Z01490500                       USGS 
H01490500       3904450754105001024001SW0206000511.60          45.00            
N01490500       CULBRETH MARSH D NR CHAPELTOWN DE
Y01490500       
301490500       19510221    203                4.28                      
301490500       19511221    642                7.27                      
301490500       19530526    397                6.61                      
301490500       19531214    298                5.70                      
301490500       19550813    340                7.25                      
301490500       19560314    264                5.35                      
301490500       19561103   1260                8.52                      
301490500       19580826   1560                9.01                      
301490500       19590101    244                5.05