MATNEY UNIT

Oil · District 09 · Lease #13172

Operator: CHOLLA PETROLEUM, INC.

Fields: HILDRETH

Cum Oil

61k BBL

Cum Gas

40 MCF

casinghead

Wells

4

Production

1993-01 — 2023-02

Peak Month

1993-01

Production History

Cum Oil: 61,259 BBL Cum Gas: 40 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

404 BBL/mo

Di (annual)

16.2%

b-factor

0.0

EUR

29,824 BBL

R-squared

0.765

type

exponential

Operator History (from monthly production reports)

1993-01 — 2026-02 CHOLLA PETROLEUM, INC. 398 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
B 2CHOLLA PETROLEUM INC.26,5001989-06-21
1CHOLLA PETROLEUM, INC.16,2301986-10-13
B 142-337-01187CHOLLA PETROLEUM INC.------
C 142-337-01188CHOLLA PETROLEUM INC.------