Flg Oil

Operator of record for 10 catalogued wells across 1 state. Every well below links to its full registry page.

Wells operated

Active

Plugged

Orphaned

Portfolio by state

State	Wells
Illinois	10

Well mix

Oil wells: 9
Gas wells: 0
Shut-in: 0
Active share: 90%

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Notable wells operated by Flg Oil

Wells operated by Flg Oil
Well	API #	Status	Type	Location	Operator	Depth
Gillespie 9	12-101-07286	Active	Oil	Lawrence, IL	F. L. G. Oil Corp.	1,316 ft
Gillespie Heirs Comm. 3	12-101-07278	Active	Oil	Lawrence, IL	F. L. G. Oil Corp.	1,275 ft
Gillespie Hrs 2	12-101-05407	Active	Oil	Lawrence, IL	F. L. G. Oil Corp.	1,270 ft
Gillespie Heirs 7	12-101-07287	Plugged & abandoned	Oil	Lawrence, IL	F. L. G. Oil Corp.	1,270 ft
Gillespie Heirs 1	12-101-01162	Active	Oil	Lawrence, IL	F. L. G. Oil Corp.	1,268 ft
Gillespie Hrs 4	12-101-07266	Active	Oil	Lawrence, IL	F. L. G. Oil Corp.	1,257 ft
Gillespie Hrs 6	12-101-07470	Active	Oil	Lawrence, IL	F. L. G. Oil Corp.	1,002 ft
Gillespie Heirs 8	12-101-07288	Active	Oil	Lawrence, IL	F. L. G. Oil Corp.	850 ft
Beard, Kiburn J. 1	12-101-06693	Active	Oil	Lawrence, IL	F. L. G. Oil Corp.	825 ft
Gillespie W-1	12-101-07500	Active	Injection	Lawrence, IL	F. L. G. Oil Corp.	800 ft

Deepest first where depth is published; find any well via search.

Frequently asked questions

How many wells does Flg Oil operate?

Flg Oil is the operator of record for 10 catalogued oil & gas wells, with the largest concentration in Illinois (10). Only wells in states WellCensus has ingested are counted.

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

9 of Flg Oil's catalogued wells are active; 1 are plugged & abandoned.

Dataset updated July 2026 . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).