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WellCensus

Harrell Oil

Operator of record for 13 catalogued wells across 2 states. Every well below links to its full registry page.

Filed as: HARRELL OIL COMPANY LLC · Harrell Oil Co., Inc.

At a glance

Harrell Oil is the operator of record for 13 catalogued U.S. oil & gas wells in 2 states. 4 (31%) are active, 8 (62%) plugged & abandoned. Its largest concentration is in Illinois, with 11 wells (85% of its portfolio).

Wells operated

13

Active

4

Plugged

8

Orphaned

0

Portfolio by state

StateWells
Illinois11
Wyoming2

Well mix

Oil wells
6
Gas wells
0
Shut-in
0
Active share
31%

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Where does Harrell Oil operate?

Harrell Oil's catalogued wells are spread across 2 states: Illinois (11) and Wyoming (2). Its 11 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 Harrell Oil’s wells are active, plugged or orphaned?

31% of Harrell Oil's catalogued wells are active, 2 percentage points above the national share of 29%. 62% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.

What kinds of wells does Harrell Oil operate?

By product class, 6 (46%) 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 Tex 1-14 in Campbell, WY at 8,360 ft. The wells listed below sit in Campbell (WY), Wabash (IL) and Edwards (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 Harrell Oil

Wells operated by Harrell Oil
WellAPI # / state IDStatusTypeLocationOperatorDepth
Tex 1-1449-005-25534ActiveOilCampbell, WYHarrell Oil Company LLC8,360 ft
Federal 33-549-005-26533Plugged & abandonedOilCampbell, WYHarrell Oil Company LLC7,100 ft
Baumgart Farms 112-185-27940Plugged & abandonedOther typeWabash, ILHarrell Oil Co., Inc.3,544 ft
Ankenbrandt, Farroll 112-047-23666Plugged & abandonedOther typeEdwards, ILHarrell Oil Co., Inc.3,300 ft
Ankenbrandt, Farroll 212-047-23794Plugged & abandonedOther typeEdwards, ILHarrell Oil Co., Inc.3,245 ft
Schroeder, J. 112-047-01923Plugged & abandonedOilEdwards, ILHarrell Oil Co., Inc.2,789 ft
Haase Comm. 112-185-27918Plugged & abandonedOilWabash, ILHarrell Oil Co., Inc.2,765 ft
Haase 212-185-27925ActiveOilWabash, ILHarrell Oil Co., Inc.2,750 ft
Wolf, William 112-185-27138Plugged & abandonedOther typeWabash, ILHarrell Oil Co., Inc.2,740 ft
Haase 112-185-02927Plugged & abandonedOther typeWabash, ILHarrell Oil Co., Inc.2,700 ft
Tennis, Eugene 2-WI12-185-02635ActiveInjectionWabash, ILHarrell Oil Co., Inc.1,655 ft
Tennis, Eugene W-112-185-28103Other statusOther typeWabash, ILHarrell Oil Co., Inc.90 ft

Deepest first where depth is published. See all 13 wells →

Frequently asked questions

How many wells does Harrell Oil operate?

Harrell Oil is the operator of record for 13 catalogued oil & gas wells, with the largest concentration in Illinois (11). Only wells in states WellCensus has ingested are counted.

How many of Harrell Oil's wells are still active?

4 of Harrell Oil's catalogued wells are active; 8 are plugged & abandoned.

In which states does Harrell Oil operate wells?

Harrell Oil is the operator of record for wells in Illinois (11) and Wyoming (2).

Does Harrell Oil operate mostly oil or gas wells?

6 of Harrell Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.

What is Harrell Oil's deepest well?

Among wells with a published depth, Tex 1-14 in Campbell, WY is the deepest at 8,360 ft.

Where Harrell 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, “Harrell Oil — well portfolio”, https://wellcensus.com/operators/harrell-oil-12267 (data as of October 10, 2026).

Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).