JOLLY 21

Oil · District 10 · Lease #8931

Operator: UNBRIDLED RESOURCES, LLC

Cum Oil

318k BBL

Cum Gas

1.7M MCF

casinghead

Wells

4

Production

2011-10 — 2026-04

Peak Month

2011-11

Production History

Cum Oil: 317,696 BBL Cum Gas: 1,717,107 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

19,224 BBL/mo

Di (annual)

168.2%

b-factor

0.5

EUR

268,084 BBL

R-squared

0.834

type

hyperbolic

Operator History (from monthly production reports)

2020-11 — 2026-07 UNBRIDLED RESOURCES, LLC 69 mo
2018-04 — 2020-10 4P ENERGY TEXAS, LLC 31 mo
2014-07 — 2018-03 ENERVEST OPERATING, L.L.C. 45 mo
2011-10 — 2014-06 QEP ENERGY COMPANY 33 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HUNBRIDLED RESOURCES, LLC216,5002012-08-24
4HUNBRIDLED RESOURCES, LLC218,0002012-06-12
3HUNBRIDLED RESOURCES, LLC218,0002011-04-01
2HUNBRIDLED RESOURCES, LLC218,0002011-01-28