CHAPPELL, J. E.

Oil // district 9 // lease#713

op: PIONEER EXPLORATION, LTD.

cum_oil

255k BBL

cum_gas

0 MCF

wells

27

production

1993-01 — 2026-03

peak_month

2007-08

-- production_history

cum_oil: 254,998 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,041 BBL/mo

Di (annual)

16.5%

b-factor

0.0

EUR

75,673 BBL

R-squared

0.390

type

exponential

-- wells (27)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
78PIONEER EXPLORATION, LTD.47,5002008-02-02
73PIONEER EXPLORATION, LTD.17,5002007-10-31
77PIONEER EXPLORATION, LTD.17,5002007-02-23
66PIONEER EXPLORATION, LTD.27,5002007-01-19
64PIONEER EXPLORATION, LTD.27,3002006-10-27
62PIONEER EXPLORATION, LTD.27,2002006-10-23
63PIONEER EXPLORATION, LTD.27,4502006-10-23
142-081-01029--------
1542-081-01043--------
1642-081-01154--------
242-081-01030--------
2242-081-01049--------
2842-081-01055--------
342-081-01031--------
3042-081-01057--------
3342-081-01060--------
3642-081-01063--------
3842-081-01065--------
4042-081-01067--------
4142-081-01068--------
4442-081-01071--------
4542-081-01072--------
5042-081-01077--------
5642-081-01083--------
5742-081-01084--------
6142-081-01088--------
742-081-01035--------
EOF // data source: Texas Railroad Commission // 2026