COX

Oil // district 11 // lease#67976

op: GIEBEL PETROLEUM LTD.

fields: GIEBEL (CFA)

cum_oil

18k BBL

cum_gas

0 MCF

wells

1

production

1998-08 — 2004-07

peak_month

1998-10

-- production_history

cum_oil: 18,480 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

366 BBL/mo

Di (annual)

12.0%

b-factor

0.0

EUR

36,658 BBL

R-squared

0.877

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1GIEBEL, AARON F.17,7001984-01-11
EOF // data source: Texas Railroad Commission // 2026