RAMSEY "1"

Oil · District 08 · Lease #38585

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

63k BBL

Cum Gas

48k MCF

casinghead

Wells

1

Production

2007-11 — 2020-11

Peak Month

2008-06

Production History

Cum Oil: 62,780 BBL Cum Gas: 48,367 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,420 BBL/mo

Di (annual)

59.6%

b-factor

0.8

EUR

78,903 BBL

R-squared

0.794

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2007-11 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 206 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMONDBACK E&P LLC212,0002017-11-10