Y BAR RANCH

Oil · District 1 · Lease #15837

Operator: TALISMAN ENERGY USA INC.

Cum Oil

1.2M BBL

Cum Gas

0 MCF

Wells

16

Production

2011-05 — 2026-03

Peak Month

2013-04

Production History

Cum Oil: 1,196,301 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

37,447 BBL/mo

Di (annual)

99.4%

b-factor

0.6

EUR

1,015,240 BBL

R-squared

0.922

type

hyperbolic

Wells (16)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
I 2HTALISMAN ENERGY USA INC.412,0002013-02-20
I 1HTALISMAN ENERGY USA INC.312,0002013-02-16
E 3HTALISMAN ENERGY USA INC.112,0002012-09-17
E 4HTALISMAN ENERGY USA INC.112,0002012-09-17
E 2HTALISMAN ENERGY USA INC.112,0002012-09-04
E 1HTALISMAN ENERGY USA INC.212,0002012-05-01
B 2HTALISMAN ENERGY USA INC.112,0002012-04-21
B 4HTALISMAN ENERGY USA INC.112,0002012-04-13
B 3HTALISMAN ENERGY USA INC.212,0002012-01-27
C 1HTALISMAN ENERGY USA INC.212,0002012-01-27
C 2HTALISMAN ENERGY USA INC.112,0002012-01-27
C 3HTALISMAN ENERGY USA INC.112,0002012-01-27
D 1HTALISMAN ENERGY USA INC.112,0002012-01-24
D 2HTALISMAN ENERGY USA INC.212,0002012-01-24
B 1HTALISMAN ENERGY USA INC.212,0002012-01-11
1TALISMAN ENERGY USA INC.313,0002011-10-25
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