Z09419920                       USGS 
H09419920       3608571145046003232003SW1501000514.11          1300.            
N09419920       GOVERNMENT WASH AT NORTHSHORE RD NR LAS VEGAS BAY
Y09419920       
309419920       19840722  10900               16.22                      
309419920       19980814   2800               23.71                      
309419920       20010309    8902              21.10