DRUMMOND-SUPERIOR

Oil · District 02 · Lease #8819

Operator: PHERE OPERATING INC

Cum Oil

9k BBL

Cum Gas

0 MCF

Wells

1

Production

2003-08 — 2009-07

Peak Month

2003-09

Production History

Cum Oil: 8,632 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

620 BBL/mo

Di (annual)

187.7%

b-factor

0.5

EUR

7,616 BBL

R-squared

0.854

type

hyperbolic

Operator History (from monthly production reports)

2015-10 — 2019-05 HILCORP ENERGY COMPANY 43 mo
2010-10 — 2015-09 PHERE OPERATING INC 60 mo
2003-08 — 2010-09 MINER, R. C. OIL, INC. 86 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8HILCORP ENERGY COMPANY49,0002013-08-05