SWAIN, W. F. 36

Oil // district 5 // lease#3465

op: UNION OIL COMPANY OF CALIFORNIA

cum_oil

52k BBL

cum_gas

0 MCF

wells

2

production

1993-12 — 2026-03

peak_month

1993-12

-- production_history

cum_oil: 52,426 BBL cum_gas: 0 MCF

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5UNION OIL COMPANY OF CALIFORNIA33,0042025-08-15
4UNION OIL COMPANY OF CALIFORNIA12,9582003-10-08
EOF // data source: Texas Railroad Commission // 2026