Z09512830                       USGS 
H09512830       3359551121257000404025SW1507010237.80          1890             
N09512830       BOULDER CREEK NR ROCK SPRINGS AZ.
Y09512830       
309512830       19831002   40.0                1.96                      
309512830       19841227    239                3.31                      
309512830       19851126    376                3.87                      
309512830       19870304   32.0                1.91                      
309512830       19880829   2350                7.33                      
309512830       19890206   21.0                1.99                      
309512830       19900814   58.0                2.51                      
309512830       19910301   3230                8.26                      
309512830       19920213   2970                7.98                      
309512830       19930108  10000               10.79