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
Wells deeper than 1500 feet and using Alternate I completion set a minimum surface casing of 300 feet in R.11E; 225 feet in R.12E and 13E; 450 feet in R.8E, 9E and 10E. All other wells shall be completed using Alternate II, Appendix B, Area 3, Eastern Surface Casing order. In all cases, set surface casing through all unconsolidated material plus 20 or more feet into the underlying formation.