Fargo, ND, April 7, 2009 -- Don Weisch,a Fargo, ND engineer uses a hand held GPS meter to measure the height of the river in the Edgewood neighborhood in Fargo. His partner, Pat Troal holds the GPS stick .The city is measuring the height of the Red River to ensure that that existing levees are high enough to protect the city. Photo by Patsy Lynch/FEMA