CHR_ID,ELEVATION,READ_DATE,DATUM_ADJ
56038200,1330.46,1999-09-16,NGVD 29
56038200,1330.23,1999-10-27,NGVD 29
56038200,1330.20,2000-02-16,NGVD 29
56038200,1329.60,2004-07-16,NGVD 29