BURR "A"

Oil · District 01 · Lease #14650

Operator: TXCO RESOURCES INC.

Cum Oil

11k BBL

Cum Gas

809 MCF

casinghead

Wells

2

Production

2004-11 — 2012-05

Peak Month

2004-12

Production History

Cum Oil: 10,973 BBL Cum Gas: 809 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,617 BBL/mo

Di (annual)

543.9%

b-factor

0.7

EUR

10,654 BBL

R-squared

0.738

type

hyperbolic

Operator History (from monthly production reports)

2010-03 — 2016-02 NEWFIELD EXPLORATION COMPANY 72 mo
2007-07 — 2010-02 TXCO RESOURCES INC. 32 mo
2004-11 — 2007-06 EXPLORATION COMPANY, THE 32 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3031HNEWFIELD EXPLORATION COMPANY35,7002008-07-24
116 HNEWFIELD EXPLORATION COMPANY13,0002004-10-11