05335151 - LOWER TAMARACK RIVER NEAR MARKVILLE, MN Streamflow potentially affected by regulation1 - No Location.-- latitude 46o04'49" longtitude 92o23'37" Measure number Date Time Discharge, in ft^3;/s Base Flow2 1 1967-09-07 Not Available 7.93 No 2 1970-05-18 Not Available 136.0 Yes 3 1974-09-19 Not Available 14.2 Yes 4 1976-09-16 Not Available 3.0 No 5 1979-10-04 Not Available 18.8 No 6 1980-07-17 Not Available 4.97 No 7 1998-09-22 10:35 5.69 Not Determined 8 1998-11-11 14:55 84.4 Not Determined 9 1998-12-10 14:50 115.0 Not Determined 10 1999-03-29 11:45 376.0 Not Determined 11 1999-04-07 11:40 994.0 Not Determined 12 1999-07-09 11:40 216.0 Not Determined 13 2000-07-27 11:10 51.1 Not Determined 14 2006-09-07 15:19 6.07 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.