"state_well_number","group_number","c_s_o_indicator","diameter_csg_scn","top_depth","bottom_depth"
7821801,1,"S",5,3500,3590
7822702,1,"C",7,0,
7826504,1,"C",8,0,
7826802,1,"C",9,0,2800
7826802,2,"S",9,2800,3400
7836204,1,"C",14,0,329
7836204,2,"C",8,0,409
7836204,3,"C",7,409,4053
7836204,4,"C",4,4005,4056
7836204,5,"S",4,4056,4256
7836204,6,"C",4,4256,4261
7836205,1,"C",7,0,4100
7836205,2,"S",7,4100,4160
7836205,3,"C",7,4160,4198