WIESE, DELLA

Oil // district 2 // lease#3425

op: UNION OIL COMPANY OF CALIFORNIA

cum_oil

185k BBL

cum_gas

0 MCF

wells

8

production

1993-01 — 2026-03

peak_month

2002-05

-- production_history

cum_oil: 185,262 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,495 BBL/mo

Di (annual)

12.8%

b-factor

0.0

EUR

139,602 BBL

R-squared

0.766

type

exponential

-- wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UNION OIL COMPANY OF CALIFORNIA36,3612008-06-18
3PREMIER NATURAL RESOURCES, LLC14,7682007-10-17
11UNION EXPL. PARTNERS, LTD.26,4242002-05-15
10UNION OIL COMPANY OF CALIFORNIA46,4162000-12-22
8SYNERGY OIL & GAS, INC. (A)14,8452000-04-18
4UNION OIL COMPANY OF CALIFORNIA24,7751996-04-22
542-239-00547--------
942-239-30177--------
EOF // data source: Texas Railroad Commission // 2026