | 42 47 18 N | 105 20 14 W |
| Antelope Reservoir Number 4 | Reservoir | 2144 | Sublette | 42 23 52 N | 109 50 36 W |
| Antelope Reservoir Number 5 | Reservoir | 2159 | Sublette | 42 24 25 N | 109 53 11 W |
| Antelope Reservoir Number 7 | Reservoir | 2157 | Sublette | 42 25 25 N | 109 55 06 W |
| Antelope Springs Reservoir | Reservoir | 2030 | Fremont | 42 33 55 N | 108 16 30 W |
| Anthill Reservoir | Reservoir | 1983 | Sweetwater | 41 00 55 N | 107 58 38 W |
| Antler Reservoir | Reservoir | 2194 | Sweetwater | 41 04 14 N | 109 58 33 W |
| Antwerp Reservoir | Reservoir | 1287 | Sheridan | 44 59 40 N | 107 17 18 W |
| Antwerp Reservoir | Reservoir | 1289 | Sheridan | 44 54 54 N | 107 17 32 W |
| Applegate Reservoir | Reservoir | 1465 | Johnson | 43 37 36 N | 106 36 50 W |
| Arapahoe Reservoir | Reservoir | 1751 | Fremont | 43 27 59 N | 108 39 06 W |
| Araster Reservoir | Reservoir | 3120 | Carbon | 41 21 36 N | 106 22 56 W |
| Arno Spring Reservoir | Reservoir | 1523 | Campbell | 44 01 59 N | 105 46 51 W |
| Arnold Number 1 Reservoir | Reservoir | 1370 | Niobrara | 43 24 36 N | 104 48 56 W |
| Arnold Reservoir | Reservoir | 1271 | Goshen | 42 04 54 N | 104 08 44 W |
| Arnold Reservoir | Reservoir | 1553 | Hot Springs | 43 38 12 N | 107 40 50 W |
| Arrohead Reservoir | Reservoir | 1341 | Crook | 44 13 24 N | 104 34 44 W |
| Arrowhead Reservoir | Reservoir | 1339 | Crook | 44 13 19 N | 104 34 58 W |
| Arrowhead Reservoir | Reservoir | 2067 | Sweetwater | 41 01 14 N | 108 10 21 W |
| Artesian Upper Reservoir | Reservoir | 1531 | Campbell | 43 37 48 N | 106 06 02 W |
| Asays Reservoir | Reservoir | 1552 | Washakie | 44 08 16 N | 108 31 49 W |
| Ashenbach Reservoir | Reservoir | 1318 | Sheridan | 44 55 12 N | 107 17 50 W |
| Aspen Ridge Pit Reservoir | Reservoir | 2273 | Sublette | 42 52 54 N | 110 12 60 W |
| Attebury Reservoir | Reservoir | 1431 | Platte | 42 07 24 N | 105 07 38 W |
| Auer Reservoir | Reservoir | 1717 | Fremont | 42 39 30 N | 108 18 38 W |
| Austin Reservoir | Reservoir | 2359 | Uinta | 41 03 47 N | 110 47 42 W |
| Austin Reservoir | Reservoir | 1992 | Uinta | 41 24 55 N | 110 17 10 W |
| Auzqui Number 1 Reservoir | Reservoir | 1282 | Sheridan | 44 37 42 N | 106 17 56 W |
| Auzqui Reservoir Number 2 | Reservoir | 1246 | Sheridan | 44 36 54 N | 106 17 32 W |
| Baaken Esmay Reservoir | Reservoir | 1507 | Converse | 42 46 36 N | 105 18 50 W |
| Babbitt Reservoir | Reservoir | 1475 | Goshen | 41 38 54 N | 104 21 38 W |
| Baby Antelope Reservoir | Reservoir | 2108 | Sweetwater | 42 15 18 N | 107 59 04 W |
| Baby Reservoir | Reservoir | 2268 | Carbon | 41 10 05 N | 106 39 42 W |
| Back Scratcher Reservoir | Reservoir | 1692 | Park | 44 32 53 N | 108 51 33 W |
| Bad Land Number 1 Reservoir | Reservoir | 1264 | Niobrara | 43 04 60 N | 104 20 44 W |
| Bad Land Number 2 Reservoir | Reservoir | 1272 | Niobrara | 43 04 48 N | 104 20 20 W |
| Bad Water Creek Reservoir | Reservoir | 1843 | Natrona | 43 10 30 N | 107 15 08 W |
| Badger Draw Reservoir | Reservoir | 2255 | Sublette | 42 33 28 N | 109 41 39 W |
| Badger Reservoir | Reservoir | 1366 | Washakie | 44 06 56 N | 107 43 30 W |
| Badlands Reservoir | Reservoir | 2021 | Sweetwater | 41 16 21 N | 109 54 24 W |
| Badura Number 1 Reservoir | Reservoir | 1261 | Park | 44 56 48 N | 109 08 57 W |
| Bagley Brothers Reservoir | Reservoir | 1572 | Platte | 41 53 54 N | 104 56 44 W |
| Bailey Reservoir Number 2 | Reservoir | 2208 | Sublette | 42 40 36 N | 109 40 45 W |
| Baker Number 1 Reservoir | Reservoir | 1337 | Goshen | 41 58 48 N | 104 37 26 W |
| Baker Number 1 Reservoir | Reservoir | 1194 | Weston | 44 44 54 N | 105 00 50 W |
| Baker Number 2 Reservoir | Reservoir | 1355 | Weston | 44 06 54 N | 105 00 38 W |
| Baker Stock Reservoir | Reservoir | 1660 | Converse | 42 59 48 N | 105 52 44 W |
| Baldwin Number 2 Reservoir | Reservoir | 1327 | Johnson | 44 24 36 N | 106 28 08 W |
| Baldwin Reservoir | Reservoir | 1278 | Sheridan | 44 56 60 N | 107 02 56 W |
| Ballard Reservoir | Reservoir | 1495 | Converse | 43 09 60 N | 105 23 38 W |
| Ballard Reservoir Number 3 | Reservoir | 1277 | Niobrara | 43 24 24 N | 104 42 56 W |
| Ballard Reservoir Number 4 | Reservoir | 1276 | Niobrara | 43 24 60 N | 104 44 02 W |
| Balsam Root Reservoir | Reservoir | 2216 | Uinta | 41 10 40 N | 110 08 33 W |
| Banks Creek Reservoir | Reservoir | 1068 | Crook | 44 58 48 N | 104 27 50 W |
| Bar M Number 1 Reservoir | Reservoir | 2411 | Albany | 42 14 30 N | 105 41 32 W |