"state_well_number","sample_date","entity_code","lab_code","reliability_code","storet_code","flag","const_value","confidence","date_entered"
1242404,7/25/2006 0:00:00,"04","25","11","39033",,"         0.05",,11/20/2007 0:00:00
1242404,7/25/2006 0:00:00,"04","25","11","82612","<","         0.05",,11/20/2007 0:00:00