CHR_ID,ELEVATION,READ_DATE,DATUM_ADJ
01005900,1268.22,1991-01-03,NGVD 29
01005900,1268.51,1991-05-01,NGVD 29
01005900,1268.30,2008-06-11,NGVD 29
01005900,1267.17,2008-10-01,NGVD 29
01005900,1268.01,2009-11-24,NGVD 29