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WellCensus

Mkj Oil

Operator of record for 6 catalogued wells across 1 state. Every well below links to its full registry page.

At a glance

Mkj Oil is the operator of record for 6 catalogued U.S. oil & gas wells in 1 state. 1 (17%) are active, 5 (83%) plugged & abandoned. Its largest concentration is in Kansas, with 6 wells (100% of its portfolio).

Wells operated

6

Active

1

Plugged

5

Orphaned

0

Portfolio by state

StateWells
Kansas6

Well mix

Oil wells
1
Gas wells
0
Shut-in
0
Active share
17%

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Where does Mkj Oil operate?

Mkj Oil's catalogued wells are spread across 1 state: Kansas (6). Its 6 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 and Texas (location indexes) and in states without a registry ingest are not yet attributed to any operator.

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

17% of Mkj Oil's catalogued wells are active, 12 percentage points below the national share of 29%. 83% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.

What kinds of wells does Mkj Oil operate?

By product class, 1 (17%) 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 Naffziger 1 in Harper, KS at 4,960 ft. The wells listed below sit in Harper (KS) and Kingman (KS).

Notable wells operated by Mkj Oil

Wells operated by Mkj Oil
WellAPI # / state IDStatusTypeLocationOperatorDepth
Naffziger 115-077-21355Plugged & abandonedOther typeHarper, KSMKJ Oil Co LLC4,960 ft
Bergman 215-095-21786Plugged & abandonedOther typeKingman, KSMKJ Oil Co LLC4,820 ft
Bergman 115-095-21345ActiveOilKingman, KSMKJ Oil Co LLC4,600 ft
Bergman 215-095-21845Plugged & abandonedOther typeKingman, KSMKJ Oil Co LLC4,600 ft
Watt 115-077-21433Plugged & abandonedOther typeHarper, KSMKJ Oil Co LLC4,575 ft
Reida 915-095-22103Plugged & abandonedOther typeKingman, KSMKJ Oil Co LLC4,570 ft

Deepest first where depth is published. See all 6 wells →

Frequently asked questions

How many wells does Mkj Oil operate?

Mkj Oil is the operator of record for 6 catalogued oil & gas wells, with the largest concentration in Kansas (6). Only wells in states WellCensus has ingested are counted.

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

1 of Mkj Oil's catalogued wells are active; 5 are plugged & abandoned.

In which states does Mkj Oil operate wells?

Mkj Oil is the operator of record for wells in Kansas (6).

Does Mkj Oil operate mostly oil or gas wells?

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

What is Mkj Oil's deepest well?

Among wells with a published depth, Naffziger 1 in Harper, KS is the deepest at 4,960 ft.

Where Mkj 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, “Mkj Oil — well portfolio”, https://wellcensus.com/operators/mkj-oil-85938 (data as of October 10, 2026).

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