JS PETROLEUM-LITTLETON

Oil · District 04 · Lease #11402

Operator: ALLEGRO INVESTMENTS, INC.

Cum Oil

6k BBL

Cum Gas

22 MCF

casinghead

Wells

1

Production

1993-01 — 1996-10

Peak Month

1993-03

Production History

Cum Oil: 5,521 BBL Cum Gas: 22 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

227 BBL/mo

Di (annual)

47.8%

b-factor

0.3

EUR

7,953 BBL

R-squared

0.955

type

hyperbolic

Operator History (from monthly production reports)

1993-01 — 1997-01 ALLEGRO INVESTMENTS, INC. 49 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ALLEGRO INVESTMENTS INC.12,2001988-03-08