Determine the area weighted curve number for a watershed with 60% Roads, hard-surface, and 20% Farmsteads and 20% Straight row small grain with poor hydrologic condition, with Corresponding soil groups of C, D, C, and AMC II. Calculate the effective rainfall P* in this Watershed during a 100 mm storm event.

Q: A 200-acre urban drainage area consists of three different watershed areas as follows: (i) 100-acre…

A:

Q: Question 2 Compute the total volume of rainfall (acre-ft) for each of the storms and watersheds: (a)…

A: Given data Depth of rainfall=3 in Drainage area= 0.25mi2 Rainfall intensity= 0.6in/hr Duration =…

Q: Use a single-triangle unit hydrograph procedure to develop a storm hydrograph for a 1-h, 50-year…

A: Solution; Given that; P=2 CN=80

Q: 3. The average rainfall rate in a watershed with an area of 50 mi² in the upstate of South Carolina…

A: Given that, Watershed area = 50 square miles Average rainfall= 62 inches/year Average stream…

Q: 4. Calculate the weighted curve numbers for a given watershed, comprising 30% agricultural land of…

A: Given Data -  Agricultural land of fair woods (with soil group B)  = 30% Residential area (1/2 acre)…

Q: 4. Calculate the weighted curve numbers for a given watershed, comprising 30% agricultural land of…

A: The percent of land use for a watershed are:- Agricultural land of fair woods (with soil group B) =…

Q: A watershed has four sub-areas. The annual precipitation and evaporation from each of the sub-area…

A: Precipitation is considered as the frozen water that is formed in the atmosphere and after that…

Q: Initial abstraction la a) The area contributing direct run off to a stream b)The degree of vetness…

A: For the first question, the correct option is:Initial abstraction la isb) The degree of wetness of a…

Q: '. (a) Compute the runoff from a 7-in rainfall on a 1500-acre watershed that has hydrologic soil…

A:

Q: 3. A recreational park is built near Buffalo Creek. The stream channel can carry 200 m³/s, which is…

A: Recreational park- peak flow =5 year flow of stream channel =200 m3/s

Q: A hydrologic study is planned for a watershed of 35 km2. How many rain gages are recommended for…

A: i answered the question based on IScode.

Q: A 100-acre watershed that is 80% Industrial and 20% newly graded areas (no vegetation). The…

A:

Q: What would the runoff be if a 3 acre watershed got 10 in/hr rainfall and an average c coefficient of…

A:

Q: An effective rainfall of 2-hour duration produced a flood hydrograph peak of 200 m³/s. The flood…

A:

Q: Determine the composite SCS runoff curve number for a 600-acre basin that is entirely in Soil Group…

A: Area (A) = 600 acre 50% straight row crop has CNsr = 81 50% meadow has CNm = 58 Determine the…

Q: What is the weighted CN for a watershed that is 10% lawns and parks (grass cover on 80% of the area)…

A: To calculate the weighted Curve Number (CN) for the watershed, we first need to calculate the CN…

Q: Indicate how each of the following land uses affect surface runoff, i.e. stormflow (stream…

A: Baseflow: Baseflow is a portion of streamflow that is not directly generated from the surplus of…

Q: hat is all The flow length is 1275 feet, the slope is 2.75 percent, and the soil is group C. Plot…

A: Area of industrial district = 375- acreFlow length (L) = 1275 ft.slope (Y) = 2.75 %soil group CNeed…