SHAUNA 9

Oil // district 9 // lease#8639

op: PIONEER NATURAL RES. USA, INC.

cum_oil

54k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2026-03

peak_month

1994-02

-- production_history

cum_oil: 53,716 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

907 BBL/mo

Di (annual)

53.9%

b-factor

0.7

EUR

48,570 BBL

R-squared

0.849

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HALLWOOD ENERGY CORPORATION19,3001993-11-12
1SAXON OIL COMPANY19,8001980-08-26
EOF // multi-state drilling data platform // 2026