05383900 - MIDDLE BRANCH ROOT RIVER NEAR CHATFIELD, MN Streamflow potentially affected by regulation1 - No Location.-- latitude 43o48'24" longtitude 92o11'18" Measure number Date Time Discharge, in ft^3;/s Base Flow2 1 1969-09-22 14:00 44.7 Yes 2 1970-05-20 18:45 136.0 No 3 1971-08-17 Not Available 37.2 Yes 4 1976-10-14 10:50 19.6 Yes 5 1977-08-24 10:00 26.4 Yes 6 1985-06-20 12:11 47.5 Yes 7 1985-08-05 14:05 32.4 Yes 8 1988-07-01 13:08 31.2 Yes 9 1989-09-21 14:30 30.6 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.