MAY A

Oil · District 02 · Lease #8618

Operator: DOUBLE PLAY OIL & GAS, INC

Fields: MAY RANCH (HOCKLEY)

Cum Oil

60k BBL

Cum Gas

23k MCF

casinghead

Wells

1

Production

1999-05 — 2013-11

Peak Month

1999-07

Production History

Cum Oil: 59,966 BBL Cum Gas: 22,642 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,072 BBL/mo

Di (annual)

74.8%

b-factor

0.8

EUR

49,569 BBL

R-squared

0.532

type

hyperbolic

Operator History (from monthly production reports)

2018-04 — 2026-07 APEX ENERGY, INC. 100 mo

2017-04 — 2018-03 BLUE WING ENERGY, INC. 12 mo

2002-01 — 2017-03 DOUBLE PLAY OIL & GAS, INC 183 mo

1999-05 — 2001-12 APEX ENERGY, INC. 32 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
5	42-025-32949	APEX ENERGY INC.	2	4,150	1999-04-26