Z06485910 USGS H06485910 4237350963055004646127SW101702038400 7516 1070 N06485910 BIG SIOUX RIVER NEAR JEFFERSON, SD Y06485910 306485910 20150710 5310 17.78 306485910 20160504 11000 24.04 306485910 20170524 7940 20.92 306485910 20180625 38300 38.40 306485910 20190317 54700 40.42 306485910 20200401 12100 24.55 306485910 20210831 3590 14.48 306485910 20220602 6430 17.57 306485910 20230415 11200 22.39