HEADLEE

Oil · District 08 · Lease #40039

Operator: RSP PERMIAN, LLC

Cum Oil

2.5M BBL

Cum Gas

3.2M MCF

casinghead

Wells

19

Production

2010-02 — 2026-04

Peak Month

2014-11

Production History

Cum Oil: 2,502,683 BBL Cum Gas: 3,224,541 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

28,180 BBL/mo

Di (annual)

14.5%

b-factor

0.2

EUR

2,837,315 BBL

R-squared

0.711

type

hyperbolic

Operator History (from monthly production reports)

2018-08 — 2026-07 COG OPERATING LLC 96 mo
2011-02 — 2018-07 RSP PERMIAN, LLC 90 mo
2010-02 — 2011-01 PATRIOT RESOURCES, INC. 12 mo

Wells (19)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3915HCOG OPERATING LLC110,2002015-10-16
3914LSCOG OPERATING LLC112,0002015-03-04
3912LSCOG OPERATING LLC112,0002014-10-28
3912MSCOG OPERATING LLC112,0002014-10-24
3911MSCOG OPERATING LLC112,0002014-05-12
3911WBCOG OPERATING LLC112,0002014-05-12
3505LSCOG OPERATING LLC112,0002014-01-27
3911LSCOG OPERATING LLC212,0002013-07-11
3910HCOG OPERATING LLC112,0002013-02-04
3505WBCOG OPERATING LLC112,0002013-01-22
3405COG OPERATING LLC112,0002012-09-27
3402COG OPERATING LLC312,0002012-09-11
3404COG OPERATING LLC112,0002011-12-19
3504COG OPERATING LLC112,0002011-12-19
3503COG OPERATING LLC112,0002011-11-19
3403COG OPERATING LLC112,0002011-07-19
3502COG OPERATING LLC112,0002011-05-12
3501COG OPERATING LLC112,0002010-07-12
3401COG OPERATING LLC212,0002008-09-19