HOLUB POOL UNIT

Oil // district 13 // lease#15536

op: WELLS OILFIELD SERVICES, INC.

cum_oil

596 BBL

cum_gas

0 MCF

wells

10

production

1993-01 — 2003-08

peak_month

1994-03

-- production_history

cum_oil: 596 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

84 BBL/mo

Di (annual)

265.5%

b-factor

0.0

EUR

377 BBL

R-squared

0.938

type

exponential

-- wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
15STF EXPLORATION, INC.11,4001993-12-07
6STF EXPLORATION, INC.11,4651993-12-07
1042-023-80856--------
1342-023-02068--------
1942-023-02067--------
2042-023-80863--------
2142-023-02748--------
2342-023-02013--------
742-023-80853--------
942-023-02071--------
EOF // multi-state drilling data platform // 2026