Summary of Streamflow Conditions and USGS Low-Flow Activities State Drought Task Force Meeting Oct. 4, 2012 St Paul, MN - Webinar U.S. Department of the.

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Summary of Streamflow Conditions and USGS Low-Flow Activities State Drought Task Force Meeting Oct. 4, 2012 St Paul, MN - Webinar U.S. Department of the Interior U.S. Geological Survey Greg Mitton, USGS, Mounds View, MN [email protected] 763-783-3201 Photo of dry channel at Minnesota River at Montevideo, 1932 Slide 2 2 Nearly half of U.S. experiencing below-normal streamflow http://waterwatch.usgs.gov/new/index.php Comparing lowflow conditions nationally June and Sept., 2012 Slide 3 3 Map of below normal 7-day average streamflow for July 30 and Oct. 1, 2012 http://waterwatch.usgs.gov/new/index.php?m=dryw&r=mn Slide 4 Flow Conditions at USGS gages in Minnesota http://waterdata.usgs.gov/mn/nwis/ current/?type=intro Slide 5 5 Slide 6 6 Slide 7 7 Slide 8 8 Slide 9 9 Slide 10 9 10 Slide 11 11 Slide 12 Summary of current streamflows for 72 USGS stream gages within Minnesota. 28 (39%) locations have flows in the lower 10 th percentile. Mostly in the northern third and south-central parts of state. 28 (39%) locations have flows in the lower 10 th percentile. Mostly in the northern third and south-central parts of state. 27 (38%) locations have flows in the 10-24 th percentile 27 (38%) locations have flows in the 10-24 th percentile 17 (23%) locations have flows in the 25-75 th percentile. Mostly in the west-central part of state. 17 (23%) locations have flows in the 25-75 th percentile. Mostly in the west-central part of state. 12 Slide 13 13 Additional Drought Resources http://mn.water.usgs.gov/infodata/lowflow/ Low-Flow Statistics Web Page Drought-related Web Page http://mn.water.usgs.gov/drought/