CALDWELL

Oil · District 05 · Lease #2812

Operator: ROBERTS & HAMMACK, INC.

Cum Oil

15k BBL

Cum Gas

27k MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

1994-08

Production History

Cum Oil: 14,925 BBL Cum Gas: 26,764 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

99 BBL/mo

Di (annual)

8.2%

b-factor

0.1

EUR

15,370 BBL

R-squared

0.889

type

hyperbolic

Operator History (from monthly production reports)

2007-03 — 2026-07 ROBERTS & HAMMACK INC. 233 mo
1993-01 — 2007-02 ROBERTS & HAMMACK, INC. 170 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ROBERTS & HAMMACK INC.16,0001984-09-12