STRAUCH

Oil // district 11 // lease#67584

op: MARALO, LLC

cum_oil

404k BBL

cum_gas

0 MCF

wells

4

production

1996-05 — 2026-03

peak_month

1997-01

-- production_history

cum_oil: 404,135 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

3,945 BBL/mo

Di (annual)

15.5%

b-factor

0.3

EUR

408,892 BBL

R-squared

0.857

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4COG OPERATING LLC17,9002005-05-10
3MARALO, INC.28,1001997-09-30
2MARALO, INC.18,1001996-09-12
1MARALO, INC.19,5501996-03-04
EOF // data source: Texas Railroad Commission // 2026