COOK RANCH 89

Oil · District 7B · Lease #30881

Operator: STASNEY WELL SERVICE, LLC

Fields: COOK RANCH

Cum Oil

3k BBL

Cum Gas

0 MCF

Wells

4

Production

2011-03 — 2026-04

Peak Month

2018-05

Production History

Cum Oil: 2,591 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

41 BBL/mo

Di (annual)

15.8%

b-factor

0.0

EUR

3,079 BBL

R-squared

0.387

type

exponential

Operator History (from monthly production reports)

2011-03 — 2026-07 STASNEY WELL SERVICE, LLC 185 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10STASNEY WELL SERVICE, LLC12,0002015-11-23
18STASNEY WELL SERVICE, LLC12,0002014-07-23
20STASNEY WELL SERVICE, LLC12,0002012-10-26
A 11STASNEY WELL SERVICE, LLC12,0002009-11-17