WALTERSCHEID

Oil · District 09 · Lease #18659

Operator: CHOLLA PETROLEUM, INC.

Cum Oil

10k BBL

Cum Gas

40 MCF

casinghead

Wells

1

Production

1993-01 — 1997-10

Peak Month

1993-02

Production History

Cum Oil: 9,789 BBL Cum Gas: 40 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

442 BBL/mo

Di (annual)

66.3%

b-factor

0.0

EUR

7,990 BBL

R-squared

0.655

type

exponential

Operator History (from monthly production reports)

1993-01 — 1998-05 CHOLLA PETROLEUM, INC. 65 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1CHOLLA PETROLEUM INC.13001977-10-31