< leases

MCCOY

Oil · District 03 · Lease #12627

Operator: UNION PACIFIC AUSTIN CHALK CO.

Fields: GIDDINGS (AUSTIN CHALK-3)

Cum Oil

100k BBL

Cum Gas

930k MCF

casinghead

Wells

2

Production

1993-01 — 2007-07

Peak Month

1996-05

Production History

Cum Oil: 99,666 BBL Cum Gas: 929,892 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,886 BBL/mo

Di (annual)

203.3%

b-factor

0.4

EUR

67,509 BBL

R-squared

0.786

type

hyperbolic

Operator History (from monthly production reports)

2007-09 — 2010-08 ENERVEST OPERATING, L.L.C. 36 mo
2006-03 — 2007-08 ANADARKO E&P COMPANY LP 18 mo
2002-12 — 2006-02 ANADARKO AUSTIN CHALK COMPANY 39 mo
2001-02 — 2002-11 RME AUSTIN CHALK COMPANY 22 mo
1996-02 — 2001-01 UNION PACIFIC AUSTIN CHALK CO. 60 mo
1993-01 — 1996-01 BROWNING OIL COMPANY, INC. 37 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
242-287-31507BROWNING OIL COMPANY INC.29,2001996-03-01
2RE42-287-31507BROWNING OIL COMPANY INC.29,2001996-03-01