Sequoia Exploration
Operator of record for 274 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Sequoia Exploration is the operator of record for 274 catalogued U.S. oil & gas wells in 1 state. 180 (66%) are active, 63 (23%) plugged & abandoned. Its largest concentration is in California, with 274 wells (100% of its portfolio).
Wells operated
274
Active
180
Plugged
63
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| California | 274 |
Well mix
- Oil wells
- 268
- Gas wells
- 0
- Shut-in
- 31
- Active share
- 66%
Is this your company?
Claim Sequoia Exploration to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Sequoia Exploration operate?
Sequoia Exploration's catalogued wells are spread across 1 state: California (274). Its 274 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 Sequoia Exploration’s wells are active, plugged or orphaned?
66% of Sequoia Exploration's catalogued wells are active, 37 percentage points above the national share of 29%. 23% are plugged & abandoned, against 47% nationally. 31 wells (11%) are shut-in — unplugged but idle. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Sequoia Exploration operate?
By product class, 268 (98%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%. The wells listed below sit in Kern (CA) and San Luis Obispo (CA).
Notable wells operated by Sequoia Exploration
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Cauley 2 | 04-029-06305 | Shut-in | Oil | Kern, CA | Sequoia Exploration, Inc. | — |
| Porter 28-5 | 04-029-04806 | Active | Oil | Kern, CA | Sequoia Exploration, Inc. | — |
| Edison 6 | 04-029-06054 | Active | Oil | Kern, CA | Sequoia Exploration, Inc. | — |
| Porter 2 | 04-029-06321 | Plugged & abandoned | Oil | Kern, CA | Sequoia Exploration, Inc. | — |
| Porter 17 16 | 04-029-04719 | Active | Oil | Kern, CA | Sequoia Exploration, Inc. | — |
| Porter 4 | 04-029-04790 | Active | Oil | Kern, CA | Sequoia Exploration, Inc. | — |
| Jeppi 2 5 | 04-029-06049 | Active | Oil | Kern, CA | Sequoia Exploration, Inc. | — |
| Jeppi 2 1 | 04-029-06050 | Shut-in | Oil | Kern, CA | Sequoia Exploration, Inc. | — |
| Jeppi-Camp 56-8 | 04-029-06407 | Plugged & abandoned | Oil | Kern, CA | Sequoia Exploration, Inc. | — |
| Jeppi-Camp 65-8 | 04-029-06410 | Active | Oil | Kern, CA | Sequoia Exploration, Inc. | — |
| Jeppi-Camp 85A-8 | 04-029-06417 | Plugged & abandoned | Oil | Kern, CA | Sequoia Exploration, Inc. | — |
| Lease by Sequoia Exploration, Inc. 72X | 04-079-20029 | Plugged & abandoned | Other type | San Luis Obispo, CA | Sequoia Exploration, Inc. | — |
Deepest first where depth is published. See all 274 wells →
Frequently asked questions
How many wells does Sequoia Exploration operate?
Sequoia Exploration is the operator of record for 274 catalogued oil & gas wells, with the largest concentration in California (274). Only wells in states WellCensus has ingested are counted.
How many of Sequoia Exploration's wells are still active?
180 of Sequoia Exploration's catalogued wells are active; 63 are plugged & abandoned.
In which states does Sequoia Exploration operate wells?
Sequoia Exploration is the operator of record for wells in California (274).
Does Sequoia Exploration operate mostly oil or gas wells?
268 of Sequoia Exploration's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
Where Sequoia 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, “Sequoia Exploration — well portfolio”, https://wellcensus.com/operators/sequoia-exploration-6721 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).