BROWN '48'

Oil · District 08 · Lease #43880

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

36k BBL

Cum Gas

38k MCF

casinghead

Wells

2

Production

2013-03 — 2026-04

Peak Month

2021-09

Production History

Cum Oil: 36,153 BBL Cum Gas: 37,505 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

867 BBL/mo

Di (annual)

72.7%

b-factor

0.7

EUR

35,971 BBL

R-squared

0.699

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2026-07 DIAMONDBACK E&P LLC 19 mo
2019-01 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 72 mo
2017-06 — 2018-12 PETROLEGACY ENERGY II, LLC 19 mo
2013-03 — 2017-05 PIONEER NATURAL RES. USA, INC. 51 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3DIAMONDBACK E&P LLC112,0002013-03-07
1DIAMONDBACK E&P LLC112,0002012-10-19