04015350 - FRENCH RIVER NEAR DULUTH, MN Streamflow potentially affected by regulation1 - No Location.-- latitude 46o53'59" longtitude 91o53'32" Measure number Date Time Discharge, in ft^3;/s Base Flow2 1 1970-08-10 15:00 0.7 No 2 1971-09-22 12:30 0.71 Yes 3 1974-07-01 18:00 3.78 Yes 4 1974-07-30 12:30 2.89 Yes 5 1974-09-24 12:45 1.68 Yes 6 1975-10-07 13:25 4.8 No 7 1976-06-07 12:50 0.71 Yes 8 1976-09-07 13:35 0.62 Yes 9 1980-05-16 8:10 5.68 Yes 10 1986-07-10 10:30 10.2 Not Determined 11 1987-05-14 12:55 6.28 Not Determined 12 2006-07-12 13:25 3.22 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.