OBRIEN, ERIN, ETAL, UNIT 1

Oil · District 03 · Lease #6121

Operator: HOUSTON OIL PROD ENTERPRISES,INC

Fields: HIGH ISLAND

Cum Oil

167k BBL

Cum Gas

69k MCF

casinghead

Wells

2

Production

1993-01 — 2016-12

Peak Month

2008-08

Production History

Cum Oil: 166,651 BBL Cum Gas: 68,940 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,131 BBL/mo

Di (annual)

48.3%

b-factor

0.0

EUR

102,649 BBL

R-squared

0.818

type

exponential

Operator History (from monthly production reports)

2026-01 — 2026-07 BIG LAKE CORPORATION 7 mo
1993-01 — 2025-12 HOUSTON OIL PROD ENTERPRISES,INC 396 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3BIG LAKE CORPORATION18,9002007-01-10
242-167-01975BIG LAKE CORPORATION------