Z15477770                       USGS 
H15477770       6422401444841000202240SW1908030311.1           1450             
N15477770       SONORA C NR BIG DELTA AK
Y15477770       
315477770       19980526   34.0               29.18                      
315477770       19990515   24.012                                        
315477770       20000522   61.02                                    33.40
315477770       20010523   26.0               29.05   1                  
315477770       20020819   43.012                                        
315477770       20030901   72.0               29.64                      
315477770       20040507    180               30.46                      
315477770       20050620   86.0               29.82