05131880 - BOWERMAN BROOK AT CALDWELL ROAD NEAR EFFIE, MN Streamflow potentially affected by regulation1 - No Location.-- latitude 47o56'44" longtitude 93o45'52" Measure number Date Time Discharge, in ft^3;/s Base Flow2 1 1969-10-21 Not Available 29.6 No 2 1970-07-28 Not Available 0.27 Yes 3 1970-08-11 Not Available 0.065 Not Determined 4 1970-09-29 Not Available 1.07 Yes 5 1971-08-04 14:15 0.29 Yes 6 1971-09-14 9:10 0.0 Yes 7 1972-06-07 11:05 1.33 Yes 8 1972-09-01 9:40 0.79 Not Determined 9 1975-08-14 10:50 0.0 Yes 10 1976-06-02 11:20 0.09 Yes 11 1976-08-19 9:45 0.0 Yes 12 1976-09-15 9:30 0.0 Yes 13 1980-05-13 10:10 6.12 Not Determined 14 2006-09-06 14:22 0.04 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.