CRABB, R.C.

Oil // district 10 // lease#24641

op: CHISOS OPERATING, INC.

cum_oil

668 BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2003-08

peak_month

1994-04

-- production_history

cum_oil: 668 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

79 BBL/mo

Di (annual)

416.1%

b-factor

0.0

EUR

228 BBL

R-squared

0.832

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2CHISOS OPERATING, INC.25,1031988-08-11
2 UCHISOS OPERATING, INC.25,1031988-08-11
3CHISOS OPERATING, INC.14,0001984-03-06
4 AABELL, GEORGE T.15,2631977-07-14
EOF // data source: Texas Railroad Commission // 2026