WTH 21-16 G1

Oil · District 08 · Lease #53888

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

462k BBL

Cum Gas

1.8M MCF

casinghead

Wells

1

Production

2019-11 — 2026-04

Peak Month

2020-05

Production History

Cum Oil: 461,633 BBL Cum Gas: 1,792,234 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

11,587 BBL/mo

Di (annual)

43.3%

b-factor

0.0

EUR

321,113 BBL

R-squared

0.725

type

exponential

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2019-11 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 62 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
272DIAMONDBACK E&P LLC210,3302019-03-07