Z09520170                       USGS 
H09520170       3229581125250000404019SW15070202243.00         1309.45          
N09520170       RIO CORNEZ NR AJO, AZ
Y09520170       
309520170       19670709   3460                8.72                      
309520170       19680805   3750                8.90                      
309520170       19690829   1610                7.51                      
309520170       19700816   2300                8.00                      
309520170       19710820   3000                8.44                      
309520170       19720809   2510                8.14                      
309520170       19730819   2620                8.21                      
309520170       19740802   6000                9.70                      
309520170       19750907   2570                8.18                      
309520170       19760904   8030               10.41                      
309520170       19770910   1390                7.33                      
309520170       19771006   7220               10.14                      
309520170       19781111   3360                8.61                      
309520170       1980       0.00Bm