RIO LLANO 11-10 D

Oil · District 08 · Lease #54296

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

952k BBL

Cum Gas

2.9M MCF

casinghead

Wells

2

Production

2020-01 — 2026-04

Peak Month

2021-08

Production History

Cum Oil: 951,562 BBL Cum Gas: 2,875,861 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

65,602 BBL/mo

Di (annual)

189.8%

b-factor

0.7

EUR

1,155,872 BBL

R-squared

0.873

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2020-01 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 60 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
141DIAMONDBACK E&P LLC19,7122019-10-28
242DIAMONDBACK E&P LLC29,7122019-10-28