FOUNDERS JOHNSON STATE

Oil · District 08 · Lease #49964

Operator: TALL CITY OPERATIONS III LLC

Fields: PHANTOM (WOLFCAMP)

Cum Oil

307k BBL

Cum Gas

3.0M MCF

casinghead

Wells

1

Production

2017-07 — 2026-04

Peak Month

2018-01

Production History

Cum Oil: 307,221 BBL Cum Gas: 2,984,677 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

12,098 BBL/mo

Di (annual)

116.0%

b-factor

0.9

EUR

446,739 BBL

R-squared

0.963

type

hyperbolic

Operator History (from monthly production reports)

2021-04 — 2026-07 FED OPERATING LLC 64 mo

2018-10 — 2021-03 TALL CITY OPERATIONS III LLC 30 mo

2018-06 — 2018-09 DOUBLE EAGLE OPERATING, LLC 4 mo

2017-07 — 2018-05 FOUNDERS OIL & GAS OPERATING,LLC 11 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1H	42-389-35876	FED OPERATING LLC	1	11,500	2017-04-17