Minimum Surface Casing Requirements
Minimum surface casing requirements for protecting fresh and usable water and to meet alternate #1 on Intent to Drill cards, Form C-1
S=Section, T=Township, R=Range
Protect through the Barneston formation plus 20 feet into the underlying formation in Range 5 East. Protect through the Wreford formation plus 20 feet into the underlying formation in Ranges 6, 7, 8 and 9 East. In all cases, set a minimum of 100 feet of surface casing.