CHR_ID,ELEVATION,READ_DATE,DATUM_ADJ
31040300,18.68,1997-05-22,GAGE Hgt
31040300,17.22,1998-05-13,GAGE Hgt
31040300,17.98,1999-05-13,GAGE Hgt
31040300,15.91,2000-05-11,GAGE Hgt
31040300,19.68,2001-05-23,GAGE Hgt
31040300,15.04,2002-05-20,GAGE Hgt