STRAIN "20"

Oil · District 08 · Lease #40204

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

196k BBL

Cum Gas

677k MCF

casinghead

Wells

3

Production

2010-05 — 2026-04

Peak Month

2015-05

Production History

Cum Oil: 195,660 BBL Cum Gas: 676,711 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,146 BBL/mo

Di (annual)

30.2%

b-factor

0.1

EUR

138,816 BBL

R-squared

0.732

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2010-05 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 176 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMONDBACK E&P LLC312,0002017-06-29
3DIAMONDBACK E&P LLC112,5002015-01-21
2DIAMONDBACK E&P LLC112,0002013-12-16