DUNBAR
Lease 1001133508 · Sumner County, Kansas · SWNWNE Sec 21 T33S R2E · DOR 120248
Oil1983–19901 well
Operator
DAWSON-MARKWELL
Cumulative (state figure)
8,742 bbl
First production
1983
Last production
1990
Location (PLSS)
SWNWNE Sec 21 T33S R2E
Monthly oil production
40 months filed with the Kansas Geological Survey, Oct 1983 to May 1990. 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
8,742 bbl
Months filed
40
Most wells in a month
1
| Month | Oil (bbl) | Wells |
|---|---|---|
| May 1990 | 77 | 1 |
| Feb 1988 | 164 | 1 |
| Nov 1987 | 99 | 1 |
| Sep 1987 | 160 | 1 |
| Jul 1987 | 162 | 1 |
| Apr 1987 | 155 | 1 |
| Mar 1987 | 159 | 1 |
| Dec 1986 | 161 | 1 |
| Oct 1986 | 150 | 1 |
| Aug 1986 | 111 | 1 |
| Jul 1986 | 158 | 1 |
| May 1986 | 118 | 1 |
| Apr 1986 | 152 | 1 |
| Mar 1986 | 163 | 1 |
| Feb 1986 | 31 | 1 |
| Dec 1985 | 138 | 1 |
| Nov 1985 | 126 | 1 |
| Oct 1985 | 143 | 1 |
| Sep 1985 | 153 | 1 |
| Aug 1985 | 160 | 1 |
| Jun 1985 | 153 | 1 |
| May 1985 | 303 | 1 |
| Mar 1985 | 164 | 1 |
| Feb 1985 | 158 | 1 |
| Jan 1985 | 129 | 1 |
| Dec 1984 | 155 | 1 |
| Nov 1984 | 327 | 1 |
| Oct 1984 | 161 | 1 |
| Sep 1984 | 160 | 1 |
| Aug 1984 | 315 | 1 |
| Jul 1984 | 159 | 1 |
| Jun 1984 | 287 | 1 |
| May 1984 | 315 | 1 |
| Apr 1984 | 320 | 1 |
| Mar 1984 | 472 | 1 |
| Feb 1984 | 325 | 1 |
| Jan 1984 | 359 | 1 |
| Dec 1983 | 619 | 1 |
| Nov 1983 | 326 | 1 |
| Oct 1983 | 795 | 1 |
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.
| Well | No. | Operator | Status |
|---|---|---|---|
| DUNBAR | 1 | Dawson-Markwell Exploration Co. | Plugged and Abandoned |
Location
37.170891, -97.210963 · SWNWNE Sec 21 T33S R2E
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001133508. The state’s own record.