CREWS

Oil · District 04 · Lease #13629

Operator: FIRST ROCK, INC.

Cum Oil

82k BBL

Cum Gas

10k MCF

casinghead

Wells

3

Production

2010-06 — 2026-04

Peak Month

2012-02

Production History

Cum Oil: 82,056 BBL Cum Gas: 9,676 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

897 BBL/mo

Di (annual)

15.2%

b-factor

0.0

EUR

70,712 BBL

R-squared

0.639

type

exponential

Operator History (from monthly production reports)

2025-07 — 2026-07 EL MESTENO ENERGY LLC 13 mo
2019-12 — 2025-06 FIRST ROCK, INC. 67 mo
2010-06 — 2019-11 AMERICAN SHORELINE, INC. 114 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5EL MESTENO ENERGY LLC24,3002013-04-05
3EL MESTENO ENERGY LLC14,3002010-03-30
1EL MESTENO ENERGY LLC24,6002010-03-25