LOCKHART "B"

Oil // district 14 // lease#4892

op: UPLAND RESOURCES, INC.

cum_oil

68k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2026-03

peak_month

2012-05

-- production_history

cum_oil: 67,594 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,082 BBL/mo

Di (annual)

200.1%

b-factor

0.8

EUR

81,654 BBL

R-squared

0.809

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
405HBGRANITE OPERATING COMPANY17,9002011-10-26
2TXO PRODUCTION CORP.18,0001981-12-10
1TEXAS OIL & GAS CORP.17,9001981-07-10
EOF // data source: Texas Railroad Commission // 2026