HEFFRON
Lease 1001174438 · Cowley County, Kansas · Sec 21 T33S R4E
Gas1979–1982
Operator
PETROLEUM ENTERP
Cumulative (state figure)
29,524 MCF
First production
1979
Last production
1982
Location (PLSS)
Sec 21 T33S R4E
Monthly gas production
24 months filed with the Kansas Geological Survey, Jan 1980 to Jun 1982. 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
18,401 MCF
Months filed
24
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 29,524 MCF.
| Month | Gas (MCF) | Wells |
|---|---|---|
| Jun 1982 | 1 | 1 |
| Apr 1982 | 2 | 1 |
| Nov 1981 | 4 | 1 |
| Sep 1981 | 19 | 1 |
| Aug 1981 | 1 | 1 |
| Jul 1981 | 15 | 1 |
| Jun 1981 | 286 | 1 |
| May 1981 | 323 | 1 |
| Apr 1981 | 355 | 1 |
| Mar 1981 | 503 | 1 |
| Feb 1981 | 363 | 1 |
| Jan 1981 | 668 | 1 |
| Dec 1980 | 859 | 1 |
| Nov 1980 | 211 | 1 |
| Oct 1980 | 477 | 1 |
| Sep 1980 | 1,059 | 1 |
| Aug 1980 | 1,582 | 1 |
| Jul 1980 | 1,719 | 1 |
| Jun 1980 | 1,265 | 1 |
| May 1980 | 1,200 | 1 |
| Apr 1980 | 2,082 | 1 |
| Mar 1980 | 1,670 | 1 |
| Feb 1980 | 1,490 | 1 |
| Jan 1980 | 2,247 | 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
37.164978, -96.996231 · Sec 21 T33S R4E
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001174438. The state’s own record.