SPANISH EYES UNIT

Oil · District 01 · Lease #17721

Operator: ATLAS OPERATING LLC

Cum Oil

61k BBL

Cum Gas

26k MCF

casinghead

Wells

1

Production

2014-04 — 2026-03

Peak Month

2014-05

Production History

Cum Oil: 60,824 BBL Cum Gas: 26,480 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,593 BBL/mo

Di (annual)

188.7%

b-factor

0.7

EUR

63,648 BBL

R-squared

0.929

type

hyperbolic

Operator History (from monthly production reports)

2019-11 — 2026-07 ATLAS OPERATING LLC 81 mo
2014-04 — 2019-10 ABRAXAS PETROLEUM CORPORATION 67 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HATLAS OPERATING LLC18,0502014-02-28