GUITAR '5'

Oil · District 08 · Lease #43357

Operator: SM ENERGY COMPANY

Cum Oil

95k BBL

Cum Gas

297k MCF

casinghead

Wells

2

Production

2012-11 — 2026-04

Peak Month

2013-09

Production History

Cum Oil: 94,636 BBL Cum Gas: 296,895 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,360 BBL/mo

Di (annual)

84.4%

b-factor

0.6

EUR

74,437 BBL

R-squared

0.485

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 66 mo
2017-05 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 45 mo
2017-04 — 2017-04 DE OPERATING LLC 1 mo
2017-01 — 2017-03 SM ENERGY COMPANY 3 mo
2016-05 — 2016-12 QSTAR OPERATING LLC 8 mo
2012-11 — 2016-04 ENDEAVOR ENERGY RESOURCES L.P. 42 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HPIONEER NATURAL RES. USA, INC.112,0002012-11-30
1PIONEER NATURAL RES. USA, INC.112,0002012-08-03