CRUMP-HARRIS #1

Oil // district 13 // lease#30905

op: OSBORN,W.B. OIL & GAS OPERATIONS

cum_oil

8k BBL

cum_gas

0 MCF

wells

1

production

2007-11 — 2026-03

peak_month

2007-12

-- production_history

cum_oil: 8,316 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

358 BBL/mo

Di (annual)

160.0%

b-factor

0.7

EUR

7,366 BBL

R-squared

0.772

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1OSBORN,W.B. OIL & GAS OPERATIONS29,0002007-08-16
EOF // data source: Texas Railroad Commission // 2026