Z06446250                       USGS 
H06446250       4326051022545004646102SW101402011.54   1.54                     
N06446250       PORCUPINE CR TRIB NEAR ROCKYFORD SD
Y06446250       
306446250       196806      5007Bd            10.70  Bd                  
306446250       19700612   41.0                3.03                      
306446250       19710905   58.0                3.37                      
306446250       19720724    288                7.34                      
306446250       19730314    217                6.15                      
306446250       19740718    484               10.40                      
306446250       19750616    268                7.00                      
306446250       19760721    363                8.59                      
306446250       19770809    353                8.42                      
306446250       19780827    338                8.16                      
306446250       19790704    346                8.30