Z09060550                       USGS 
H09060550       3958421064234000808107SW1401000172.6           7185.00          
N09060550       ROCK CREEK AT CRATER, CO.
Y09060550       
309060550       19850506    422                3.97                      
309060550       19860504    3935               4.03                      
309060550       19870424    2275               3.44                      
309060550       19880518    2685               3.62                      
309060550       19890423    2595               3.48                      
309060550       19900524    1605               3.27                      
309060550       19910509    4545               3.86                      
309060550       19920430    2235               3.39                      
309060550       19930629    2725               3.42                      
309060550       19940514    1915               3.36                      
309060550       19950606    3455               3.77                      
309060550       19960518    7465               4.67                      
309060550       19970529    6145               4.29                      
309060550       19980503    3955               4.13                      
309060550       19990525    3995               4.21