CHR_ID,ELEVATION,READ_DATE,DATUM_ADJ
24002400,1221.02,1994-06-07,NGVD 29
24002400,1221.01,1994-06-13,NGVD 29
24002400,76.70,1994-07-21,ASSUMED
24002400,76.60,1994-08-11,ASSUMED
24002400,1221.00,2001-02-13,NGVD 29