CHADBOURNE RANCH 301

Oil // district 9 // lease#13165

op: WESTPORT OIL AND GAS COMPANY, LP

cum_oil

97k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2006-05

peak_month

1994-05

-- production_history

cum_oil: 97,386 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

3,451 BBL/mo

Di (annual)

56.4%

b-factor

0.0

EUR

73,358 BBL

R-squared

0.955

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4CODA ENERGY, INC.15,8001994-04-01
3CODA ENERGY, INC.15,8001994-01-11
2MJM OIL & GAS, INC.15,9001993-07-06
1ADAMS BRANCH EXPLORATION COMPANY25,9501989-09-22
EOF // data source: Texas Railroad Commission // 2026