ADAMS B

Oil // district 11 // lease#67971

op: GIEBEL PETROLEUM LTD.

fields: GIEBEL (CFA)

cum_oil

12k BBL

cum_gas

0 MCF

wells

1

production

1998-08 — 2004-07

peak_month

1998-10

-- production_history

cum_oil: 12,190 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

283 BBL/mo

Di (annual)

32.2%

b-factor

1.6

EUR

42,680 BBL

R-squared

0.903

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1GIEBEL, AARON F.17,7001983-07-13
EOF // data source: Texas Railroad Commission // 2026