GRAY BERTHA 17 18
Lease 1001107481 · Chautauqua County, Kansas · Sec 20 T33S R11E · DOR 101311
Oil1976–1985
Operator
WITCRAFT JIMMY D
Cumulative (state figure)
1,770 bbl
First production
1976
Last production
1985
Location (PLSS)
Sec 20 T33S R11E
Monthly oil production
17 months filed with the Kansas Geological Survey, Jun 1981 to Apr 1985. 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
1,368 bbl
Months filed
17
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 1,770 bbl.
| Month | Oil (bbl) | Wells |
|---|---|---|
| Apr 1985 | 21 | 1 |
| Feb 1985 | 84 | 1 |
| Jan 1985 | 55 | 1 |
| Apr 1984 | 102 | 1 |
| Mar 1984 | 118 | 1 |
| Dec 1983 | 160 | 1 |
| Nov 1983 | 1 | 1 |
| Oct 1983 | 132 | 1 |
| Aug 1983 | 42 | 1 |
| Jun 1983 | 50 | 1 |
| May 1983 | 38 | 1 |
| Apr 1983 | 79 | 1 |
| Mar 1983 | 59 | 1 |
| Feb 1983 | 122 | 1 |
| Jan 1983 | 148 | 1 |
| Apr 1982 | 83 | 1 |
| Jun 1981 | 74 | 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
37.163139, -96.226578 · Sec 20 T33S R11E
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001107481. The state’s own record.