CREWS

Oil // district 4 // lease#13629

op: FIRST ROCK, INC.

cum_oil

81k BBL

cum_gas

0 MCF

wells

3

production

2010-06 — 2026-03

peak_month

2011-06

-- production_history

cum_oil: 80,762 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

949 BBL/mo

Di (annual)

16.4%

b-factor

0.0

EUR

69,335 BBL

R-squared

0.673

type

exponential

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5AMERICAN SHORELINE, INC.24,3002013-04-05
3AMERICAN SHORELINE, INC.14,3002010-03-30
1AMERICAN SHORELINE, INC.24,6002010-03-25
EOF // data source: Texas Railroad Commission // 2026