UNOCAL '940'

Oil · District 8A · Lease #66922

Operator: YATES ENERGY CORPORATION

Cum Oil

173k BBL

Cum Gas

6k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

1997-07

Production History

Cum Oil: 172,680 BBL Cum Gas: 5,875 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,282 BBL/mo

Di (annual)

11.8%

b-factor

0.0

EUR

129,714 BBL

R-squared

0.758

type

exponential

Operator History (from monthly production reports)

1993-01 — 2026-07 YATES ENERGY CORPORATION 403 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2YATES ENERGY CORPORATION18,3001997-03-26
1YATES ENERGY CORPORATION28,3001994-12-14