Z15272502 USGS H15272502 6057411490754000202020SW1902030244.3 100 N15272502 GLACIER C AT ALYESKA HIGHWAY AT GIRDWOOD, AK Y15272502 315272502 20180511 3120 28.28 315272502 20181016 3810 27.90 2 28.12 315272502 20191209 3120 28.54 315272502 20201002 3490 28.80 315272502 20211031 2900 28.85 315272502 20230826 2900 28.69