HEFFRON
Lease 1001151011 · Cowley County, Kansas · SW Sec 21 T33S R4E · DOR 215606
Gas1989
Operator
Range Oil Company, Inc.
Cumulative (state figure)
3,301 MCF
First production
1989
Last production
1989
Location (PLSS)
SW Sec 21 T33S R4E
Monthly gas production
8 months filed with the Kansas Geological Survey, Mar 1989 to Nov 1989. Volumes are MCF at lease level — a lease can cover many wells, so this is not a well's output.
Total over the months shown
3,301 MCF
Months filed
8
Most wells in a month
1
| Month | Gas (MCF) | Wells |
|---|---|---|
| Nov 1989 | 17 | 1 |
| Oct 1989 | 272 | 1 |
| Sep 1989 | 251 | 1 |
| Aug 1989 | 212 | 1 |
| Jun 1989 | 320 | 1 |
| May 1989 | 622 | 1 |
| Apr 1989 | 791 | 1 |
| Mar 1989 | 816 | 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
37.161421, -97.000656 · SW Sec 21 T33S R4E
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001151011. The state’s own record.