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WellCensus

S & M Oil

Operator of record for 48 catalogued wells across 3 states. Every well below links to its full registry page.

Filed as: S & M Oil · S & M Oil Co.

At a glance

S & M Oil is the operator of record for 48 catalogued U.S. oil & gas wells in 3 states. 3 (6%) are active, 43 (90%) plugged & abandoned. Its largest concentration is in Kansas, with 30 wells (63% of its portfolio).

Wells operated

48

Active

3

Plugged

43

Orphaned

0

Portfolio by state

StateWells
Kansas30
Illinois15
California3

Well mix

Oil wells
20
Gas wells
0
Shut-in
0
Active share
6%

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Where does S & M Oil operate?

S & M Oil's catalogued wells are spread across 3 states: Kansas (30), Illinois (15) and California (3). Its 15 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 S & M Oil’s wells are active, plugged or orphaned?

6% of S & M Oil's catalogued wells are active, 23 percentage points below the national share of 29%. 90% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.

What kinds of wells does S & M Oil operate?

By product class, 20 (42%) 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 Johnson Walter C 3 in Hamilton, IL at 4,296 ft. The wells listed below sit in Hamilton (IL), Ness (KS) and Rooks (KS). 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 S & M Oil

Wells operated by S & M Oil
WellAPI # / state IDStatusTypeLocationOperatorDepth
Johnson Walter C 312-065-24678ActiveOilHamilton, ILS & M Oil Co.4,296 ft
PFAFF 1-Twin15-135-22366Plugged & abandonedOther typeNess, KSS & M Oil4,210 ft
Conger 'A' 115-163-00062Plugged & abandonedOilRooks, KSS & M Oil3,699 ft
Mcclay 715-163-02778Plugged & abandonedInjectionRooks, KSS & M Oil3,620 ft
Boller 'A' 215-163-01326Plugged & abandonedOilRooks, KSS & M Oil3,490 ft
Kern 115-163-22092Plugged & abandonedInjectionRooks, KSS & M Oil3,460 ft
Baxa 415-163-03132Plugged & abandonedInjectionRooks, KSS & M Oil3,441 ft
Hrabe 115-163-19027Plugged & abandonedOilRooks, KSS & M Oil3,440 ft
Muir 115-163-21952Plugged & abandonedOther typeRooks, KSS & M Oil3,440 ft
J. Hrabe 115-163-01473Plugged & abandonedOilRooks, KSS & M Oil3,425 ft
Hutton 215-163-20928Plugged & abandonedOilRooks, KSS & M Oil3,425 ft
McClay 515-163-01505Plugged & abandonedOilRooks, KSS & M Oil3,424 ft

Deepest first where depth is published. See all 48 wells →

Frequently asked questions

How many wells does S & M Oil operate?

S & M Oil is the operator of record for 48 catalogued oil & gas wells, with the largest concentration in Kansas (30). Only wells in states WellCensus has ingested are counted.

How many of S & M Oil's wells are still active?

3 of S & M Oil's catalogued wells are active; 43 are plugged & abandoned.

In which states does S & M Oil operate wells?

S & M Oil is the operator of record for wells in Kansas (30), Illinois (15) and California (3).

Does S & M Oil operate mostly oil or gas wells?

20 of S & M Oil's catalogued wells are oil wells and 0 are gas wells; the rest are injection, service or unclassified wells.

What is S & M Oil's deepest well?

Among wells with a published depth, Johnson Walter C 3 in Hamilton, IL is the deepest at 4,296 ft.

Where S & M 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, “S & M Oil — well portfolio”, https://wellcensus.com/operators/s-m-oil-13836 (data as of October 10, 2026).

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