Z01640975 USGS H01640975 3937480772719002424021SW020700097.08 944 N01640975 BIG HUNTING CREEK NEAR THURMONT, MD Y01640975 301640975 19830410 3406 3.17 301640975 19840214 9156 4.82 301640975 19850329 37.06 1.10 301640975 19851105 2666 2.85