THOMS

Oil // district 1 // lease#14402

op: FIRST ROCK, INC.

cum_oil

11k BBL

cum_gas

0 MCF

wells

2

production

2002-10 — 2022-07

peak_month

2017-02

-- production_history

cum_oil: 11,206 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

750 BBL/mo

Di (annual)

205.7%

b-factor

0.4

EUR

7,164 BBL

R-squared

0.893

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1TEXLARK EXPLORATION COMPANY, INC49,0002018-10-04
4TEXLARK EXPLORATION COMPANY, INC49,0002002-12-11
EOF // data source: Texas Railroad Commission // 2026