RAFTER B

Oil // district 8 // lease#30360

op: LONE STAR OPERATIONS LLC

cum_oil

83k BBL

cum_gas

0 MCF

wells

5

production

2009-06 — 2026-03

peak_month

2012-04

-- production_history

cum_oil: 82,725 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

3,239 BBL/mo

Di (annual)

163.8%

b-factor

0.5

EUR

46,355 BBL

R-squared

0.855

type

hyperbolic

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5CHOLLA PETROLEUM, INC.15,9992011-12-22
6CHOLLA PETROLEUM, INC.15,9992011-11-15
4CHOLLA PETROLEUM, INC.16,9992010-11-22
2CHOLLA PETROLEUM, INC.16,9992009-05-15
1CHOLLA PETROLEUM, INC.16,9992009-04-02
EOF // multi-state drilling data platform // 2026