Rancho Oil
Operator of record for 15 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: RANCHO OIL CO · Rancho Oil Co. · Rancho Oil Corp., Ltd.
At a glance
Rancho Oil is the operator of record for 15 catalogued U.S. oil & gas wells in 2 states. None is listed as active, 13 (87%) are plugged & abandoned and 2 flagged as orphaned. Its largest concentration is in Oklahoma, with 12 wells (80% of its portfolio).
Wells operated
15
Active
0
Plugged
13
Orphaned
2
Portfolio by state
| State | Wells |
|---|---|
| Oklahoma | 12 |
| California | 3 |
Well mix
- Oil wells
- 9
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim Rancho Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Rancho Oil operate?
Rancho Oil's catalogued wells are spread across 2 states: Oklahoma (12) and California (3). Its 12 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 Rancho Oil’s wells are active, plugged or orphaned?
0% of Rancho Oil's catalogued wells are active, 29 percentage points below the national share of 29%. 87% are plugged & abandoned, against 47% nationally. 2 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Rancho Oil operate?
By product class, 9 (60%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%. The wells listed below sit in Orange (CA), Kingfisher (OK), Los Angeles (CA), Garvin (OK), Grady (OK) and Logan (OK) and other counties. 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 Rancho Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Walter Lamb 1-6 | 04-059-07482 | Plugged & abandoned | Oil | Orange, CA | Rancho Oil Co. | — |
| Walter Lamb 2-6 | 04-059-07483 | Plugged & abandoned | Oil | Orange, CA | Rancho Oil Co. | — |
| Kinslow #3 | 35-073-30514 | Plugged & abandoned | Oil | Kingfisher, OK | Rancho Oil Co | — |
| Harmon 1 | 04-037-05790 | Plugged & abandoned | Other type | Los Angeles, CA | Rancho Oil Corp., Ltd. | — |
| Paschall #3 | 35-049-39620 | Orphaned | Oil | Garvin, OK | Rancho Oil Co | — |
| Clarence Whitener #1 | 35-051-35450 | Orphaned | Other type | Grady, OK | Rancho Oil Co | — |
| Mckeever Unit #1 | 35-073-20115 | Plugged & abandoned | Oil | Kingfisher, OK | Rancho Oil Co | — |
| W D Waite #1 | 35-073-20259 | Plugged & abandoned | Other type | Kingfisher, OK | Rancho Oil Co | — |
| Hobza Unit #1 | 35-073-20421 | Plugged & abandoned | Oil | Kingfisher, OK | Rancho Oil Co | — |
| Layton #1 | 35-073-20452 | Plugged & abandoned | Oil | Kingfisher, OK | Rancho Oil Co | — |
| D Pearson #1 | 35-083-20231 | Plugged & abandoned | Other type | Logan, OK | Rancho Oil Co | — |
| Oakman Vansant #1 | 35-085-20200 | Plugged & abandoned | Oil | Love, OK | Rancho Oil Co | — |
Deepest first where depth is published. See all 15 wells →
Frequently asked questions
How many wells does Rancho Oil operate?
Rancho Oil is the operator of record for 15 catalogued oil & gas wells, with the largest concentration in Oklahoma (12). Only wells in states WellCensus has ingested are counted.
How many of Rancho Oil's wells are still active?
0 of Rancho Oil's catalogued wells are active; 13 are plugged & abandoned and 2 are flagged as orphaned.
In which states does Rancho Oil operate wells?
Rancho Oil is the operator of record for wells in Oklahoma (12) and California (3).
Does Rancho Oil operate mostly oil or gas wells?
9 of Rancho Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
Where Rancho 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, “Rancho Oil — well portfolio”, https://wellcensus.com/operators/rancho-oil-1400 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).