CARTER BROTHERS

Oil · District 09 · Lease #745

Operator: SPH DEVELOPMENT, LLC

Cum Oil

54k BBL

Cum Gas

22 MCF

casinghead

Wells

8

Production

1993-01 — 2026-03

Peak Month

1993-09

Production History

Cum Oil: 54,313 BBL Cum Gas: 22 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

413 BBL/mo

Di (annual)

12.8%

b-factor

0.4

EUR

55,085 BBL

R-squared

0.913

type

hyperbolic

Operator History (from monthly production reports)

2022-12 — 2026-07 F&H OPERATING COMPANY LLC 44 mo
2013-08 — 2022-11 SPH DEVELOPMENT, LLC 112 mo
1993-01 — 2013-07 CASSITY COMPANY 247 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
18F&H OPERATING COMPANY LLC12,0002014-12-05
16F&H OPERATING COMPANY LLC11,6001993-05-03
1142-009-82925F&H OPERATING COMPANY LLC------
1242-009-30371F&H OPERATING COMPANY LLC------
1342-009-30372F&H OPERATING COMPANY LLC------
1442-009-30468F&H OPERATING COMPANY LLC------
1542-009-30652F&H OPERATING COMPANY LLC------
842-009-82924F&H OPERATING COMPANY LLC------