SHANKLES, J. M.

Oil // district 13 // lease#28450

op: WHITE MARLIN OPERATING CO, LLC

cum_oil

98k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2026-03

peak_month

1996-12

-- production_history

cum_oil: 98,065 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

348 BBL/mo

Di (annual)

3.5%

b-factor

0.7

EUR

115,464 BBL

R-squared

0.405

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1GRACE PETROLEUM CORP.212,6251992-11-16
EOF // multi-state drilling data platform // 2026