CHR_ID,ELEVATION,READ_DATE,DATUM_ADJ
58007800,1066.05,1987-03-02,NGVD 29
58007800,1066.05,1987-04-02,NGVD 29
58007800,1064.65,1988-04-29,NGVD 29
58007800,1064.57,1989-05-03,NGVD 29
58007800,1064.03,1990-05-24,NGVD 29