Great Plains Operating
Operator of record for 15 catalogued wells across 3 states. Every well below links to its full registry page.
Filed as: GREAT PLAINS OPERATING INC · Great Plains Operating, Inc. · Great Plains Operating, LLC
At a glance
Great Plains Operating is the operator of record for 15 catalogued U.S. oil & gas wells in 3 states. None is listed as active, 11 (73%) are plugged & abandoned and 4 flagged as orphaned. Its largest concentration is in Montana, with 8 wells (53% of its portfolio).
Wells operated
15
Active
0
Plugged
11
Orphaned
4
Portfolio by state
| State | Wells |
|---|---|
| Montana | 8 |
| Oklahoma | 6 |
| Kansas | 1 |
Well mix
- Oil wells
- 6
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Great Plains Operating to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Great Plains Operating operate?
Great Plains Operating's catalogued wells are spread across 3 states: Montana (8), Oklahoma (6) and Kansas (1). Its 8 Montana wells are 0.0% of the 42,011 catalogued in that state — its largest share of any state. Counts cover only states whose registries WellCensus has ingested with operator names; wells in Nebraska and Texas (location indexes) and in states without a registry ingest are not yet attributed to any operator.
How many of Great Plains Operating’s wells are active, plugged or orphaned?
0% of Great Plains Operating's catalogued wells are active, 29 percentage points below the national share of 29%. 73% are plugged & abandoned, against 47% nationally. 4 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Great Plains Operating operate?
By product class, 6 (40%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Hintz 41-16 in Mccone, MT at 6,735 ft. The wells listed below sit in Mccone (MT), Rosebud (MT), Chautauqua (KS) and Creek (OK). State filings spell the name 3 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Great Plains Operating
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Hintz 41-16 | 25-055-21051 | Plugged & abandoned | Injection | Mccone, MT | Great Plains Operating, LLC | 6,735 ft |
| Sawyer 1-A WIW | 25-087-21005 | Plugged & abandoned | Injection | Rosebud, MT | Great Plains Operating, LLC | 5,050 ft |
| Grebe 2-2 | 25-087-05198 | Plugged & abandoned | Oil | Rosebud, MT | Great Plains Operating, LLC | 4,946 ft |
| Kincheloe 1-13 | 25-087-21358 | Plugged & abandoned | Injection | Rosebud, MT | Great Plains Operating, LLC | 4,830 ft |
| Peisker 14-10 SWD | 25-055-21052 | Plugged & abandoned | Injection | Mccone, MT | Great Plains Operating, LLC | 4,775 ft |
| Bascom State 11R | 25-087-21391 | Plugged & abandoned | Injection | Rosebud, MT | Great Plains Operating, LLC | 4,768 ft |
| Bascom State 2 | 25-087-21020 | Plugged & abandoned | Injection | Rosebud, MT | Great Plains Operating, LLC | 4,675 ft |
| Bascom State 4 | 25-087-21050 | Plugged & abandoned | Oil | Rosebud, MT | Great Plains Operating, LLC | 4,625 ft |
| Swaney 7 | 15-019-26007 | Orphaned | Oil | Chautauqua, KS | Great Plains Operating, Inc. | 1,043 ft |
| Elias-Shoppa #20 | 35-037-25623 | Plugged & abandoned | Other type | Creek, OK | Great Plains Operating Inc | — |
| Elias-Shoppa #39 | 35-037-27258 | Orphaned | Oil | Creek, OK | Great Plains Operating Inc | — |
| Dale #1 | 35-037-00342 | Plugged & abandoned | Other type | Creek, OK | Great Plains Operating Inc | — |
Deepest first where depth is published. See all 15 wells →
Frequently asked questions
How many wells does Great Plains Operating operate?
Great Plains Operating is the operator of record for 15 catalogued oil & gas wells, with the largest concentration in Montana (8). Only wells in states WellCensus has ingested are counted.
How many of Great Plains Operating's wells are still active?
0 of Great Plains Operating's catalogued wells are active; 11 are plugged & abandoned and 4 are flagged as orphaned.
In which states does Great Plains Operating operate wells?
Great Plains Operating is the operator of record for wells in Montana (8), Oklahoma (6) and Kansas (1).
Does Great Plains Operating operate mostly oil or gas wells?
6 of Great Plains Operating's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Great Plains Operating's deepest well?
Among wells with a published depth, Hintz 41-16 in Mccone, MT is the deepest at 6,735 ft.
Where Great Plains Operating's wells are
About this data
Source: State oil & gas regulator registries (operator of record as filed, exact-normalized across states) plus the USGS United States Documented Orphaned Well Database (2026), as published October 10, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: WellCensus, “Great Plains Operating — well portfolio”, https://wellcensus.com/operators/great-plains-operating-16947 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).