< leases

MASK HZ UNIT

Oil · District 08 · Lease #48498

Operator: RSP PERMIAN, LLC

Fields: SPRABERRY (TREND AREA)

Cum Oil

5.0M BBL

Cum Gas

8.5M MCF

casinghead

Wells

22

Production

2016-06 — 2026-04

Peak Month

2020-03

Production History

Cum Oil: 5,009,188 BBL Cum Gas: 8,534,227 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

112,131 BBL/mo

Di (annual)

72.5%

b-factor

0.4

EUR

3,044,103 BBL

R-squared

0.967

type

hyperbolic

Operator History (from monthly production reports)

2018-08 — 2026-07 COG OPERATING LLC 96 mo
2016-06 — 2018-07 RSP PERMIAN, LLC 26 mo

Wells (22)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1007LR42-329-47809COG OPERATING LLC111,0002025-05-27
1001BH42-329-47122COG OPERATING LLC110,5002024-07-22
1001JH42-329-47123COG OPERATING LLC19,0002024-07-22
1002LH42-329-47124COG OPERATING LLC19,6002024-07-22
1003BH42-329-47125COG OPERATING LLC110,5002024-07-22
1003JH42-329-47126COG OPERATING LLC19,5002024-07-22
1004LH42-329-47127COG OPERATING LLC111,0002024-07-22
1004MH42-329-47128COG OPERATING LLC111,0002024-07-22
1006JH42-329-47129COG OPERATING LLC111,0002024-07-22
1008MH42-329-47132COG OPERATING LLC111,0002024-06-28
1008JH42-329-47131COG OPERATING LLC111,0002024-06-24
1014H42-329-42215COG OPERATING LLC212,0002018-03-01
1015H42-329-42230COG OPERATING LLC212,0002018-03-01
1016H42-329-42231COG OPERATING LLC212,0002018-03-01
1010H42-329-42109COG OPERATING LLC212,0002018-01-30
1011H42-329-42112COG OPERATING LLC212,0002018-01-08
1008H42-329-41267COG OPERATING LLC112,0002017-02-08
1009H42-329-41269COG OPERATING LLC112,0002016-12-05
1004H42-329-40693COG OPERATING LLC212,0002015-12-14
1005H42-329-40694COG OPERATING LLC212,0002015-12-14
1006H42-329-40695COG OPERATING LLC212,0002015-12-14
1007H42-329-40696COG OPERATING LLC212,0002015-12-14