DANNENFELSER
Lease 1001161104 · Marion County, Kansas · Sec 20 T21S R4E
Oil1979–1981
Operator
DECKER PETROLEUM
Cumulative (state figure)
6,071 bbl
First production
1979
Last production
1981
Location (PLSS)
Sec 20 T21S R4E
Monthly oil production
13 months filed with the Kansas Geological Survey, Jan 1980 to Apr 1981. 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
3,931 bbl
Months filed
13
Most wells in a month
1
This lease was producing before 1980, and the series begins in January 1980. The total above covers the months shown, not the life of the lease; the state's own cumulative is 6,071 bbl.
| Month | Oil (bbl) | Wells |
|---|---|---|
| Apr 1981 | 111 | 1 |
| Jan 1981 | 132 | 1 |
| Dec 1980 | 167 | 1 |
| Nov 1980 | 326 | 1 |
| Oct 1980 | 327 | 1 |
| Sep 1980 | 491 | 1 |
| Aug 1980 | 464 | 1 |
| Jul 1980 | 472 | 1 |
| Jun 1980 | 645 | 1 |
| May 1980 | 326 | 1 |
| Mar 1980 | 141 | 1 |
| Feb 1980 | 164 | 1 |
| Jan 1980 | 165 | 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
38.209603, -97.014606 · Sec 20 T21S R4E
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001161104. The state’s own record.