COWDEN, C. B. & B. T. "37"

Oil // district 10 // lease#37371

op: VANGUARD OPERATING, LLC

cum_oil

481 BBL

cum_gas

0 MCF

wells

1

production

2004-07 — 2023-12

peak_month

2004-08

-- production_history

cum_oil: 481 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

140 BBL/mo

Di (annual)

878.8%

b-factor

1.3

EUR

2,124 BBL

R-squared

0.961

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SOUTHWESTERN ENERGY PROD. CO.26,6002014-03-07
EOF // data source: Texas Railroad Commission // 2026