SUMMERS, W. A.

Oil // district 8 // lease#29913

op: PIONEER EXPLORATION, LTD.

fields: OVERALL

cum_oil

70k BBL

cum_gas

0 MCF

wells

12

production

2007-04 — 2026-03

peak_month

2008-08

-- production_history

cum_oil: 69,656 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,454 BBL/mo

Di (annual)

107.8%

b-factor

0.6

EUR

36,564 BBL

R-squared

0.631

type

hyperbolic

-- wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
19PIONEER EXPLORATION, LLC13,9992008-06-04
14PIONEER EXPLORATION, LLC13,9992008-05-30
15PIONEER EXPLORATION, LLC13,9992008-05-30
16PIONEER EXPLORATION, LLC13,9992008-05-30
3PIONEER EXPLORATION, LLC13,3502008-04-23
2PIONEER EXPLORATION, LLC13,3502008-04-03
10PIONEER EXPLORATION, LLC13,3502008-02-28
9PIONEER EXPLORATION, LLC14,2002008-02-27
8PIONEER EXPLORATION, LTD.13,3502008-01-02
7PIONEER EXPLORATION, LTD.13,3502007-12-08
4PIONEER EXPLORATION, LTD.13,3502007-10-30
5PIONEER EXPLORATION, LTD.24,2002007-01-30
EOF // data source: Texas Railroad Commission // 2026