Z50082000                       USGS 
H50082000       1808490654937007272069SW2101000517.3           49.2             
N50082000       RIO HUMACAO AT HWY 3 AT HUMACAO, PR
Y50082000       
350082000       19600906  40000               31.10                      
350082000       19640712                      50.21                      
350082000       19650811                      51.94                      
350082000       19660909                      52.98                      
350082000       19690808                      20.59                      
350082000       19691109   6000               53.25                      
350082000       19701009  13000               24.10                      
350082000       19830705   9940               15.00                      
350082000       19831105   3500               11.78   5                  
350082000       19841014   1740               10.19