05335150 - HAY CREEK NEAR MARKVILLE, MN Streamflow potentially affected by regulation1 - No Location.-- latitude 46o05'18" longtitude 92o24'33" Measure number Date Time Discharge, in ft^3;/s Base Flow2 1 1967-09-07 Not Available 2.58 No 2 1970-05-19 Not Available 38.4 Yes 3 1974-09-19 Not Available 2.0 Not Determined 4 1976-09-16 Not Available 0.13 No 5 1979-10-04 Not Available 4.88 No 6 1980-07-17 Not Available 2.53 No 7 2006-09-07 16:39 1.76 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.