RATLIFF "A"

Oil · District 08 · Lease #43109

Operator: DIAMONDBACK E&P LLC

Cum Oil

116k BBL

Cum Gas

367k MCF

casinghead

Wells

4

Production

2011-08 — 2026-04

Peak Month

2012-11

Production History

Cum Oil: 116,493 BBL Cum Gas: 367,308 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,939 BBL/mo

Di (annual)

171.1%

b-factor

0.9

EUR

79,120 BBL

R-squared

0.666

type

hyperbolic

Operator History (from monthly production reports)

2014-09 — 2026-07 DIAMONDBACK E&P LLC 143 mo
2011-09 — 2014-08 BLUESTEM ENERGY HOLDINGS, LLC 36 mo
2011-08 — 2011-08 ADVENTURE EXPLORATION PTRS, LLC 1 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3DIAMONDBACK E&P LLC215,0002012-06-11
4DIAMONDBACK E&P LLC215,0002012-06-11
2DIAMONDBACK E&P LLC211,0002012-01-03
1DIAMONDBACK E&P LLC211,0002011-04-13