TUNNELL, I. P. 300

Oil // district 5 // lease#3199

op: UNION OIL COMPANY OF CALIFORNIA

cum_oil

335k BBL

cum_gas

0 MCF

wells

11

production

1993-01 — 2013-07

peak_month

1994-08

-- production_history

cum_oil: 335,134 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

5,881 BBL/mo

Di (annual)

33.8%

b-factor

0.0

EUR

208,699 BBL

R-squared

0.941

type

exponential

-- wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10UNION OIL COMPANY OF CALIFORNIA23,1102002-08-12
15UNOCAL EXPLORATION CORPORATION32,9002001-01-09
11UNION OIL COMPANY OF CALIFORNIA22,3702000-05-17
20UNION OIL COMPANY OF CALIFORNIA12,4501996-10-20
13UNOCAL EXPLORATION CORPORATION22,4981995-08-23
1UNION OIL COMPANY OF CALIFORNIA12,9921994-06-22
5UNION OIL COMPANY OF CALIFORNIA12,9441994-05-04
17UNOCAL EXPLORATION CORPORATION12,9001991-12-13
16UNOCAL EXPLORATION CORPORATION12,9001991-07-29
14UNION EXPL. PARTNERS, LTD.12,3701990-06-05
3UNION EXPL. PARTNERS, LTD.13,0151987-10-23
EOF // data source: Texas Railroad Commission // 2026