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 shall set a minimum surface casing of 250 feet in T.25S-R.16E, T.26S-R.16E; 200 feet in T.24, 25 and 26S-R.17E; 225 feet in T.26S-R.13, 14 and 15E; 150 feet in all other areas. All other wells shall use Alternate II rules, Appendix B, Area 2 in R.17E and Area 3 rules in other areas, Eastern Surface Casing order. In all cases, set surface casing through all unconsolidated material plus 20 or more feet into the underlying formation.