A hydrograph shows two graphs – a bar chart showing rainfall and a line graph showing discharge from before, during, and after the rain storm. As you can see in the graph below, the peak ...

While the storm has moved on ... according to NWS Spokane. The creek’s hydrograph also marked a flow of more than 14,500 cubic feet per second. To put that into perspective, a cubic foot ...

An elongated basin will produce a lower peak flow and a longer lag time than a rounder basin. Basins with a higher drainage density (number of tributary rivers) collect rain water more quickly ...