Z06699000                       USGS 
H06699000       3917291054151000808093SW1019000145.5           9037             
N06699000       ROCK CREEK NEAR JEFFERSON, CO
Y06699000       
306699000       19870609    147                5.56                      
306699000       19880804    137                5.49                      
306699000       19890730   57.0                4.77                      
306699000       19900709   50.012