ZIMMER, JOHN

Oil // district 2 // lease#9202

op: PETRA OLEUM CORP.

cum_oil

18k BBL

cum_gas

0 MCF

wells

1

production

2008-03 — 2024-04

peak_month

2008-04

-- production_history

cum_oil: 17,995 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,422 BBL/mo

Di (annual)

233.4%

b-factor

0.7

EUR

20,716 BBL

R-squared

0.882

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7PETRA OLEUM CORP.43,6002008-03-26
EOF // data source: Texas Railroad Commission // 2026