THOMPSON 49

Oil // district 5 // lease#3256

op: UNION OIL COMPANY OF CALIFORNIA

cum_oil

222k BBL

cum_gas

0 MCF

wells

9

production

1993-01 — 2020-09

peak_month

1995-07

-- production_history

cum_oil: 222,264 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,694 BBL/mo

Di (annual)

34.0%

b-factor

0.1

EUR

183,782 BBL

R-squared

0.852

type

hyperbolic

-- wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
14UNOCAL EXPLORATION CORPORATION22,4702000-06-01
17UNION OIL COMPANY OF CALIFORNIA12,5001997-05-20
6UNION OIL COMPANY OF CALIFORNIA12,9701997-04-21
3UNION OIL COMPANY OF CALIFORNIA12,7931995-06-21
16UNION OIL COMPANY OF CALIFORNIA12,5501995-05-23
15UNION OIL COMPANY OF CALIFORNIA12,4201995-03-15
4UNOCAL EXPLORATION CORPORATION12,9251991-02-19
1UNION EXPL. PARTNERS, LTD.12,9941990-08-28
12UNION EXPL. PARTNERS, LTD.12,4701988-05-09
EOF // data source: Texas Railroad Commission // 2026