SHIVERS, J. R. 12

Oil // district 5 // lease#3188

op: UNION OIL COMPANY OF CALIFORNIA

cum_oil

5k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2015-11

peak_month

1993-07

-- production_history

cum_oil: 4,832 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

105 BBL/mo

Di (annual)

17.7%

b-factor

0.8

EUR

14,537 BBL

R-squared

0.744

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8UNION OIL COMPANY OF CALIFORNIA42,7902005-03-25
EOF // data source: Texas Railroad Commission // 2026