CALVERLEY 12

Oil · District 08 · Lease #45474

Operator: RSP PERMIAN, LLC

Cum Oil

196k BBL

Cum Gas

739k MCF

casinghead

Wells

5

Production

2014-06 — 2026-04

Peak Month

2016-11

Production History

Cum Oil: 196,101 BBL Cum Gas: 738,887 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,009 BBL/mo

Di (annual)

18.0%

b-factor

0.0

EUR

200,004 BBL

R-squared

0.611

type

exponential

Operator History (from monthly production reports)

2019-11 — 2026-07 DIAMONDBACK E&P LLC 81 mo
2018-08 — 2019-10 COG OPERATING LLC 15 mo
2014-09 — 2018-07 RSP PERMIAN, LLC 47 mo
2014-06 — 2014-08 ADVENTURE EXPL PARTNERS II, LLC 3 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ADIAMONDBACK E&P LLC212,0002014-10-22
2DIAMONDBACK E&P LLC18,6002014-08-21
3ADIAMONDBACK E&P LLC112,0002014-03-03
4ADIAMONDBACK E&P LLC112,0002014-03-03
1ADIAMONDBACK E&P LLC112,0002014-02-20