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MARY 1-1

Lease 1045572189 · Clark County, Kansas · Sec 1 T31S R22W · DOR 146426

Oil2016–20251 well
Operator
O'Brien Energy Resources Corp.
Cumulative (state figure)
8,550.62 bbl
First production
2016
Last production
2025
Location (PLSS)
Sec 1 T31S R22W

Monthly oil production

44 months filed with the Kansas Geological Survey, Mar 2016 to Mar 2025. Volumes are bbl at lease level — a lease can cover many wells, so this is not a well's output.

Total over the months shown
8,550.60 bbl
Months filed
44
Most wells in a month
1
MonthOil (bbl)Wells
Mar 2025143.411
Oct 2024167.881
Apr 2024156.331
Dec 2023160.141
Apr 2023151.091
Dec 2022157.891
Jul 2022136.711
Apr 2022115.931
Feb 2022154.401
Nov 2021149.691
Jul 2021151.721
Mar 2021162.591
Dec 2020152.521
Sep 2020158.381
Aug 2020163.881
May 2020154.331
Jan 2020145.181
Oct 2019154.501
Jul 2019159.931
May 2019127.461
Mar 2019155.931
Dec 2018162.541
Oct 2018161.601
Aug 2018158.701
Jun 2018160.901
Mar 2018150.341
Jan 2018151.211
Dec 2017147.521
Oct 2017157.471
Sep 2017161.821
Jul 2017164.111
Jun 2017166.101
Apr 2017151.891
Mar 2017166.541
Feb 2017312.391
Jan 2017167.031
Nov 2016164.531
Oct 2016174.231
Sep 2016484.701
Jul 2016167.641
Jun 2016334.891
May 2016496.681
Apr 2016334.121
Mar 2016673.781

Lease-level volumes as filed with the Kansas Geological Survey. A blank well count is a month the state filed no count for, not a month with no wells.

Wells on this lease

1 well the state's well register assigns to this lease. Every one has a page.

WellNo.OperatorStatus
Mary1-1O'Brien Energy Resources Corp.Producing

Location

37.373276, -99.660153 · Sec 1 T31S R22W

Kansas Geological Survey data, corpus built 2026-09-07. Lease 1045572189. The state’s own record.