| Taggart 4 |
41290 | Plugged |
Unknown | Toliver |
| Tarr SDH-176 |
106925 | Plugged |
Unknown | Indiana Geological Survey |
| Terry 46-7 |
106955 | Plugged |
Unknown | Refuge Exploration Co. Inc. |
| Tinkle 46-8 |
106890 | Plugged |
Unknown | Refuge Exploration Co. Inc. |
| Toliver 1 |
8209 | Plugged |
Unknown | M.W. Brewer |
| True 1 |
106919 | Plugged |
Unknown | — |
| Tucker SDH-284 |
106878 | Plugged |
Unknown | Indiana Geological Survey |
| U.S. Army Corps of Engineers SDH-311 |
106877 | Plugged |
Unknown | Indiana Geological Survey |
| U.S. Dept. of Agriculture A-4 |
106881 | Plugged |
Unknown | U.S. Dept. of Agriculture |
| V KAISER 1 |
51201 | Plugged |
Unknown | Blazer Energy Corporation |
| Weeks 1 |
106849 | Plugged |
Unknown | — |
| Wesr Baden Springs Hotel B-5 |
159899 | Plugged |
Unknown | Ridgeway & Assoc., Arch |
| West Baden Springs Hotel B-3 |
159895 | Plugged |
Unknown | Ridgeway & Assoc., Arch |
| West Baden Springs Hotel B-1 |
159896 | Plugged |
Unknown | Ridgeway & Assoc., Arch |
| West Baden Springs Hotel B-4 |
159897 | Plugged |
Unknown | Ridgeway & Assoc., Arch |
| West Baden Springs Hotel B-6 |
159898 | Plugged |
Unknown | Ridgeway & Assoc., Arch |
| William 1 |
17358 | Plugged |
Unknown | Toliver Oil Co., Inc. |
| Williams 1 |
40934 | Plugged |
Dry hole | Har-Ken Oil Co. |
| Willyard 1 |
995 | Plugged |
Unknown | — |