05337900 - SNAKE RIVER AT GRASSTON, MN Streamflow potentially affected by regulation1 - No Location.-- latitude 45o47'19" longtitude 93o08'48" Measure number Date Time Discharge, in ft^3;/s Base Flow2 1 1967-09-07 10:00 64.1 Not Determined 2 1969-08-25 17:00 61.9 Not Determined 3 1970-05-19 11:55 340.0 Not Determined 4 1974-09-16 11:10 163.0 Not Determined 5 1976-09-24 14:20 51.6 Not Determined 6 1980-05-28 20:11 106.0 Not Determined 7 1988-06-23 10:33 58.6 Not Determined 8 2006-07-07 12:49 84.7 Yes Notes: 1 Regulation includes human influences on streamflow from causes such as hydropower, reservoirs, water supplies, or wastewater discharges. 2 Base flow is defined as a period of at least 10-14 days without precipitation that produces detectable runoff.