CASEY
Lease 1001120026 · Rooks County, Kansas · NENWSW Sec 35 T10S R19W · DOR 110120
Oil1945–1990
Operator
Murfin Drilling Co., Inc.
Cumulative (state figure)
47,333 bbl
First production
1945
Last production
1990
Location (PLSS)
NENWSW Sec 35 T10S R19W
Monthly oil production
50 months filed with the Kansas Geological Survey, Jan 1980 to Aug 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
8,986 bbl
Months filed
50
Most wells in a month
2
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 47,333 bbl.
| Month | Oil (bbl) | Wells |
|---|---|---|
| Aug 1990 | 131 | 2 |
| Aug 1989 | 184 | 2 |
| Mar 1989 | 144 | 2 |
| Nov 1988 | 173 | 2 |
| Sep 1988 | 190 | 2 |
| Jun 1988 | 168 | 2 |
| Apr 1988 | 180 | 2 |
| Feb 1988 | 170 | 2 |
| Nov 1987 | 156 | 2 |
| Sep 1987 | 165 | 2 |
| Jul 1987 | 182 | 2 |
| May 1987 | 176 | 2 |
| Mar 1987 | 192 | 2 |
| Dec 1986 | 190 | 2 |
| Oct 1986 | 162 | 2 |
| Jun 1986 | 167 | 2 |
| Apr 1986 | 177 | 2 |
| Jan 1986 | 184 | 2 |
| Oct 1985 | 184 | 2 |
| Aug 1985 | 176 | 2 |
| May 1985 | 193 | 2 |
| Mar 1985 | 206 | 2 |
| Nov 1984 | 192 | 2 |
| Sep 1984 | 197 | 2 |
| Jun 1984 | 173 | 2 |
| Mar 1984 | 195 | 2 |
| Jan 1984 | 203 | 2 |
| Oct 1983 | 174 | 2 |
| Jul 1983 | 180 | 2 |
| Apr 1983 | 172 | 2 |
| Feb 1983 | 198 | 2 |
| Dec 1982 | 158 | 2 |
| Oct 1982 | 208 | 2 |
| Jul 1982 | 200 | 2 |
| May 1982 | 214 | 2 |
| Feb 1982 | 225 | 2 |
| Dec 1981 | 223 | 2 |
| Sep 1981 | 213 | 2 |
| Jul 1981 | 216 | 2 |
| May 1981 | 216 | 2 |
| Mar 1981 | 216 | 2 |
| Feb 1981 | 101 | 2 |
| Jan 1981 | 60 | 2 |
| Nov 1980 | 156 | 2 |
| Sep 1980 | 194 | 2 |
| Jul 1980 | 209 | 2 |
| May 1980 | 197 | 2 |
| Mar 1980 | 196 | 2 |
| Feb 1980 | 109 | 2 |
| Jan 1980 | 141 | 2 |
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
39.139094, -99.415129 · NENWSW Sec 35 T10S R19W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001120026. The state’s own record.