CHR_ID,ELEVATION,READ_DATE,DATUM_ADJ
46009600,1246.80,1946-10-02,NGVD 29
46009600,1246.65,1948-06-29,NGVD 29
46009600,1247.32,1951-07-29,NGVD 29
46009600,1246.69,1971-10-14,NGVD 29
46009600,1248.11,1992-04-22,NGVD 29