SIEFKES
Lease 1001140709 · Stafford County, Kansas · SENENW Sec 13 T22S R12W · DOR 130475
Oil1990–19911 well
Operator
Lease Operating, Inc.
Cumulative (state figure)
1,239 bbl
First production
1990
Last production
1991
Location (PLSS)
SENENW Sec 13 T22S R12W
Monthly oil production
7 months filed with the Kansas Geological Survey, Feb 1990 to Aug 1991. 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
1,239 bbl
Months filed
7
Most wells in a month
1
| Month | Oil (bbl) | Wells |
|---|---|---|
| Aug 1991 | 123 | 1 |
| Apr 1991 | 154 | 1 |
| Oct 1990 | 197 | 1 |
| Jul 1990 | 137 | 1 |
| Apr 1990 | 157 | 1 |
| Mar 1990 | 309 | 1 |
| Feb 1990 | 162 | 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 |
|---|---|---|---|
| SIEFKES, JAN 'C' | 2 | La Veta Oil & Gas, LLC | Plugged and Abandoned |
Location
38.141204, -98.592944 · SENENW Sec 13 T22S R12W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001140709. The state’s own record.