CHR_ID,ELEVATION,READ_DATE,DATUM_ADJ
46001200,1129.76,1960-03-29,NGVD 29
46001200,1129.88,1960-03-31,NGVD 29
46001200,1129.98,1972-04-05,NGVD 29
46001200,1129.56,2001-11-27,NGVD 29