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Luff Exploration Co.: wells in South Dakota
- 137wells on record
- 85active
- 5shut in or idle
- 42plugged
- 37disposal / injection
Also operates in TX (1), ND (84), CO (38), WY (172), UT (23), KS (8), MT (77).
Where they operate
| County | Active | Wells |
|---|---|---|
| Harding | 85 | 137 |
Wells
Not plugged · All wells · Plugged · Orphaned
| Well | API / ID | Status | Type |
|---|---|---|---|
| 33-20 Ferkingstad | 40-063-20066 | Active | Oil |
| Abrahamson I-21H | 40-063-20612 | Active | Oil |
| Alyce K-24 | 40-063-20781 | Active | Water supply |
| Brown E-29H | 40-063-20588 | Active | Oil |
| Brown E-29H | 40-063-20588-0100 | Active | Oil |
| Buckley D-32H | 40-063-20725 | Active | Oil |
| Camel Creek N-15H | 40-063-20765 | Active | Oil |
| Carla 1-35H | 40-063-20635 | Active | Oil |
| Carla 1-35H | 40-063-20635-0100 | Active | Oil |
| Castle Rock D-11H | 40-063-20764 | Active | Oil |
| Clarkson E-28H | 40-063-20583 | Active | Injection |
| Clarkson Ranch N-13H | 40-063-20767 | Active | Oil |
| Crooked Creek RRU F-3H | 40-063-20787 | Active | Injection |
| EHSRRU C-8H | 40-063-20579 | Active | Oil |
| EHSRRU F-6H | 40-063-20577 | Active | Oil |
| EHSRRU I-32H | 40-063-20631 | Active | Oil |
| EHSRRU J-30H | 40-063-20733 | Active | Injection |
| EHSRRU N-5H | 40-063-20607 | Active | Injection |
| EHSRRU N-5H | 40-063-20607-0100 | Active | Injection |
| EHSRRU P-30 | 40-063-20710 | Active | Oil |
| Eagles Nest RRU K-34H | 40-063-20784 | Temporarily abandoned | Injection |
| Foust J-34H | 40-063-20707 | Active | Oil |
| Fowler 1-3H | 40-063-20627 | Active | Oil |
| Fowler 1-3H | 40-063-20627-0100 | Active | Oil |
| I-28H McKitrick | 40-063-20735 | Active | Oil |
| Janvrin A-29H | 40-063-20597 | Active | Injection |
| Janvrin I-32H | 40-063-20582 | Active | Oil |
| Janvrin L-28H | 40-063-20613 | Active | Oil |
| Janvrin O-33H | 40-063-20722 | Active | Injection |
| Johnson B-16 WSW | 40-063-20633 | Active | Water supply |
| Johnson C-9H | 40-063-20584 | Active | Oil |
| Johnson I-9H | 40-063-20615 | Active | Oil |
| Johnson N-4H | 40-063-20603 | Active | Injection |
| Johnson N-4H | 40-063-20603-0100 | Active | Injection |
| Joyce Miller 1-PH | 40-063-20474-0100 | Active | Injection |
| Laurel Foust F-4H | 40-063-20619 | Active | Oil |
| Luff 1 Downing | 40-063-20526-0100 | Active | Oil |
| Luff 1 Downing | 40-063-20526-0200 | Active | Oil |
| Luff 1-27 Miller | 40-063-20084-0100 | Active | Injection |
| Luff 1-27 Miller | 40-063-20084-0200 | Active | Injection |
| Luff 1-32H Swanson | 40-063-20145-0100 | Active | Injection |
| Luff 1-6 Travers | 40-063-20072 | Active | Oil |
| Luff 1-6 Travers | 40-063-20072-0100 | Active | Oil |
| Luff 1-6 Travers | 40-063-20072-0200 | Active | Oil |
| Luff 2-6 Travers Ranch | 40-063-20124 | Active | Disposal |
| Luff 33-20 Ferkingstad | 40-063-20066-0100 | Active | Oil |
| Luff 41-22 Otterness | 40-063-20064 | Active | Oil |
| Luff 41-22 Otterness | 40-063-20064-0100 | Active | Oil |
| Luff 41-22 Otterness | 40-063-20064-0200 | Active | Oil |
| Luff 41-22 Otterness | 40-063-20064-0300 | Active | Oil |
| Luff I-18 Stearns | 40-063-20407 | Active | Injection |
| Luff I-18 Stearns WIW | 40-063-20407-0200 | Active | Injection |
| Luff I-18H Stearns | 40-063-20407-0100 | Active | Injection |
| Luff K-5 Travers | 40-063-20554 | Active | Oil |
| Luff K-5H Travers | 40-063-20554-0100 | Active | Oil |
| Luff M-20H Stearns | 40-063-20536 | Active | Injection |
| Luff M-21 Stearns | 40-063-20415 | Temporarily abandoned | Disposal |
| Luff M-21H Stearns | 40-063-20415-0100 | Temporarily abandoned | Disposal |
| Luff-Hanover 1-25 Erickson | 40-063-20147 | Active | Disposal |
| Luff-Hanover 1-27 Miller | 40-063-20084 | Active | Injection |
| Luff-Hanover 1-32 Swanson | 40-063-20145 | Active | Injection |
| Luff-Hanover 1-7A Travers | 40-063-20075 | Active | Oil |
| Miller C-28H | 40-063-20632 | Active | Oil |
| Miller M-33H | 40-063-20634 | Active | Disposal |
| Miller M-33H | 40-063-20634-0100 | Shut in | Disposal |
| Miller O-28H | 40-063-20656 | Active | Oil |
| Miller Ranch F-4H | 40-063-20625 | Active | Oil |
| NBRRU J-19H | 40-063-20766 | Active | Oil |
| Nelson Butte E-14H | 40-063-20786 | Active | Oil |
| Njos J-19H | 40-063-20590 | Active | Oil |
| PCRRU A-27H | 40-063-20723 | Active | Injection |
| PCRRU F-9H | 40-063-20697 | Active | Injection |
| PCRRU N-21H | 40-063-20696 | Active | Injection |
| PCRRU Y-27H | 40-063-20748 | Active | Oil |
| PCRRU Z-27H | 40-063-20747 | Active | Oil |
| Pawnee 1P Joyce Miller | 40-063-20474 | Active | Injection |
| SD-SLRRU F-20H | 40-063-20655 | Active | Injection |
| Sage 1 Downing | 40-063-20526 | Active | Oil |
| State F-29H | 40-063-20626 | Active | Oil |
| State H-25H | 40-063-20709 | Active | Oil |
| State I-14H | 40-063-20782 | Active | Injection |
| Stearns 2 | 40-063-20404-0100 | Active | Disposal |
| Stearns Brothers B-33H | 40-063-20754 | Temporarily abandoned | Oil |
| Stearns Ranch P-2H | 40-063-20743 | Active | Oil |
| Swanson 1-32H | 40-063-20145-0200 | Active | Injection |
| TRRRU D-5H | 40-063-20740 | Active | Injection |
| TRRRU O-32H | 40-063-20734 | Active | Injection |
| Travers 1-34H | 40-063-20628 | Active | Oil |
| Travers N-5H | 40-063-20568 | Active | Oil |
| Wyoming Resources 34-24 Travers | 40-063-20112-0100 | Active | Oil |
Operator names are shown as each state records them. Data as of 2026-10-01.