Z15518300                       USGS 
H15518300       6413051491640000202068SW190803082450.00        690              
N15518300       NENANA R NR REX AK
Y15518300       
315518300       19650613  16500               11.75   3                  
315518300       19660609  19100               12.23   3                  
315518300       19670725  63000               14.85                      
315518300       19680614  30800               12.30   2             12.83