Marport Oil
Operator of record for 15 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Marport Oil is the operator of record for 15 catalogued U.S. oil & gas wells in 1 state. None is listed as active, 12 (80%) are plugged & abandoned and 3 flagged as orphaned. Its largest concentration is in California, with 15 wells (100% of its portfolio).
Wells operated
15
Active
0
Plugged
12
Orphaned
3
Portfolio by state
| State | Wells |
|---|---|
| California | 15 |
Well mix
- Oil wells
- 7
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 0%
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Claim your operator profileWhere does Marport Oil operate?
Marport Oil's catalogued wells are spread across 1 state: California (15). Its 15 California wells are 0.0% 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 Marport Oil’s wells are active, plugged or orphaned?
0% of Marport Oil's catalogued wells are active, 29 percentage points below the national share of 29%. 80% are plugged & abandoned, against 47% nationally. 3 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Marport Oil operate?
By product class, 7 (47%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%.
Notable wells operated by Marport Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Trescony-Thurman B1 1 | 04-053-01095 | Plugged & abandoned | Oil | Monterey, CA | Marport Oil Co. | — |
| Ansberry B7 1 | 04-053-01104 | Orphaned | Oil | Monterey, CA | Marport Oil Co. | — |
| Marport Ansberry B4 1 | 04-053-01494 | Orphaned | Oil | Monterey, CA | Marport Oil Co. | — |
| Echenique B1 1 | 04-053-01107 | Plugged & abandoned | Oil | Monterey, CA | Marport Oil Co. | — |
| Marport-Ansberry B6 1 | 04-053-01111 | Orphaned | Oil | Monterey, CA | Marport Oil Co. | — |
| Marport Mozzini 2 | 04-053-01248 | Plugged & abandoned | Other type | Monterey, CA | Marport Oil Co. | — |
| Marport Mozzini 1 | 04-053-01253 | Plugged & abandoned | Other type | Monterey, CA | Marport Oil Co. | — |
| Marport Mozzini Block #3 1 | 04-053-01254 | Plugged & abandoned | Other type | Monterey, CA | Marport Oil Co. | — |
| Marport Mozzini Block 4 1 | 04-053-01255 | Plugged & abandoned | Other type | Monterey, CA | Marport Oil Co. | — |
| Marport Parlet B-1 2 | 04-053-01256 | Plugged & abandoned | Other type | Monterey, CA | Marport Oil Co. | — |
| Marport Parlet Block 1 1 | 04-053-01257 | Plugged & abandoned | Other type | Monterey, CA | Marport Oil Co. | — |
| Marport Parlet Block 2 1 | 04-053-01258 | Plugged & abandoned | Other type | Monterey, CA | Marport Oil Co. | — |
Deepest first where depth is published. See all 15 wells →
Frequently asked questions
How many wells does Marport Oil operate?
Marport Oil is the operator of record for 15 catalogued oil & gas wells, with the largest concentration in California (15). Only wells in states WellCensus has ingested are counted.
How many of Marport Oil's wells are still active?
0 of Marport Oil's catalogued wells are active; 12 are plugged & abandoned and 3 are flagged as orphaned.
In which states does Marport Oil operate wells?
Marport Oil is the operator of record for wells in California (15).
Does Marport Oil operate mostly oil or gas wells?
7 of Marport Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
Where Marport 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, “Marport Oil — well portfolio”, https://wellcensus.com/operators/marport-oil-3671 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).