| 1-1113-1 |
25-015-21347 | Plugged |
Gas | Montana Power Company |
| 1-21 STATE |
25-015-21635 | Plugged |
Dry hole | Montana Power Company |
| 1X RANCH-F 1-33 |
25-015-21191 | Plugged |
Dry hole | Montana Power Company |
| 1X Ranch-A 2-32 |
25-015-21267 | Plugged |
Dry hole | Montana Power Company |
| 20-26-17 |
25-015-21625 | Plugged |
Dry hole | Brown, J. Burns Operating Company |
| 23-26-16-2 |
25-015-21427 | Plugged |
Dry hole | Brown, J. Burns Operating Company |
| 32-26-16-16 |
25-015-21442 | Plugged |
Dry hole | Brown, J. Burns Operating Company |
| A-29-13-16-CD |
25-015-08002 | Shut in |
Service | USGS |
| A-29-13-21-AA 2 |
25-015-08003 | Shut in |
Service | USGS |
| A-29-13-22 AB |
25-015-08004 | Shut in |
Service | USGS |
| A-29-13-22 BB |
25-015-08005 | Shut in |
Service | USGS |
| A-29-13-23 BB |
25-015-08006 | Shut in |
Service | USGS |
| A. Hokanson 14-31 |
25-015-21395 | Plugged |
Dry hole | Montana Power Company |
| A. Weaver 16-27 |
25-015-21383 | Plugged |
Gas | Montana Power Company |
| Adamec 13-34 |
25-015-21254 | Plugged |
Dry hole | El Paso Production Oil & Gas Company |
| Allerdice & Ophus 1 |
25-015-21426 | Plugged |
Dry hole | Oneok Exploration Company |
| Anderson 1 |
25-015-21269 | Plugged |
Gas | Klabzuba Oil & Gas, Inc. |
| Anderson 14-25-15 1 |
25-015-21281 | Plugged |
Dry hole | Probe Oil Company |
| Anderson 18-25-16-10 |
25-015-21429 | Plugged |
Dry hole | Brown, J. Burns Operating Company |
| Anderson 27-16 |
25-015-21198 | Plugged |
Dry hole | Sohio Petroleum Company |
| Andrew Trunk 33-16 |
25-015-21229 | Plugged |
Dry hole | Sohio Petroleum Company |
| Apple-Tadej 1-3 |
25-015-21678 | Plugged |
Gas | Western Interior Energy Inc. |
| Applegate 29-13 |
25-015-21203 | Plugged |
Dry hole | Sohio Petroleum Company |
| Arnold 1-28 |
25-015-21533 | Plugged |
Dry hole | Monterrey Petroleum Corporation |
| Arnold Kotthoff 33-34 |
25-015-21465 | Plugged |
Dry hole | Osborne Oil |
| Arnst State 1-36 |
25-015-21699 | Plugged |
Dry hole | Western Interior Energy Inc. |
| Austin A. Malek 13-1 |
25-015-21186 | Plugged |
Dry hole | Sohio Petroleum Company |
| Aznoe 3-16 |
25-015-21159 | Plugged |
Dry hole | Sohio Petroleum Company |
| BEAUDETTE 4 |
25-015-21612 | Plugged |
Dry hole | Montana Power Company |
| BIRKELAND 1-16 |
25-015-21156 | Status not reported |
Water supply | Sohio Petroleum Company |
| BOYCE 3-23 |
25-015-21311 | Plugged |
Gas | Montana Power Company |
| BRONEC 17-16 |
25-015-21202 | Status not reported |
Water supply | Sohio Petroleum Company |
| Balazic 9-10 |
25-015-21032 | Plugged |
Dry hole | Montana Power Company |
| Bandel Farms 1 |
25-015-21504 | Plugged |
Dry hole | Beard Oil Co. |
| Bar Z Ranch 4-18 |
25-015-21064 | Plugged |
Dry hole | Montana Power Company |
| Bartlett 1 |
25-015-05038 | Plugged |
Dry hole | Hodge, T.F. & Assoc |
| Bateman 2-38 |
25-015-21407 | Plugged |
Dry hole | Elenburg Exploration, Inc. |
| Beebe 26-25-15-2 |
25-015-21574 | Plugged |
Dry hole | Brown, J. Burns Operating Company |
| Beeler 1 |
25-015-21023 | Plugged |
Dry hole | Union Texas Petroleum Corporation |
| Bennett 1 |
25-015-60025 | Plugged |
Dry hole | Montana Giant Oil Co. |
| Beumee 4-8 |
25-015-21823 | Plugged |
Dry hole | Devon Energy Production Co., LP |
| Bierwagen 1 |
25-015-21497 | Plugged |
Dry hole | Beard Oil Co. |
| Bierwagon 25-4 |
25-015-21507 | Plugged |
Dry hole | Elenburg Exploration, Inc. |
| Bishop 1-31 |
25-015-21517 | Plugged |
Dry hole | Monterrey Petroleum Corporation |
| Bishop 30-10 |
25-015-21672 | Plugged |
Dry hole | Mountain Pacific General Inc. |
| Bitz #1 |
25-015-21361 | Plugged |
Dry hole | Fuel Resources Development Co |
| Booth 1 |
25-015-21576 | Plugged |
Dry hole | Ranck Oil Company, Inc. |
| Bough 9-16 |
25-015-21184 | Status not reported |
Water supply | Sohio Petroleum Company |
| Boyce (1-1123-1) 1-22 |
25-015-21195 | Active |
Gas | NorthWestern Corporation |
| Boyce (1-1125-1) 2-24 |
25-015-21234 | Active |
Gas | NorthWestern Corporation |
| Boyce 10-33 |
25-015-21717 | Plugged |
Dry hole | Black Hawk Resources, LLC |
| Boyce 12-24 |
25-015-21731 | Plugged |
Gas | Black Hawk Resources, LLC |
| Boyce 12-33 |
25-015-21722 | Plugged |
Gas | Black Hawk Resources, LLC |
| Boyce 4-20 |
25-015-21338 | Shut in |
Gas | NorthWestern Corporation |
| Boyce 8-12 |
25-015-21725 | Plugged |
Dry hole | Black Hawk Resources, LLC |
| Brewer 12-32 |
25-015-21236 | Shut in |
Gas | NorthWestern Corporation |
| Brewer L-4-23-17-N |
25-015-21483 | Plugged |
Dry hole | Fuel Resources Development Co |
| Bronec 1 |
25-015-21076 | Plugged |
Dry hole | OXY USA Inc. |
| Brooke 11-32 |
25-015-21548 | Plugged |
Dry hole | Elenburg Exploration, Inc. |
| Brown 29-24-17 |
25-015-21370 | Shut in |
Gas | NorthWestern Corporation |
| Brown 30-24-17 |
25-015-21371 | Status not reported |
Gas | NorthWestern Corporation |
| Buchanan 32-15 |
25-015-21166 | Plugged |
Dry hole | Tanner, G.H. |
| Bush 1 |
25-015-21266 | Plugged |
Dry hole | Probe Oil Company |
| C-5 Ranch 5 |
25-015-21567 | Plugged |
Dry hole | Kaneb Oil & Gas Company |
| C. Anderson #1 |
25-015-21362 | Plugged |
Dry hole | Fuel Resources Development Co |
| C. Anderson #2 |
25-015-21363 | Plugged |
Dry hole | Fuel Resources Development Co |
| CAMPBELL 8-32 |
25-015-21419 | Plugged |
Gas | Norfolk Energy Inc. |
| CANKEE 12-27-13 |
25-015-21485 | Plugged |
Gas | Elenburg Exploration, Inc. |
| COWAN 2-24 |
25-015-21133 | Active |
Gas | Cowan & Son |
| COWAN 21-1 |
25-015-21012 | Plugged |
Service | Norfolk Energy Inc. |
| COWANS 1-28 |
25-015-21514 | Plugged |
Gas | Concept Resources, Inc. |
| Cahalan 1 |
25-015-05001 | Plugged |
Dry hole | Conoco Inc. |
| Cankee 28-28-13 |
25-015-21487 | Plugged |
Dry hole | Elenburg Exploration, Inc. |
| Cankee 3-26-15 |
25-015-21486 | Plugged |
Dry hole | Elenburg Exploration, Inc. |
| Charlson 1 |
25-015-21002 | Plugged |
Dry hole | Baker O Seldon |
| Chauvet State 1 |
25-015-21360 | Plugged |
Dry hole | Fuel Resources Development Co |
| Chip 16-6 |
25-015-21623 | Plugged |
Dry hole | Xeno, Inc |
| Chris Nelson 1 |
25-015-05015 | Plugged |
Dry hole | Gulf Oil Corporation |
| Christofferson 1 |
25-015-21173 | Plugged |
Dry hole | Skelly Oil |
| Cook 1-34-26-15 |
25-015-21803 | Plugged |
Gas | Iofina Natural Gas, Inc. |
| Cowan #1 |
25-015-21374 | Plugged |
Dry hole | Gas Producing Enterprises |
| Cowan #1 |
25-015-21376 | Plugged |
Dry hole | Gas Producing Enterprises |
| Cowan #2 |
25-015-21375 | Plugged |
Dry hole | Gas Producing Enterprises |
| Cowan #2 |
25-015-21377 | Plugged |
Dry hole | Gas Producing Enterprises |
| Cowan 1-25 |
25-015-21134 | Plugged |
Dry hole | Love Oil Co Inc. |
| Cowan 21-2X |
25-015-21179 | Plugged |
Gas | NorthWestern Corporation |
| Crawford 1 |
25-015-05106 | Plugged |
Dry hole | Rossmiller, Duard |
| Crawford 2 |
25-015-21569 | Plugged |
Gas | Kaneb Oil & Gas Company |
| Crawford 3-13 |
25-015-21515 | Plugged |
Dry hole | Chamberlain, Virgil R. |
| Crawford 4 |
25-015-21566 | Plugged |
Gas | Kaneb Oil & Gas Company |
| Crawford 5B-18 |
25-015-21494 | Plugged |
Dry hole | Cascade Gas Co. |
| D. Strand "E" 15X-22 |
25-015-21044 | Plugged |
Dry hole | Rapp Oil Corporation |
| DAMMEL 27-13 |
25-015-21227 | Status not reported |
Water supply | Sohio Petroleum Company |
| DANBROOK 1-28 |
25-015-21674 | Plugged |
Dry hole | Western Interior Energy Inc. |
| DANBROOK 1-32 |
25-015-21673 | Plugged |
Dry hole | Western Interior Energy Inc. |
| DRGA 23-22 |
25-015-21216 | Status not reported |
Water supply | Mountain States Resources Inc |
| DUMAS 12-32 |
25-015-21608 | Plugged |
Dry hole | Montana Power Company |
| DUMAS 3-5 |
25-015-21322 | Plugged |
Dry hole | Bond, Roland, Etal. |
| Darlington 19-25-16 |
25-015-21502 | Plugged |
Gas | Klabzuba Oil & Gas, Inc. |
| Darlington 20-25-16 |
25-015-21503 | Plugged |
Dry hole | Brown, J. Burns Operating Company |