Z11442000                       USGS 
H11442000       3847301203515000606017SW18020129177            2070.00          
N11442000       SILVER C NR PLACERVILLE CA
Y11442000       
311442000       19220530   3860                8.58                      
311442000       19230406   3020                7.80                      
311442000       19240208    915                4.70                      
311442000       19250206   7330               12.00                      
311442000       19260405   2250                6.96                      
311442000       19270221   4260                9.17                      
311442000       19280325  17600               18.00                      
311442000       19290616   4660                9.60                      
311442000       19300422   1560                5.95                      
311442000       19310318   1070                4.97   6                  
311442000       19320512   2780                7.00                      
311442000       19330530   3040                7.20                      
311442000       19340329   2910                7.10                      
311442000       19350408   6240                8.80                      
311442000       19360222   6800                9.00                      
311442000       19370514   3840                7.70                      
311442000       19371211  23000               13.80                      
311442000       19390408   1470                5.58                      
311442000       19400326  10800               11.10                      
311442000       19410511   3180                7.40                      
311442000       19420127   5790                9.24                      
311442000       19430121  15800               12.40                      
311442000       19440508   2320                6.60                      
311442000       19450202  10400               11.00                      
311442000       19451229   3180                7.40                      
311442000       19470503   2110                6.38                      
311442000       19480526   3110                7.34                      
311442000       19490514   3420                7.60                      
311442000       19500122   3680                7.80                      
311442000       19501118  25800               14.25                      
311442000       19520527   4060                8.08                      
311442000       19530427   4820                8.57                      
311442000       19540309   4410                8.31                      
311442000       19550522   2150                6.42                      
311442000       19551223  27500               14.50                      
311442000       19570518   6030                9.22                      
311442000       19580523   4540                8.12                      
311442000       19590110   1300                5.30                      
311442000       19600208   6500                9.15                      
311442000       19610523   1850                5.96