Humphrey Mark
Operator of record for 19 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Humphrey Mark is the operator of record for 19 catalogued U.S. oil & gas wells in 1 state. 19 (100%) are active, 0 (0%) plugged & abandoned. Its largest concentration is in Oklahoma, with 19 wells (100% of its portfolio).
Wells operated
19
Active
19
Plugged
0
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Oklahoma | 19 |
Well mix
- Oil wells
- 7
- Gas wells
- 11
- Shut-in
- 0
- Active share
- 100%
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Claim your operator profileWhere does Humphrey Mark operate?
Humphrey Mark's catalogued wells are spread across 1 state: Oklahoma (19). Its 19 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 Humphrey Mark’s wells are active, plugged or orphaned?
100% of Humphrey Mark's catalogued wells are active, 71 percentage points above the national share of 29%. 0% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Humphrey Mark operate?
By product class, 7 (37%) are oil wells and 11 (58%) gas wells; nationally the shares are 43% and 17%.
Notable wells operated by Humphrey Mark
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Hoot Oil Hollow (Anthis#1) #1 | 35-111-20978 | Active | Oil | Okmulgee, OK | Humphrey Mark | — |
| Humphrey #1 | 35-111-21448 | Active | Gas | Okmulgee, OK | Humphrey Mark | — |
| Bean Et Al #1 | 35-111-21479 | Active | Gas | Okmulgee, OK | Humphrey Mark | — |
| Humphrey Etal #3 | 35-111-21543 | Active | Gas | Okmulgee, OK | Humphrey Mark | — |
| Humphrey #2 | 35-111-21544 | Active | Gas | Okmulgee, OK | Humphrey Mark | — |
| Coleman-Gordon #1 | 35-111-21574 | Active | Oil | Okmulgee, OK | Humphrey Mark | — |
| Coleman - Gordan #sw-1 | 35-111-21664 | Active | Other type | Okmulgee, OK | Humphrey Mark | — |
| Coleman-Gordon #2 | 35-111-21668 | Active | Oil | Okmulgee, OK | Humphrey Mark | — |
| Edmonds Etal #1 | 35-111-21683 | Active | Gas | Okmulgee, OK | Humphrey Mark | — |
| Waggoner #1 | 35-111-21891 | Active | Gas | Okmulgee, OK | Humphrey Mark | — |
| Anthis Etal #1 | 35-111-22062 | Active | Oil | Okmulgee, OK | Humphrey Mark | — |
| Humphrey /A/ #1 | 35-111-22221 | Active | Gas | Okmulgee, OK | Humphrey Mark | — |
Deepest first where depth is published. See all 19 wells →
Frequently asked questions
How many wells does Humphrey Mark operate?
Humphrey Mark is the operator of record for 19 catalogued oil & gas wells, with the largest concentration in Oklahoma (19). Only wells in states WellCensus has ingested are counted.
How many of Humphrey Mark's wells are still active?
19 of Humphrey Mark's catalogued wells are active; 0 are plugged & abandoned.
In which states does Humphrey Mark operate wells?
Humphrey Mark is the operator of record for wells in Oklahoma (19).
Does Humphrey Mark operate mostly oil or gas wells?
7 of Humphrey Mark's catalogued wells are oil wells and 11 are gas wells; the rest are injection, service or unclassified wells.
Where Humphrey Mark'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, “Humphrey Mark — well portfolio”, https://wellcensus.com/operators/humphrey-mark-9011 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).