SIEFKES CAROL
Lease 1001140037 · Stafford County, Kansas · Sec 15 T22S R12W · DOR 128842
Oil1988–1989
Operator
COMMONWEALTH PET
Cumulative (state figure)
1,693 bbl
First production
1988
Last production
1989
Location (PLSS)
Sec 15 T22S R12W
Monthly oil production
11 months filed with the Kansas Geological Survey, May 1988 to Dec 1989. 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
1,693 bbl
Months filed
11
Most wells in a month
1
| Month | Oil (bbl) | Wells |
|---|---|---|
| Dec 1989 | 152 | 1 |
| Sep 1989 | 151 | 1 |
| Mar 1989 | 150 | 1 |
| Feb 1989 | 165 | 1 |
| Jan 1989 | 287 | 1 |
| Dec 1988 | 156 | 1 |
| Oct 1988 | 160 | 1 |
| Sep 1988 | 34 | 1 |
| Aug 1988 | 152 | 1 |
| Jun 1988 | 133 | 1 |
| May 1988 | 153 | 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
The state’s well register assigns no well to this lease. 23,174 of 98,639 Kansas leases are in that position — a lease is a production unit, and the register does not always name the holes under it.
Location
38.136742, -98.628319 · Sec 15 T22S R12W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001140037. The state’s own record.