CHR_ID,ELEVATION,READ_DATE,DATUM_ADJ
71004900,1013.10,1997-08-01,NGVD 29
71004900,1011.73,1998-11-25,NGVD 29
71004900,1011.81,1998-12-08,NGVD 29
71004900,1010.60,2002-01-09,NGVD 29