HARGIS

Oil · District 7B · Lease #28827

Operator: UPHAM OIL & GAS COMPANY

Cum Oil

210 BBL

Cum Gas

770 MCF

casinghead

Wells

1

Production

2000-06 — 2002-05

Peak Month

2001-11

Production History

Cum Oil: 210 BBL Cum Gas: 770 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

43 BBL/mo

Di (annual)

486.4%

b-factor

0.4

EUR

160 BBL

R-squared

0.786

type

hyperbolic

Operator History (from monthly production reports)

2001-09 — 2002-11 UPHAM OIL & GAS COMPANY 15 mo
2000-06 — 2001-08 UPHAM, CHESTER R., JR. 15 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UPHAM OIL & GAS COMPANY25,0002002-07-23