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WellCensus

Mar Lou Oil

Operator of record for 55 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Mar Lou Oil is the operator of record for 55 catalogued U.S. oil & gas wells in 1 state. 27 (49%) are active, 27 (49%) plugged & abandoned. Its largest concentration is in Kansas, with 55 wells (100% of its portfolio).

Wells operated

55

Active

27

Plugged

27

Orphaned

0

Portfolio by state

StateWells
Kansas55

Well mix

Oil wells
43
Gas wells
0
Shut-in
1
Active share
49%

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Where does Mar Lou Oil operate?

Mar Lou Oil's catalogued wells are spread across 1 state: Kansas (55). Its 55 Kansas wells are 0.0% of the 473,140 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 (location indexes) and in states without a registry ingest are not yet attributed to any operator.

How many of Mar Lou Oil’s wells are active, plugged or orphaned?

49% of Mar Lou Oil's catalogued wells are active, 19 percentage points above the national share of 30%. 49% are plugged & abandoned, against 48% nationally. 1 wells (2%) are shut-in — unplugged but idle. None of the wells filed under this name is flagged as orphaned.

What kinds of wells does Mar Lou Oil operate?

By product class, 43 (78%) are oil wells and 0 (0%) gas wells; nationally the shares are 45% and 18%. The deepest of its wells with a published depth is Whipple 1 in Ness, KS at 4,643 ft. The wells listed below sit in Ness (KS), Pawnee (KS), Graham (KS), Trego (KS), Rooks (KS) and Stafford (KS).

Notable wells operated by Mar Lou Oil

Wells operated by Mar Lou Oil
WellAPI # / state IDStatusTypeLocationOperatorDepth
Whipple 115-135-22715ActiveOilNess, KSMar-Lou Oil Co., LLC4,643 ft
Batchman A 415-145-21869Plugged & abandonedOther typePawnee, KSMar-Lou Oil Co., LLC4,378 ft
Davignon 515-065-24033Plugged & abandonedOilGraham, KSMar-Lou Oil Co., LLC3,900 ft
Walz 515-195-22060Plugged & abandonedOilTrego, KSMar-Lou Oil Co., LLC3,861 ft
Baxa 915-163-23034ActiveInjectionRooks, KSMar-Lou Oil Co., LLC3,731 ft
Blakeslee 115-185-30031ActiveInjectionStafford, KSMar-Lou Oil Co., LLC3,723 ft
Carmichael 415-163-22241ActiveInjectionRooks, KSMar-Lou Oil Co., LLC3,650 ft
Blakeslee TWIN 315-185-30249ActiveOilStafford, KSMar-Lou Oil Co., LLC3,556 ft
Blakeslee 215-185-30101ActiveOilStafford, KSMar-Lou Oil Co., LLC3,548 ft
Baxa 1015-163-23077ActiveOilRooks, KSMar-Lou Oil Co., LLC3,535 ft
Carmichael 'B' 115-163-19051ActiveOilRooks, KSMar-Lou Oil Co., LLC3,530 ft
Howat 115-163-23288Plugged & abandonedOilRooks, KSMar-Lou Oil Co., LLC3,525 ft

Deepest first where depth is published. See all 55 wells →

Frequently asked questions

How many wells does Mar Lou Oil operate?

Mar Lou Oil is the operator of record for 55 catalogued oil & gas wells, with the largest concentration in Kansas (55). Only wells in states WellCensus has ingested are counted.

How many of Mar Lou Oil's wells are still active?

27 of Mar Lou Oil's catalogued wells are active; 27 are plugged & abandoned.

In which states does Mar Lou Oil operate wells?

Mar Lou Oil is the operator of record for wells in Kansas (55).

Does Mar Lou Oil operate mostly oil or gas wells?

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

What is Mar Lou Oil's deepest well?

Among wells with a published depth, Whipple 1 in Ness, KS is the deepest at 4,643 ft.

Where Mar Lou 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 28, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.

Cite as: WellCensus, “Mar Lou Oil — well portfolio”, https://wellcensus.com/operators/mar-lou-oil-75790 (data as of October 28, 2026).

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