4/30/2023 0 Comments Hec geohms arcgis 10.4In particular, SCS-CN (Soil Conservation Curve Number) is a model through which the estimation of the direct runoff can be achieved. Multi layers like soil layer, DEM and Land Use Land Cover layer was combined and CN grid map was prepared. Arc View GIS 10.4 with Arc Info, Arc Hydro Tool and Geospatial Hydrologic Modeling Extension (HEC-Geo HMS version 10.3) model for Arc View GIS 10.3. The study is carried out with a purpose to apply various techniques and models for the delineation of catchment and developing methods in order to calculate the Curve Numbers for the Manendragarh watershed (1023.96 Km2 ) of upper Hasdeosubbasin, by implementing three software’s i.e.
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