ESPY-RUSSELL UNIT

Oil · District 7C · Lease #17951

Operator: SAWYER OIL & GAS LLC

Fields: DANNY MAE (LOWER CISCO "A")

Cum Oil

26k BBL

Cum Gas

0 MCF

Wells

1

Production

2012-03 — 2026-01

Peak Month

2012-08

Production History

Cum Oil: 25,862 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,607 BBL/mo

Di (annual)

626.8%

b-factor

0.9

EUR

14,401 BBL

R-squared

0.580

type

hyperbolic

Operator History (from monthly production reports)

2026-02 — 2026-07 SAWYER OIL & GAS LLC 6 mo

2022-03 — 2026-01 HARVEST PETROLEUM INC. 47 mo

2016-09 — 2022-02 DELFIN OPERATING, LLC 66 mo

2016-05 — 2016-08 ENEXCO, INC. 4 mo

2012-03 — 2016-04 PAINT ROCK OPERATING, LLC 50 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-327-31155	SAWYER OIL & GAS LLC	1	3,000	2012-02-06