VOGELSANG/CEDERHOLM UNIT

Oil // district 9 // lease#13859

op: PIONEER ENERGY CORPORATION

cum_oil

8k BBL

cum_gas

0 MCF

wells

1

production

1995-08 — 2016-12

peak_month

1995-11

-- production_history

cum_oil: 7,730 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

322 BBL/mo

Di (annual)

107.2%

b-factor

0.4

EUR

5,822 BBL

R-squared

0.679

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER ENERGY CORPORATION34,5002016-05-16
EOF // data source: Texas Railroad Commission // 2026