RATTLESNAKE
Lease 1001138893 · Montgomery County, Kansas · NW Sec 9 T35S R15E · DOR 127016
Oil1987–19901 well
Operator
Leonard, Daniel M.
Cumulative (state figure)
1,084 bbl
First production
1987
Last production
1990
Location (PLSS)
NW Sec 9 T35S R15E
Monthly oil production
11 months filed with the Kansas Geological Survey, Apr 1987 to Jul 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
1,084 bbl
Months filed
11
Most wells in a month
1
| Month | Oil (bbl) | Wells |
|---|---|---|
| Jul 1990 | 58 | 1 |
| Mar 1989 | 55 | 1 |
| Aug 1988 | 121 | 1 |
| Jun 1988 | 84 | 1 |
| Mar 1988 | 81 | 1 |
| Dec 1987 | 86 | 1 |
| Oct 1987 | 81 | 1 |
| Aug 1987 | 65 | 1 |
| Jul 1987 | 198 | 1 |
| May 1987 | 129 | 1 |
| Apr 1987 | 126 | 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 |
|---|---|---|---|
| RATTLESNAKE | 2 | ECC Energy Corp. | ON LIST |
Location
37.019101, -95.778103 · NW Sec 9 T35S R15E
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001138893. The state’s own record.