Humbolt Oil
Operator of record for 132 catalogued wells across 1 state. Every well below links to its full registry page.
At a glance
Humbolt Oil is the operator of record for 132 catalogued U.S. oil & gas wells in 1 state. 26 (20%) are active, 103 (78%) plugged & abandoned and 1 flagged as orphaned. Its largest concentration is in Illinois, with 132 wells (100% of its portfolio).
Wells operated
132
Active
26
Plugged
103
Orphaned
1
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 132 |
Well mix
- Oil wells
- 87
- Gas wells
- 0
- Shut-in
- 1
- Active share
- 20%
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Claim your operator profileWhere does Humbolt Oil operate?
Humbolt Oil's catalogued wells are spread across 1 state: Illinois (132). Its 132 Illinois wells are 0.1% of the 174,478 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 Humbolt Oil’s wells are active, plugged or orphaned?
20% of Humbolt Oil's catalogued wells are active, 9 percentage points below the national share of 29%. 78% are plugged & abandoned, against 47% nationally. 1 wells (0.8%) are shut-in — unplugged but idle. 1 wells filed under this name are flagged as orphaned — unplugged, with no operator able to plug them.
What kinds of wells does Humbolt Oil operate?
By product class, 87 (66%) are oil wells and 0 (0%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Webb, E. 1 in Wayne, IL at 4,747 ft. The wells listed below sit in Wayne (IL), Effingham (IL), White (IL), Cumberland (IL), Richland (IL) and Clay (IL).
Notable wells operated by Humbolt Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Webb, E. 1 | 12-191-30869 | Active | Oil | Wayne, IL | Humbolt Oil, Inc. | 4,747 ft |
| Tonn 1-4 | 12-049-23107 | Plugged & abandoned | Oil | Effingham, IL | Humbolt Oil, Inc. | 4,198 ft |
| Theofanopoulis 3 | 12-191-30878 | Active | Oil | Wayne, IL | Humbolt Oil, Inc. | 3,992 ft |
| Duvall 2 | 12-193-30543 | Plugged & abandoned | Oil | White, IL | Humbolt Oil, Inc. | 3,972 ft |
| Mcallister 2 | 12-193-29728 | Plugged & abandoned | Oil | White, IL | Humbolt Oil, Inc. | 3,950 ft |
| Tuley 3 | 12-193-29727 | Plugged & abandoned | Oil | White, IL | Humbolt Oil, Inc. | 3,950 ft |
| Will, J. H. 1 | 12-035-22161 | Plugged & abandoned | Other type | Cumberland, IL | Humbolt Oil, Inc. | 3,950 ft |
| Duvall 1 | 12-193-30774 | Plugged & abandoned | Oil | White, IL | Humbolt Oil, Inc. | 3,940 ft |
| Tuley 2 | 12-193-29526 | Plugged & abandoned | Oil | White, IL | Humbolt Oil, Inc. | 3,900 ft |
| Smithhenry 1 | 12-159-24674 | Plugged & abandoned | Other type | Richland, IL | Humbolt Oil, Inc. | 3,800 ft |
| Pickel - Brewer 3-4 | 12-025-26952 | Active | Oil | Clay, IL | Humbolt Oil, Inc. | 3,760 ft |
| Garrett 4 | 12-025-27243 | Plugged & abandoned | Oil | Clay, IL | Humbolt Oil, Inc. | 3,732 ft |
Deepest first where depth is published. See all 132 wells →
Frequently asked questions
How many wells does Humbolt Oil operate?
Humbolt Oil is the operator of record for 132 catalogued oil & gas wells, with the largest concentration in Illinois (132). Only wells in states WellCensus has ingested are counted.
How many of Humbolt Oil's wells are still active?
26 of Humbolt Oil's catalogued wells are active; 103 are plugged & abandoned and 1 are flagged as orphaned.
In which states does Humbolt Oil operate wells?
Humbolt Oil is the operator of record for wells in Illinois (132).
Does Humbolt Oil operate mostly oil or gas wells?
87 of Humbolt Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Humbolt Oil's deepest well?
Among wells with a published depth, Webb, E. 1 in Wayne, IL is the deepest at 4,747 ft.
Where Humbolt 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, “Humbolt Oil — well portfolio”, https://wellcensus.com/operators/humbolt-oil-66212 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).