CALVERLEY 37

Oil · District 08 · Lease #44839

Operator: RSP PERMIAN, LLC

Cum Oil

87k BBL

Cum Gas

599k MCF

casinghead

Wells

3

Production

2013-10 — 2026-04

Peak Month

2014-09

Production History

Cum Oil: 87,360 BBL Cum Gas: 598,567 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,122 BBL/mo

Di (annual)

175.8%

b-factor

0.7

EUR

77,886 BBL

R-squared

0.882

type

hyperbolic

Operator History (from monthly production reports)

2018-08 — 2026-07 COG OPERATING LLC 96 mo
2014-09 — 2018-07 RSP PERMIAN, LLC 47 mo
2013-10 — 2014-08 ADVENTURE EXPL PARTNERS II, LLC 11 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ACOG OPERATING LLC112,0002014-03-22
1ACOG OPERATING LLC112,0002013-05-03
6COG OPERATING LLC18,4001997-06-10