STATE "R"

Oil // district 9 // lease#12654

op: PIONEER NATURAL RES. USA, INC.

cum_oil

33k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2012-09

peak_month

1994-07

-- production_history

cum_oil: 33,348 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

251 BBL/mo

Di (annual)

10.6%

b-factor

0.4

EUR

38,698 BBL

R-squared

0.751

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PARKER & PARSLEY PETROLEUM CO.16,9001989-04-03
2PARKER & PARSLEY PETROLEUM CO.16,9001989-04-03
EOF // data source: Texas Railroad Commission // 2026