GROUP 4000 UNIT "A"

Oil // district 8 // lease#25971

op: XERIC OIL & GAS CORPORATION

fields: GROUP (4000)

cum_oil

249k BBL

cum_gas

0 MCF

wells

16

production

1993-01 — 2026-03

peak_month

1994-02

-- production_history

cum_oil: 248,800 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,292 BBL/mo

Di (annual)

38.6%

b-factor

0.2

EUR

166,518 BBL

R-squared

0.929

type

hyperbolic

-- wells (16)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
15 AWINCHESTER ENERGY, LLC24,2002023-11-13
27AO & G ENERGY, INC.14,2001994-06-29
9AGENIE CORPORATION14,2001991-06-07
16BO & G ENERGY, INC.14,4001991-04-29
1AO & G ENERGY, INC.14,4001991-02-12
8AO & G ENERGY, INC.14,4001991-02-12
16 AO & G ENERGY, INC.14,4001991-01-15
21 BO & G ENERGY, INC.14,4001990-11-02
23AO & G ENERGY, INC.14,4001990-11-02
1242-353-00536--------
1442-353-00534--------
1642-353-00591--------
2142-353-00533--------
2942-353-01137--------
3442-353-01128--------
4042-353-01123--------
EOF // data source: Texas Railroad Commission // 2026