Set Time of Concentration on GISHydroWEB
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| Parameter | Explanation |
|---|---|
| projectname | Project Name (with timestamp) |
| landuse | Land Use Layer |
| tc_method | Tc Method |
| tc_ns (Optional) | Overland flow manning. Optional - Only add if Velocity Method is selected |
| tc_p (Optional) | 2 yr 24 hr precipitation. Optional - Only add if Velocity Method is selected |
| tc_l (Optional) | Overland travel distance. Optional - Only add if Velocity Method is selected |
| tc_paved (Optional) | (Un)Paved boolean. Optional - Only add if Velocity Method is selected |
| tc_sa (Optional) | Flow accumulation threshold for channel flow starting point (acres). Optional - Only add if Velocity Method is selected |
| tc_nc (Optional) | Channel flow manning. Optional - Only add if Velocity Method is selected |
| tc_cwcoef (Optional) | Bankfull width coefficient. Optional - Only add if Velocity Method is selected |
| tc_cwexp (Optional) | Bankfull width exponent. Optional - Only add if Velocity Method is selected |
| tc_cdcoef (Optional) | Bankfull depth coefficient. Optional - Only add if Velocity Method is selected |
| tc_cdexp (Optional) | Bankfull depth exponent. Optional - Only add if Velocity Method is selected |
| tc_cacoef (Optional) | Bankfull cross section area coefficient. Optional - Only add if Velocity Method is selected |
| tc_caexp (Optional) | Bankfull cross section area exponent. Optional - Only add if Velocity Method is selected |
| lfp_correction | Correction factor for rasterized longest flow path lengths, it affects the length of the lfp layer and the slope extracted from the landslope layer |
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Time of Concentration Tc Velocity Method SCS
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