PIERCE ESTATES, INC.

Oil // district 3 // lease#4526

op: VINTAGE PETROLEUM, INC.

cum_oil

975k BBL

cum_gas

0 MCF

wells

39

production

1993-01 — 2026-03

peak_month

1996-10

-- production_history

cum_oil: 974,828 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

10,865 BBL/mo

Di (annual)

48.9%

b-factor

1.1

EUR

941,684 BBL

R-squared

0.892

type

hyperbolic

-- wells (39)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
22MCGOWAN WORKING PARTNERS, INC.15,4002010-08-24
22AMCGOWAN WORKING PARTNERS, INC.15,4002010-08-24
61MCGOWAN WORKING PARTNERS, INC.15,3952004-01-23
59MCGOWAN WORKING PARTNERS15,3901997-03-21
59AMCGOWAN WORKING PARTNERS15,3901997-03-21
68AMCGOWAN WORKING PARTNERS15,3951996-03-18
45AMCGOWAN WORKING PARTNERS15,4241995-08-15
86BASS ENTERPRISES PRODUCTION CO.15,3671986-01-13
26BASS ENTERPRISES PRODUCTION CO.15,3591985-08-30
71BASS ENTERPRISES PRODUCTION CO.15,3901985-08-30
88BASS ENTERPRISES PRODUCTION CO.15,4001985-08-30
76BASS ENTERPRISES PRODUCTION CO.25,3901983-09-29
10BASS ENTERPRISES PRODUCTION CO.15,4001983-04-15
142-481-03073--------
1242-481-03153--------
1342-481-81208--------
1442-481-81209--------
1542-481-03078--------
1642-481-03162--------
1842-481-03161--------
18A42-481-03161--------
1942-481-03080--------
242-481-03077--------
2442-481-03149--------
25A42-481-03086--------
2842-481-03164--------
2942-481-03088--------
29 A42-481-03088--------
342-481-81203--------
3442-481-03144--------
3542-481-03146--------
3642-481-03173--------
3742-481-03147--------
542-481-81204--------
642-481-03076--------
7342-481-03172--------
73A42-481-03172--------
8742-481-03092--------
9242-481-03102--------
EOF // data source: Texas Railroad Commission // 2026