Monarch Oil
Operator of record for 17 catalogued wells across 4 states. Every well below links to its full registry page.
Filed as: MONARCH OIL CO · MONARCH OIL COMPANY · Monarch Oil · Monarch Oil Co · …
At a glance
Monarch Oil is the operator of record for 17 catalogued U.S. oil & gas wells in 4 states. None is listed as active, 3 (18%) are plugged & abandoned and 1 flagged as orphaned. Its largest concentration is in Kentucky, with 7 wells (41% of its portfolio).
Wells operated
17
Active
0
Plugged
3
Orphaned
1
Portfolio by state
| State | Wells |
|---|---|
| Kentucky | 7 |
| Michigan | 6 |
| California | 2 |
| Illinois | 2 |
Well mix
- Oil wells
- 1
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
Is this your company?
Claim Monarch Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Monarch Oil operate?
Monarch Oil's catalogued wells are spread across 4 states: Kentucky (7), Michigan (6), California (2) and Illinois (2). Its 6 Michigan wells are 0.0% of the 85,673 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 Monarch Oil’s wells are active, plugged or orphaned?
0% of Monarch Oil's catalogued wells are active, 29 percentage points below the national share of 29%. 18% are plugged & abandoned, against 47% nationally. 1 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Monarch Oil operate?
By product class, 1 (6%) 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 Pederson, Roy M. 1 in Muskegon, MI at 2,051 ft. The wells listed below sit in Muskegon (MI), Ottawa (MI), Allegan (MI), Lenawee (MI), Clark (IL) and Edgar (IL) and other counties. State filings spell the name 5 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Monarch Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Pederson, Roy M. 1 | 21-121-17311 | Other status | Other type | Muskegon, MI | Monarch Oil Co | 2,051 ft |
| Swartz, William 1 | 21-139-19159 | Other status | Other type | Ottawa, MI | Monarch Oil Co | 1,936 ft |
| Raab, Melborne C. 1 | 21-005-16758 | Other status | Other type | Allegan, MI | Monarch Oil Co | 1,695 ft |
| Boyer 1 | 21-005-16704 | Other status | Other type | Allegan, MI | Monarch Oil Co | 1,489 ft |
| Mcintosh, Mary, E. & Culver, James & Nina 1 | 21-005-19346 | Other status | Other type | Allegan, MI | Monarch Oil Co | 1,474 ft |
| Van Tuyle & Walz 1 | 21-091-19176 | Other status | Other type | Lenawee, MI | Monarch Oil Co | 1,170 ft |
| Sharpe, Hilda 1 | 12-023-01163 | Plugged & abandoned | Other type | Clark, IL | Monarch Oil Co | 760 ft |
| Pinnell, Horton V. 1 | 12-045-00631 | Plugged & abandoned | Other type | Edgar, IL | Monarch Oil Co | 407 ft |
| Sylvia Park 1 | 04-037-05701 | Plugged & abandoned | Other type | Los Angeles, CA | Monarch Oil Corp. | — |
| Bryant 1 | KGS record 3001657 | Other status | Other type | Garrard, KY | Monarch Oil Company | — |
| Well API 04-111-21881 | 04-111-21881 | Orphaned | Oil | Ventura, CA | Monarch Oil | — |
| Day 2 | KGS record 3001655 | Other status | Other type | Garrard, KY | Monarch Oil Company | — |
Deepest first where depth is published. See all 17 wells →
Frequently asked questions
How many wells does Monarch Oil operate?
Monarch Oil is the operator of record for 17 catalogued oil & gas wells, with the largest concentration in Kentucky (7). Only wells in states WellCensus has ingested are counted.
How many of Monarch Oil's wells are still active?
0 of Monarch Oil's catalogued wells are active; 3 are plugged & abandoned and 1 are flagged as orphaned.
In which states does Monarch Oil operate wells?
Monarch Oil is the operator of record for wells in Kentucky (7), Michigan (6), California (2) and Illinois (2).
Does Monarch Oil operate mostly oil or gas wells?
1 of Monarch Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Monarch Oil's deepest well?
Among wells with a published depth, Pederson, Roy M. 1 in Muskegon, MI is the deepest at 2,051 ft.
Where Monarch Oil'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, “Monarch Oil — well portfolio”, https://wellcensus.com/operators/monarch-oil-13856 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).