05316840 - COTTONWOOD RIVER NEAR TRACY, MN Streamflow potentially affected by regulation1 - No Location.-- latitude 44o20'41" longtitude 95o36'50" Measure number Date Time Discharge, in ft^3;/s Base Flow2 1 1968-09-04 Not Available 1.51 Yes 2 1969-09-23 Not Available 2.47 Yes 3 1973-08-29 Not Available 0.03 Yes 4 1974-06-23 Not Available 1.48 Yes 5 1975-09-30 Not Available 1.07 Yes 6 1976-08-18 Not Available 0.0 Yes 7 1980-05-06 Not Available 12.4 Yes 8 1980-10-28 Not Available 2.96 Not Determined 9 1981-08-21 Not Available 0.99 Yes 10 1983-09-12 Not Available 3.5 Yes 11 1996-09-13 13:07 4.62 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.