Z15918200                       USGS 
H15918200       6950221484536000202185SW190604024              250              
N15918200       SAGAVANIRKTOK R TR NR DEADHORSE AK
Y15918200       
315918200       198806     8.80Bd              7.14  Bd                  
315918200       19890607    140               11.52                      
315918200       19900519    135               11.41                      
315918200       19910530   89.0               10.21                      
315918200       19920601   48.0                8.97                      
315918200       19930527   44.0                8.85                      
315918200       19940605   41.0                8.58                      
315918200       19950510   63.0                9.38   2             10.31
315918200       19960524    142               11.80                      
315918200       19970528    105               10.77                      
315918200       19980517   85.0               10.10   2             10.72
315918200       19990530   46.0                8.58                      
315918200       20000610    128               11.70                      
315918200       20010605   58.0                9.07                      
315918200       20020523   52.0                8.83                      
315918200       20030529   66.0                9.36                      
315918200       20040525   82.0                9.92                      
315918200       20050526   19.0                7.35                      
315918200       20060526   48.09               8.67                      
315918200       20070601   55.09               8.94                      
315918200       20080525   57.09               9.04                      
315918200       20090527   77.09               9.74