SWAIN, O. L. #11

Oil // district 5 // lease#3687

op: UNION OIL COMPANY OF CALIFORNIA

fields: VAN (RODESSA)

cum_oil

13k BBL

cum_gas

0 MCF

wells

1

production

2000-03 — 2026-03

peak_month

2000-04

-- production_history

cum_oil: 12,955 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

302 BBL/mo

Di (annual)

78.8%

b-factor

0.9

EUR

15,154 BBL

R-squared

0.547

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
24UNION OIL COMPANY OF CALIFORNIA25,3702007-10-08
EOF // data source: Texas Railroad Commission // 2026