Umc Petroleum
Operator of record for 169 catalogued wells across 7 states. Every well below links to its full registry page.
Filed as: UMC PETROLEUM CORP. · UMC PETROLEUM CORPORATION · UMC Petroleum Corp. · UMC Petroleum Corporation
At a glance
Umc Petroleum is the operator of record for 169 catalogued U.S. oil & gas wells in 7 states. None is listed as active, 162 (96%) are plugged & abandoned. Its largest concentration is in California, with 123 wells (73% of its portfolio).
Wells operated
169
Active
0
Plugged
162
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| California | 123 |
| Oklahoma | 20 |
| Louisiana | 12 |
| West Virginia | 10 |
| Arkansas | 2 |
| Montana | 1 |
| North Dakota | 1 |
Well mix
- Oil wells
- 12
- Gas wells
- 27
- Shut-in
- 0
- Active share
- 0%
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Claim Umc Petroleum to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Umc Petroleum operate?
Umc Petroleum's catalogued wells are spread across 7 states: California (123), Oklahoma (20), Louisiana (12), West Virginia (10) and Arkansas (2) and 2 more. Its 123 California wells are 0.1% of the 242,471 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 Umc Petroleum’s wells are active, plugged or orphaned?
0% of Umc Petroleum's catalogued wells are active, 29 percentage points below the national share of 29%. 96% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Umc Petroleum operate?
By product class, 12 (7%) are oil wells and 27 (16%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is 13850 Rb Sua;e Mccall 003 in Lafayette, LA at 20,200 ft. The wells listed below sit in Lafayette (LA), Vermilion (LA), Iberia (LA), St Martin (LA), St Landry (LA) and Jefferson Davis (LA) and other counties. State filings spell the name 4 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Umc Petroleum
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| 13850 Rb Sua;e Mccall 003 | 17-055-20378 | Plugged & abandoned | Gas | Lafayette, LA | Umc Petroleum Corporation | 20,200 ft |
| C A Kennedy Etal 001 | 17-113-20443 | Plugged & abandoned | Other type | Vermilion, LA | Umc Petroleum Corporation | 15,993 ft |
| Bol M A Ra Sub;e H Mccall 001 | 17-055-20080 | Plugged & abandoned | Gas | Lafayette, LA | Umc Petroleum Corporation | 15,930 ft |
| Brownell-Kidd Co 001 | 17-045-21060 | Plugged & abandoned | Other type | Iberia, LA | Umc Petroleum Corporation | 15,309 ft |
| Destec Ventures 001 | 17-099-21418 | Plugged & abandoned | Other type | St Martin, LA | Umc Petroleum Corporation | 14,608 ft |
| Edward Zenon 001 | 17-113-21983 | Plugged & abandoned | Other type | Vermilion, LA | Umc Petroleum Corporation | 14,570 ft |
| Un 2 Rb Sug;curley Duplechin 001 | 17-097-20955 | Plugged & abandoned | Gas | St Landry, LA | Umc Petroleum Corporation | 14,500 ft |
| Hilda D Conner Et Al 001 | 17-053-21158 | Plugged & abandoned | Other type | Jefferson Davis, LA | Umc Petroleum Corporation | 13,315 ft |
| E B Schwing Et Al 001 | 17-047-20990 | Plugged & abandoned | Other type | Iberville, LA | Umc Petroleum Corporation | 11,220 ft |
| Nelson 31-4 1 | 33-105-01093 | Plugged & abandoned | Oil | Williams, ND | Umc Petroleum Corp. | 9,900 ft |
| Nichols 001 | 17-021-21348 | Plugged & abandoned | Other type | Caldwell, LA | Umc Petroleum Corporation | 8,010 ft |
| Shuler Jones Sand Unit 48 | 03-139-03675 | Plugged & abandoned | Injection | Union, AR | UMC Petroleum Corporation | 7,675 ft |
Deepest first where depth is published. See all 169 wells →
Frequently asked questions
How many wells does Umc Petroleum operate?
Umc Petroleum is the operator of record for 169 catalogued oil & gas wells, with the largest concentration in California (123). Only wells in states WellCensus has ingested are counted.
How many of Umc Petroleum's wells are still active?
0 of Umc Petroleum's catalogued wells are active; 162 are plugged & abandoned.
In which states does Umc Petroleum operate wells?
Umc Petroleum is the operator of record for wells in California (123), Oklahoma (20), Louisiana (12), West Virginia (10), Arkansas (2), Montana (1) and North Dakota (1).
Does Umc Petroleum operate mostly oil or gas wells?
12 of Umc Petroleum's catalogued wells are oil wells and 27 are gas wells; the rest are injection, service or unclassified wells.
What is Umc Petroleum's deepest well?
Among wells with a published depth, 13850 Rb Sua;e Mccall 003 in Lafayette, LA is the deepest at 20,200 ft.
Where Umc Petroleum's wells are
- Oil & gas wells in California· 123 operated by Umc Petroleum
- Oil & gas wells in Oklahoma· 20 operated by Umc Petroleum
- Oil & gas wells in Louisiana· 12 operated by Umc Petroleum
- Oil & gas wells in West Virginia· 10 operated by Umc Petroleum
- Oil & gas wells in Arkansas· 2 operated by Umc Petroleum
- Oil & gas wells in Montana· 1 operated by Umc Petroleum
- Largest U.S. well operators
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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, “Umc Petroleum — well portfolio”, https://wellcensus.com/operators/umc-petroleum-5750 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).