HAMMOND

Oil // district 11 // lease#67710

op: MARALO, LLC

cum_oil

380k BBL

cum_gas

0 MCF

wells

4

production

1997-03 — 2026-03

peak_month

2005-11

-- production_history

cum_oil: 379,602 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

7,464 BBL/mo

Di (annual)

142.0%

b-factor

1.0

EUR

269,782 BBL

R-squared

0.988

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4COG OPERATING LLC17,9002005-05-12
3COG OPERATING LLC17,9002005-05-10
2MARALO, INC.28,1001997-09-30
1MARALO, INC.18,1001997-01-14
EOF // data source: Texas Railroad Commission // 2026