NOLTE, WILLIAM, EST.

Oil · District 7B · Lease #8657

Operator: STUBBLEFIELD ENERGY COMPANY

Cum Oil

837 BBL

Cum Gas

39 MCF

casinghead

Wells

2

Production

1993-01 — 1998-04

Peak Month

1993-03

Production History

Cum Oil: 837 BBL Cum Gas: 39 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

86 BBL/mo

Di (annual)

126.0%

b-factor

0.0

EUR

812 BBL

R-squared

0.537

type

exponential

Operator History (from monthly production reports)

1995-10 — 2026-07 STUBBLEFIELD ENERGY COMPANY 370 mo
1993-04 — 1995-09 ALLEGRO OPERATING, INC. 30 mo
1993-01 — 1993-03 OHLHAUSEN OIL COMPANY 3 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4STUBBLEFIELD ENERGY COMPANY12,5001981-06-30
3STUBBLEFIELD ENERGY COMPANY12,9001978-04-14