RICHARDS "45"

Oil · District 08 · Lease #39773

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

87k BBL

Cum Gas

53k MCF

casinghead

Wells

3

Production

2008-07 — 2026-04

Peak Month

2024-10

Production History

Cum Oil: 86,973 BBL Cum Gas: 53,116 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

809 BBL/mo

Di (annual)

16.4%

b-factor

1.1

EUR

138,137 BBL

R-squared

0.814

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2008-07 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 198 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMONDBACK E&P LLC19,2202018-01-19
4DIAMONDBACK E&P LLC212,0002017-11-10
3DIAMONDBACK E&P LLC112,0002008-04-26