ADAMS

Oil // district 3 // lease#25708

op: WHITEHEAD RESOURCES, LTD.

cum_oil

74k BBL

cum_gas

0 MCF

wells

4

production

2011-06 — 2026-03

peak_month

2011-07

-- production_history

cum_oil: 73,634 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

3,783 BBL/mo

Di (annual)

194.6%

b-factor

0.7

EUR

65,174 BBL

R-squared

0.822

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7WHITEHEAD RESOURCES, LTD.13,5002024-07-02
6SHALE OIL CO., INC.37,0162020-01-02
4H.E.X.T. OPERATING, LTD.17,0002012-05-17
3H.E.X.T. OPERATING, LTD.14,0002011-05-16
EOF // data source: Texas Railroad Commission // 2026