CHR_ID,ELEVATION,READ_DATE,DATUM_ADJ 16008900,145.56,2008-05-31,ASSUMED 16008900,146.44,2008-06-17,ASSUMED 16008900,145.96,2008-07-15,ASSUMED 16008900,144.37,2008-08-25,ASSUMED 16008900,145.06,2008-10-30,ASSUMED 16008900,146.22,2008-11-07,ASSUMED