SHINER RANCH -B-

Oil // district 1 // lease#4721

op: TRIUMPH PETROLEUM COMPANY,L.L.C.

cum_oil

1.1M BBL

cum_gas

0 MCF

wells

7

production

1993-01 — 2026-03

peak_month

1993-04

-- production_history

cum_oil: 1,097,167 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

39,134 BBL/mo

Di (annual)

64.8%

b-factor

0.3

EUR

1,031,321 BBL

R-squared

0.911

type

hyperbolic

-- wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2BLACKBRUSH O & G, INC.37,7002008-06-20
4HINTON PRODUCTION COMPANY27,7002006-05-04
3RTRIUMPH PETROLEUM COMPANY,L.L.C.311,6002002-02-06
B 3TRIUMPH PETROLEUM COMPANY,L.L.C.311,6002002-02-06
6HINTON PRODUCTION COMPANY27,2001993-02-18
5HINTON PRODUCTION COMPANY27,1801992-11-13
142-163-30271--------
EOF // data source: Texas Railroad Commission // 2026