Z15980000                       USGS 
H15980000       6942141441154000202185SW19060502687            675              
N15980000       HULAHULA R NR KAKTOVIK AK
Y15980000       
315980000       20110524  128009              27.22   2             27.71
315980000       20120725   6640               26.15                      
315980000       20130617  127009              27.21                      
315980000       20140704   6240               26.06   2             27.54
315980000       20150526   48309              25.70                      
315980000       20160708  13500               27.31                      
315980000       20170724   6870               26.20                      
315980000       20180624   9080               26.64                      
315980000       20190630  16300               27.66                      
315980000       20200626   3740               25.35   2             25.90
315980000       20210704  21200               28.19                      
315980000       20220705  13000               27.29                      
315980000       20230613  132009              27.31