MCLEAN-BOWMAN -B-

Oil // district 1 // lease#4267

op: WHITTIER OPERATING INC.

cum_oil

274k BBL

cum_gas

0 MCF

wells

6

production

1993-01 — 2020-07

peak_month

2003-01

-- production_history

cum_oil: 274,288 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,995 BBL/mo

Di (annual)

45.8%

b-factor

1.7

EUR

399,673 BBL

R-squared

0.879

type

hyperbolic

-- wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12WHITTIER OPERATING INC25,9612019-10-07
17UNITEX OIL & GAS, L.L.C.15,9462019-10-07
5WHITTIER OPERATING INC25,8842019-10-07
6BOTASCH OPERATING, LLC15,9062007-12-07
7WHITTIER OPERATING INC15,9912003-02-18
1342-127-30345--------
EOF // data source: Texas Railroad Commission // 2026