O'BRIEN
Lease 1001162240 · Rooks County, Kansas · N2S2SE Sec 11 T9S R18W
Oil19851 well
Operator
GRAVES DRILLING
Cumulative (state figure)
628 bbl
First production
1985
Last production
1985
Location (PLSS)
N2S2SE Sec 11 T9S R18W
Monthly oil production
4 months filed with the Kansas Geological Survey, Apr 1985 to Oct 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
628 bbl
Months filed
4
Most wells in a month
1
| Month | Oil (bbl) | Wells |
|---|---|---|
| Oct 1985 | 127 | 1 |
| Aug 1985 | 163 | 1 |
| May 1985 | 167 | 1 |
| Apr 1985 | 171 | 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 |
|---|---|---|---|
| O'BRIEN | 1 | unavailable | — |
Location
39.280596, -99.292963 · N2S2SE Sec 11 T9S R18W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001162240. The state’s own record.