CYPERT D 57-51

Oil · District 08 · Lease #52848

Operator: ENDEAVOR ENERGY RESOURCES L.P.

Cum Oil

644k BBL

Cum Gas

3.4M MCF

casinghead

Wells

3

Production

2019-04 — 2026-04

Peak Month

2021-03

Production History

Cum Oil: 644,340 BBL Cum Gas: 3,416,830 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

39,921 BBL/mo

Di (annual)

531.9%

b-factor

1.1

EUR

610,529 BBL

R-squared

0.714

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2019-04 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 69 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
242DIAMONDBACK E&P LLC111,0002019-03-20
141DIAMONDBACK E&P LLC111,0002019-03-19
243DIAMONDBACK E&P LLC111,0002019-03-19