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WellCensus

Banks Leonard S

Operator of record for 7 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Banks Leonard S is the operator of record for 7 catalogued U.S. oil & gas wells in 1 state. 2 (29%) are active, 5 (71%) plugged & abandoned. Its largest concentration is in Illinois, with 7 wells (100% of its portfolio).

Wells operated

7

Active

2

Plugged

5

Orphaned

0

Portfolio by state

StateWells
Illinois7

Well mix

Oil wells
5
Gas wells
1
Shut-in
0
Active share
29%

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Where does Banks Leonard S operate?

Banks Leonard S'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 Banks Leonard S’s wells are active, plugged or orphaned?

29% of Banks Leonard S's catalogued wells are active, close to the national share of 29%. 71% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.

What kinds of wells does Banks Leonard S operate?

By product class, 5 (71%) are oil wells and 1 (14%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Mattox 1 in Crawford, IL at 1,667 ft. The wells listed below sit in Crawford (IL) and Clark (IL).

Notable wells operated by Banks Leonard S

Wells operated by Banks Leonard S
WellAPI # / state IDStatusTypeLocationOperatorDepth
Mattox 112-033-01185Plugged & abandonedOther typeCrawford, ILBanks, Leonard S.1,667 ft
Morgan 312-023-03179ActiveOilClark, ILBanks, Leonard S.1,626 ft
Morgan & Shanks 112-023-01480Plugged & abandonedOilClark, ILBanks, Leonard S.1,395 ft
Morgan 2-A12-023-03101ActiveOilClark, ILBanks, Leonard S.1,395 ft
Claypool Heirs 112-023-01401Plugged & abandonedOilClark, ILBanks, Leonard S.583 ft
Morgan & Shanks 212-023-02679Plugged & abandonedOilClark, ILBanks, Leonard S.493 ft
Claypool Heirs 212-023-03236Plugged & abandonedGasClark, ILBanks, Leonard S.457 ft

Deepest first where depth is published. See all 7 wells →

Frequently asked questions

How many wells does Banks Leonard S operate?

Banks Leonard S 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 Banks Leonard S's wells are still active?

2 of Banks Leonard S's catalogued wells are active; 5 are plugged & abandoned.

In which states does Banks Leonard S operate wells?

Banks Leonard S is the operator of record for wells in Illinois (7).

Does Banks Leonard S operate mostly oil or gas wells?

5 of Banks Leonard S's catalogued wells are oil wells and 1 are gas wells; the rest are injection, service or unclassified wells.

What is Banks Leonard S's deepest well?

Among wells with a published depth, Mattox 1 in Crawford, IL is the deepest at 1,667 ft.

Where Banks Leonard S'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, “Banks Leonard S — well portfolio”, https://wellcensus.com/operators/banks-leonard-s-92571 (data as of October 10, 2026).

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