COWDEN RANCH "49"

Oil // district 10 // lease#37159

op: VANGUARD OPERATING, LLC

cum_oil

185k BBL

cum_gas

0 MCF

wells

1

production

2003-09 — 2026-03

peak_month

2003-10

-- production_history

cum_oil: 185,282 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,905 BBL/mo

Di (annual)

13.2%

b-factor

0.2

EUR

209,504 BBL

R-squared

0.941

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2SOUTHWESTERN ENERGY PROD. CO.16,6002003-08-11
EOF // multi-state drilling data platform // 2026