SMITH 103

Oil // district 5 // lease#3247

op: UNION OIL COMPANY OF CALIFORNIA

cum_oil

152k BBL

cum_gas

0 MCF

wells

8

production

1993-01 — 2026-03

peak_month

1997-11

-- production_history

cum_oil: 152,304 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,880 BBL/mo

Di (annual)

40.8%

b-factor

0.4

EUR

88,833 BBL

R-squared

0.830

type

hyperbolic

-- wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8UNION OIL COMPANY OF CALIFORNIA22,3802002-04-08
7UNION OIL COMPANY OF CALIFORNIA22,5302000-02-29
3UNION OIL COMPANY OF CALIFORNIA12,9881997-05-01
13UNION OIL COMPANY OF CALIFORNIA12,5001997-04-03
12UNION OIL COMPANY OF CALIFORNIA12,5001996-01-30
11UNOCAL EXPLORATION CORPORATION12,9001992-01-17
4UNOCAL EXPLORATION CORPORATION12,9351990-09-28
9UNION EXPL. PARTNERS, LTD.12,4801988-07-25
EOF // data source: Texas Railroad Commission // 2026