Clark Operating Services
Operator of record for 73 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: CLARK OPERATING SERVICES INC · Clark Operating Services, Inc.
At a glance
Clark Operating Services is the operator of record for 73 catalogued U.S. oil & gas wells in 2 states. None is listed as active, 23 (32%) are plugged & abandoned and 28 flagged as orphaned. Its largest concentration is in Oklahoma, with 72 wells (99% of its portfolio).
Wells operated
73
Active
0
Plugged
23
Orphaned
28
Portfolio by state
| State | Wells |
|---|---|
| Oklahoma | 72 |
| Kansas | 1 |
Well mix
- Oil wells
- 46
- Gas wells
- 6
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Clark Operating Services to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Clark Operating Services operate?
Clark Operating Services's catalogued wells are spread across 2 states: Oklahoma (72) and Kansas (1). Its 72 Oklahoma wells are 0.0% of the 456,595 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 Clark Operating Services’s wells are active, plugged or orphaned?
0% of Clark Operating Services's catalogued wells are active, 29 percentage points below the national share of 29%. 32% are plugged & abandoned, against 47% nationally. 28 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Clark Operating Services operate?
By product class, 46 (63%) are oil wells and 6 (8%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Claus 1-Owwo in Montgomery, KS at 780 ft. The wells listed below sit in Montgomery (KS), Muskogee (OK), Cleveland (OK), Mcintosh (OK) and Creek (OK). State filings spell the name 2 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Clark Operating Services
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Claus 1-Owwo | 15-125-75988 | Plugged & abandoned | Other type | Montgomery, KS | Clark Operating Services, Inc. | 780 ft |
| Parker #2 | 35-101-22767 | Orphaned | Oil | Muskogee, OK | Clark Operating Services Inc | — |
| Pine Est /A/ #2 | 35-101-21564 | Orphaned | Oil | Muskogee, OK | Clark Operating Services Inc | — |
| Swanson #2-A | 35-101-20918 | Orphaned | Oil | Muskogee, OK | Clark Operating Services Inc | — |
| Pine /B/ #2 | 35-101-21095 | Orphaned | Other type | Muskogee, OK | Clark Operating Services Inc | — |
| Swanson #3-A | 35-101-21505 | Orphaned | Oil | Muskogee, OK | Clark Operating Services Inc | — |
| A.G.Davis #2 | 35-027-35511 | Plugged & abandoned | Oil | Cleveland, OK | Clark Operating Services Inc | — |
| Swanson #4-A | 35-101-21876 | Orphaned | Oil | Muskogee, OK | Clark Operating Services Inc | — |
| Beal #1 | 35-101-22624 | Orphaned | Oil | Muskogee, OK | Clark Operating Services Inc | — |
| Carnay #1 | 35-091-20252 | Orphaned | Gas | Mcintosh, OK | Clark Operating Services Inc | — |
| Swanson #1-A | 35-101-20504 | Orphaned | Oil | Muskogee, OK | Clark Operating Services Inc | — |
| Aldridge #1 | 35-037-23906 | Plugged & abandoned | Gas | Creek, OK | Clark Operating Services Inc | — |
Deepest first where depth is published. See all 73 wells →
Frequently asked questions
How many wells does Clark Operating Services operate?
Clark Operating Services is the operator of record for 73 catalogued oil & gas wells, with the largest concentration in Oklahoma (72). Only wells in states WellCensus has ingested are counted.
How many of Clark Operating Services's wells are still active?
0 of Clark Operating Services's catalogued wells are active; 23 are plugged & abandoned and 28 are flagged as orphaned.
In which states does Clark Operating Services operate wells?
Clark Operating Services is the operator of record for wells in Oklahoma (72) and Kansas (1).
Does Clark Operating Services operate mostly oil or gas wells?
46 of Clark Operating Services's catalogued wells are oil wells and 6 are gas wells; the rest are injection, service or unclassified wells.
What is Clark Operating Services's deepest well?
Among wells with a published depth, Claus 1-Owwo in Montgomery, KS is the deepest at 780 ft.
Where Clark Operating Services'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, “Clark Operating Services — well portfolio”, https://wellcensus.com/operators/clark-operating-services-5056 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).