GORILLA 20

Oil · District 08 · Lease #42874

Operator: PERMIAN RESOURCES OPERATING, LLC

Cum Oil

1.6M BBL

Cum Gas

2.7M MCF

casinghead

Wells

11

Production

2012-02 — 2026-04

Peak Month

2015-08

Production History

Cum Oil: 1,598,384 BBL Cum Gas: 2,658,919 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

50,546 BBL/mo

Di (annual)

61.3%

b-factor

0.3

EUR

1,407,723 BBL

R-squared

0.861

type

hyperbolic

Operator History (from monthly production reports)

2023-03 — 2026-07 PERMIAN RESOURCES OPERATING, LLC 41 mo
2021-09 — 2023-02 COLGATE OPERATING, LLC 18 mo
2013-08 — 2021-08 OXY USA WTP LP 97 mo
2012-02 — 2013-07 PATRIOT RESOURCES, INC. 18 mo

Wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
14HPERMIAN RESOURCES OPERATING, LLC112,5002015-02-25
12HPERMIAN RESOURCES OPERATING, LLC112,5002015-02-24
13HPERMIAN RESOURCES OPERATING, LLC112,5002015-02-24
15HPERMIAN RESOURCES OPERATING, LLC112,5002015-02-24
16HPERMIAN RESOURCES OPERATING, LLC112,5002015-02-20
17HPERMIAN RESOURCES OPERATING, LLC112,5002015-02-20
11HPERMIAN RESOURCES OPERATING, LLC112,5002014-11-26
4HPERMIAN RESOURCES OPERATING, LLC213,0002013-12-09
2PERMIAN RESOURCES OPERATING, LLC113,0002013-04-01
3PERMIAN RESOURCES OPERATING, LLC113,0002013-04-01
1PERMIAN RESOURCES OPERATING, LLC112,0002011-10-06