SWANSON 'A'
Lease 1001156583 · McPherson County, Kansas · Sec 18 T20S R5W
Oil1940–1966
Operator
SPRINGER BENJAMI
Cumulative (state figure)
816,821 bbl
First production
1940
Last production
1966
Location (PLSS)
Sec 18 T20S R5W
This lease produced, and the monthly series does not reach it. The series begins in 1980, and this lease last produced in 1966, so the cumulative above is the whole of what the state publishes for it. 14,229 of 98,639 Kansas leases are in that position.
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
38.311425, -97.915394 · Sec 18 T20S R5W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001156583. The state’s own record.