Z06062700                       USGS 
H06062700       4635161121612003030049SW100301010.42           5360             
N06062700       Little Porcupine Cr trib nr Helena MT
Y06062700       
306062700       19590606   1.50                0.45                      
306062700       19600512   1.20                0.39                      
306062700       19610522   0.40                0.17                      
306062700       19620602   1.70                0.49                      
306062700       19630520   2.20                0.57                      
306062700       19640608   5.90                1.17                      
306062700       19650501   3.00                0.60                      
306062700       19660507   1.40                0.28                      
306062700       19670529   3.80                0.74                      
306062700       19680514   1.20                0.39                      
306062700       19690625   5.10                1.03                      
306062700       19700505   4.30                0.83                      
306062700       19710502   1.80                0.38                      
306062700       19720514   16.0                3.31                      
306062700       19730423   1.00               -0.20                      
306062700       19810522   20.07                                         
306062700       19890510   6.0027