ROCKER B "1"

Oil // district 9 // lease#15025

op: PIONEER NATURAL RES. USA, INC.

cum_oil

79k BBL

cum_gas

0 MCF

wells

13

production

2000-10 — 2013-07

peak_month

2011-01

-- production_history

cum_oil: 78,782 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,026 BBL/mo

Di (annual)

72.0%

b-factor

0.0

EUR

17,094 BBL

R-squared

0.712

type

exponential

-- wells (13)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
24PIONEER NATURAL RES. USA, INC.29,8002010-09-23
121HUGOTON ENERGY CORPORATION17,3001997-03-07
116HUGOTON ENERGY CORPORATION17,3001997-01-14
113HUGOTON ENERGY CORPORATION17,3001997-01-08
103HUGOTON ENERGY CORPORATION16,8251996-11-22
101HUGOTON ENERGY CORPORATION16,9001996-11-01
102HUGOTON ENERGY CORPORATION26,8751996-11-01
142-383-30108--------
242-383-30120--------
542-383-30127--------
642-383-30140--------
842-383-30116--------
942-383-30109--------
EOF // multi-state drilling data platform // 2026