JOHNSON 1-51

Oil · District 08 · Lease #41420

Operator: SHELL WESTERN E&P

Cum Oil

362k BBL

Cum Gas

673k MCF

casinghead

Wells

2

Production

2011-02 — 2026-04

Peak Month

2011-03

Production History

Cum Oil: 361,773 BBL Cum Gas: 673,133 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,375 BBL/mo

Di (annual)

12.3%

b-factor

0.0

EUR

328,936 BBL

R-squared

0.357

type

exponential

Operator History (from monthly production reports)

2021-09 — 2026-07 PDEH LLC 59 mo
2012-10 — 2021-08 SHELL WESTERN E&P 107 mo
2011-02 — 2012-09 CHESAPEAKE OPERATING, INC. 20 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HPDEH LLC112,0002011-12-06
1HPDEH LLC212,0002010-09-07