Elco Oil
Operator of record for 7 catalogued wells across 1 state. Every well below links to its full registry page.
Filed as: ELCO Oil, Inc. · Elco Oil, L.L.C.
At a glance
Elco Oil is the operator of record for 7 catalogued U.S. oil & gas wells in 1 state. 5 (71%) are active, 1 (14%) plugged & abandoned. Its largest concentration is in Illinois, with 7 wells (100% of its portfolio).
Wells operated
7
Active
5
Plugged
1
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Illinois | 7 |
Well mix
- Oil wells
- 4
- Gas wells
- 0
- Shut-in
- 0
- Active share
- 71%
Is this your company?
Claim Elco Oil to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Elco Oil operate?
Elco Oil's catalogued wells are spread across 1 state: Illinois (7). Its 7 Illinois wells are 0.0% 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 Elco Oil’s wells are active, plugged or orphaned?
71% of Elco Oil's catalogued wells are active, 43 percentage points above the national share of 29%. 14% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Elco Oil operate?
By product class, 4 (57%) 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 Holsen 1 in Lawrence, IL at 2,750 ft. The wells listed below sit in Lawrence (IL) and Crawford (IL). State filings spell the name 2 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Elco Oil
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Holsen 1 | 12-101-07371 | Plugged & abandoned | Other type | Lawrence, IL | ELCO Oil, Inc. | 2,750 ft |
| Billingsley & Holmes 1 | 12-101-31761 | Active | Oil | Lawrence, IL | Elco Oil, L.L.C. | 2,374 ft |
| Walborn, Sylvia 4 | 12-033-31717 | Active | Injection | Crawford, IL | Elco Oil, L.L.C. | 1,786 ft |
| Lindsay, John 1-A | 12-033-37190 | Active | Oil | Crawford, IL | Elco Oil, L.L.C. | 1,724 ft |
| Jones, Henby 4 | 12-033-32979 | Other status | Oil | Crawford, IL | Elco Oil, L.L.C. | 1,615 ft |
| Goff, Gerald 5 | 12-033-35976 | Active | Oil | Crawford, IL | Elco Oil, L.L.C. | 1,576 ft |
| Walborn, Sylvia W-2 | 12-033-32792 | Active | Injection | Crawford, IL | Elco Oil, L.L.C. | 1,565 ft |
Deepest first where depth is published. See all 7 wells →
Frequently asked questions
How many wells does Elco Oil operate?
Elco Oil is the operator of record for 7 catalogued oil & gas wells, with the largest concentration in Illinois (7). Only wells in states WellCensus has ingested are counted.
How many of Elco Oil's wells are still active?
5 of Elco Oil's catalogued wells are active; 1 are plugged & abandoned.
In which states does Elco Oil operate wells?
Elco Oil is the operator of record for wells in Illinois (7).
Does Elco Oil operate mostly oil or gas wells?
4 of Elco Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.
What is Elco Oil's deepest well?
Among wells with a published depth, Holsen 1 in Lawrence, IL is the deepest at 2,750 ft.
Where Elco 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, “Elco Oil — well portfolio”, https://wellcensus.com/operators/elco-oil-66408 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).