Calvin Exploration
Operator of record for 12 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: CALVIN EXPLORATION INC · Calvin Exploration, Inc.
At a glance
Calvin Exploration is the operator of record for 12 catalogued U.S. oil & gas wells in 2 states. None is listed as active, 12 (100%) are plugged & abandoned. Its largest concentration is in Kansas, with 6 wells (50% of its portfolio).
Wells operated
12
Active
0
Plugged
12
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Kansas | 6 |
| Oklahoma | 6 |
Well mix
- Oil wells
- 2
- Gas wells
- 2
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Calvin Exploration to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Calvin Exploration operate?
Calvin Exploration's catalogued wells are spread across 2 states: Kansas (6) and Oklahoma (6). Its 6 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 Calvin Exploration’s wells are active, plugged or orphaned?
0% of Calvin Exploration's catalogued wells are active, 29 percentage points below the national share of 29%. 100% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Calvin Exploration operate?
By product class, 2 (17%) are oil wells and 2 (17%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Holmes-Whinery 1-34 in Meade, KS at 6,000 ft. The wells listed below sit in Meade (KS), Clark (KS), Kiowa (KS), Seminole (OK), Beaver (OK) and Lincoln (OK) and other counties. 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 Calvin Exploration
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Holmes-Whinery 1-34 | 15-119-20458 | Plugged & abandoned | Oil | Meade, KS | Calvin Exploration, Inc. | 6,000 ft |
| Harrington 1-30 | 15-025-20319 | Plugged & abandoned | Gas | Clark, KS | Calvin Exploration, Inc. | 5,960 ft |
| Harden 3-9 | 15-025-20460 | Plugged & abandoned | Gas | Clark, KS | Calvin Exploration, Inc. | 5,400 ft |
| Harden 4-9A | 15-025-20533 | Plugged & abandoned | Oil | Clark, KS | Calvin Exploration, Inc. | 5,370 ft |
| Rice 1-17 | 15-097-20927 | Plugged & abandoned | Other type | Kiowa, KS | Calvin Exploration, Inc. | 4,920 ft |
| Hobart 1-9 | 15-119-20620 | Plugged & abandoned | Other type | Meade, KS | Calvin Exploration, Inc. | 1,520 ft |
| Wallace #1-16 | 35-133-21531 | Plugged & abandoned | Other type | Seminole, OK | Calvin Exploration Inc | — |
| Smith #1-11 | 35-007-22223 | Plugged & abandoned | Other type | Beaver, OK | Calvin Exploration Inc | — |
| Kolar #1-5 | 35-081-21291 | Plugged & abandoned | Other type | Lincoln, OK | Calvin Exploration Inc | — |
| Ellis #1-27 | 35-081-21354 | Plugged & abandoned | Other type | Lincoln, OK | Calvin Exploration Inc | — |
| Young #1-19 | 35-107-20982 | Plugged & abandoned | Other type | Okfuskee, OK | Calvin Exploration Inc | — |
| Sullivan #1-32 | 35-107-21032 | Plugged & abandoned | Other type | Okfuskee, OK | Calvin Exploration Inc | — |
Deepest first where depth is published. See all 12 wells →
Frequently asked questions
How many wells does Calvin Exploration operate?
Calvin Exploration is the operator of record for 12 catalogued oil & gas wells, with the largest concentration in Kansas (6). Only wells in states WellCensus has ingested are counted.
How many of Calvin Exploration's wells are still active?
0 of Calvin Exploration's catalogued wells are active; 12 are plugged & abandoned.
In which states does Calvin Exploration operate wells?
Calvin Exploration is the operator of record for wells in Kansas (6) and Oklahoma (6).
Does Calvin Exploration operate mostly oil or gas wells?
2 of Calvin Exploration's catalogued wells are oil wells and 2 are gas wells; the rest are injection, service or unclassified wells.
What is Calvin Exploration's deepest well?
Among wells with a published depth, Holmes-Whinery 1-34 in Meade, KS is the deepest at 6,000 ft.
Where Calvin Exploration'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, “Calvin Exploration — well portfolio”, https://wellcensus.com/operators/calvin-exploration-15047 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).