Z06711609                       USGS 
H06711609       3941331050012000808031SW101900027.98                            
N06711609       SANDERSON GULCH AT NAVAJO ST. AT DENVER, CO
Y06711609       
306711609       1987        400BmC            11.50  Bm                  
306711609       19880804    480C              11.70                      
306711609       19890603    215C              10.80                      
306711609       19900720    243C              11.06                      
306711609       19910601    501C              11.87                      
306711609       19920824    310C              10.95                      
306711609       19930602    342C              11.08                      
306711609       19940813    452C              11.48                      
306711609       19950818    517C              11.56                      
306711609       19960822    669C              12.10                      
306711609       19970728    679C              12.08                      
306711609       19980725   1230C              13.05                      
306711609       19990429    407C              11.42