Z15518000                       USGS 
H15518000       6350431485637000202068SW190803081910           1270.22          
N15518000       NENANA R NR HEALY AK
Y15518000       
315518000       19510904  19300                9.23   3                  
315518000       19520728  28500               10.83   3                  
315518000       19530624  27900               10.73   3                  
315518000       19540731  25200               10.29   3                  
315518000       19550824  27800               10.86   3                  
315518000       19560731  19400                9.38   3                  
315518000       19570607  21000                9.70   3                  
315518000       19580802  16500                8.90   3                  
315518000       19590705  16900                8.88   3                  
315518000       19600525  20500                9.26   3                  
315518000       19610803  32700               11.53   3                  
315518000       19620614  39000               12.51   3                  
315518000       19630825  19900                9.97   3                  
315518000       19640710  21900                9.85   3                  
315518000       19650627  20400               10.10   3                  
315518000       19660611  22500               10.43   3                  
315518000       19670724  46800               13.40   3                  
315518000       19680613  22000               10.35   3                  
315518000       19690617  13900                8.85   3                  
315518000       19700722  17200                8.80   2             10.25
315518000       19710612  23500               10.05                      
315518000       19720616  22800                9.92                      
315518000       19730721  14900                8.32                      
315518000       19740901  200009               9.35                      
315518000       19750620  17000                8.77                      
315518000       19760612   990012                                        
315518000       19770613  23000                9.96                      
315518000       19780706  10700                7.20                      
315518000       19790726  17400                8.85