Z12345000                       USGS 
H12345000       4604031141322003030081SW1701020554.4           4070             
N12345000       Rock Creek near Darby MT
Y12345000       
312345000       19480527   1500                5.78                      
312345000       19490517   1160                4.66                      
312345000       19500617   1580                5.19                      
312345000       19510618    764                4.09                      
312345000       19520609    802                4.15                      
312345000       19530706    692                3.97                      
312345000       19580527   1180                4.69                      
312345000       19590614   1440                4.85