GARY "36"

Oil · District 08 · Lease #35200

Operator: COSTILLA ENERGY, INC.

Cum Oil

9k BBL

Cum Gas

3k MCF

casinghead

Wells

1

Production

1996-11 — 1999-04

Peak Month

1997-05

Production History

Cum Oil: 8,677 BBL Cum Gas: 2,800 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,192 BBL/mo

Di (annual)

933.8%

b-factor

1.3

EUR

17,379 BBL

R-squared

0.871

type

hyperbolic

Operator History (from monthly production reports)

1998-12 — 1999-06 CONCHO RESOURCES INC. 7 mo
1996-11 — 1998-11 COSTILLA ENERGY, INC. 25 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1CONCHO RESOURCES INC.110,5001996-09-18