PPT-Infiltration and unsaturated flow

Learning objective Be able to calculate infiltration infiltration capacity and runoff rates using the methods described in the Rainfall Runoff workbook chapter 5 and Dingman chapter 6 Problem 1 as an example. Groundwater Hydraulics. Daene C. McKinney. Summary. Confined Aquifer Flow. Continuity Equation. Steady Horizontal Flow. Transmissivity. Unconfined Aquifer Flow. Continuity Equation. Steady Horizontal Flow. Groundwater Hydraulics. Daene C. McKinney. Summary. Distribution of water in subsurface. Unsaturated Flow. Field Capacity. Wilting Point. Water Content. Piezometric Head. Control Volume Analysis. Continuity Equation. Soil Water Processes. P = Q + ET + G . + . Δ. S. Infiltration. Infiltration capacity: . The maximum rate at which water can enter soil. . Infiltration capacity curve:. A graph showing the time-variation of infiltration capacity if the supply were continually in excess of infiltration capacity. . Groundwater Hydraulics. Daene C. McKinney. Summary. Confined Aquifer Flow. Continuity Equation. Steady Horizontal Flow. Transmissivity. Unconfined Aquifer Flow. Continuity Equation. Steady Horizontal Flow. Introduction. Green . Ampt. method. Ponding time . Reading: Applied Hydrology Sections 5.1 to 5.6. depth. Wetting Zone. Transmission. Zone. Transition Zone. Saturation Zone. Wetting Front. q. Infiltration. Open Book. . Answer all questions. Please answer on separate sheets of paper. You may refer to the textbook, notes, solutions to . homeworks. and any other written or printed reference material that you have brought with you. . Soil Water Processes. P = Q + ET + G . + . Δ. S. Infiltration. Infiltration capacity: . The maximum rate at which water can enter soil. . Infiltration capacity curve:. A graph showing the time-variation of infiltration capacity if the supply were continually in excess of infiltration capacity. . flow. (Mays p 310-321). Learning objective. Be able to calculate infiltration, cumulative infiltration and time to ponding using the Green-. Ampt. method as given in Mays Section . 7.4. The rate at which water can infiltrate is important for determining the partition between whether rainfall infiltrates or becomes runoff that flows overland to streams.. (Mays p 310-321). Learning objective. Be able to calculate infiltration, cumulative infiltration and time to ponding using the Green-. Ampt. method as given in Mays Section . 7.4. The rate at which water can infiltrate is important for determining the partition between whether rainfall infiltrates or becomes runoff that flows overland to streams.. From Mays, 2011, Ground and Surface Water Hydrology. Continuity. Moisture Content . . Suction head -|. |.  . Darcy.  . Example 3.7.1. Determine the vertical flux for a soil in which the unsaturated hydraulic conductivity is expressed as a function of the suction head as K=250(. Flow in Aquifers – 2 Unconfined Aquifer Flow Groundwater Hydraulics Daene C. McKinney 1 Summary Unconfined Aquifer Flow Continuity Equation Steady Horizontal Flow Steady Horizontal Flow with Infiltration Tuija Laakso. Design and Management of . W. ater and . W. astewater. Networks 2019. Lecture. . content. What. is . inflow. and . infiltration. ? . Why. . are. . we. . interested. in it?. How to . Green . Ampt. method. Ponding time . Reading: Applied Hydrology Sections 5.1 to 5.6. depth. Wetting Zone. Transmission. Zone. Transition Zone. Saturation Zone. Wetting Front. q. Infiltration. General. Water entering the soil at the ground surface . It replenishes the soil moisture deficiency and the excess moves downward by force of gravity called deep seepage or percolation and builds up the ground water table .