1. Compute water erodibility potential (ep) for each major soil component equal to or greater than 10% of the area of the input geometry2. Return water erodibility potential (ep) for the critical dominant soil component3. Return highest value water erodibility potential (ep) 4. Compute and return weighted average water erodibility potential (ep)
Suggested response JSON below. The wind related response parameters remain as they are.
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Water Erodibility Potential (ep) Result for Critical Dominant Soil Component
Note: Critical dominant soil component is one equal to or greater than 10% of the area of the input geometry having the highest K factor
{
"name": "aoa_crit_dom_water_comp",
"value": "17993699",
"description": “Key value for critical dominant soil component (major component equal to or greater than 10% of area of input geometry, having highest K factor"
},
{
"name": "aoa_crit_dom_water_compname",
"value": "Loring",
"description": “Critical dominant soil component name."
},
{
"name": "aoa_crit_dom_water_comp_area",
"value": "5.78",
"unit": "Acres",
"description": “Critical dominant soil component area."
},
{
"name": "aoa_crit_dom_water_comp_area_pct",
"value": "11.24",
"unit": "Percent",
"description": “Critical dominant soil component area percentage."
},
{
"name": “aoa_crit_dom_water_kfactor",
"value": "0.49",
"description": "An erodibility factor which quantifies the susceptibility of soil particles to detachment by water"
},
{
"name": “aoa_crit_dom_water_lsfactor",
"value": "0.16",
"unit": "feet",
"description": "The calculated distance, using slope_r and lambda, from the point of origin of overland flow to the point where either the slope gradient decreases enough that deposition begins, or the runoff water enters a well-defined channel that may be part of a drainage network or a constructed channel. (Predicting Rainfall Erosion Losses a Guide to Conservation Planning, Agr. Handbook #537, USDA, 1978)."
},
{
"name": "aoa_crit_dom_water_tfactor",
"value": "4.00",
"description": "Soil loss tolerance factor. The maximum amount of erosion at which the quality of a soil as a medium for plant growth can be maintained"
},
{
"name": “aoa_crit_dom_water_ep",
"value": "0.019",
"description": "Calculated water erosion potential for the critical dominant soil component."
},
Water Erodibility Potential (ep) Result for Major Soil Component with Highest Water ep
Note: Soil component must be equal to or greater than 10% of the area of the input geometry. In the following example, the Loring soil has the highest water ep, but could be another different soil component than the critical dominant.
{
"name": "aoa_high_ep_water_comp",
"value": "17993699",
"description": <span>“</span>Key value for soil component equal to or greater than 10% of area of the input geometry, having highest water erodibility potential "
},
{
"name": "aoa_high_ep_water_compname",
"value": "Loring",
"description": “Highest water erodibility soil component name."
},
{
"name": "aoa_high_ep_water_comp_area",
"value": "5.78",
"unit": "Acres",
"description": “Highest water erodibility soil component area."
},
{
"name": "aoa_high_ep_water_comp_area_pct",
"value": "11.24",
"unit": "Percent",
"description": “Highest water erodibility soil component area percentage."
},
{
"name": “aoa_high_ep_water_kfactor",
"value": "0.49",
"description": "An erodibility factor which quantifies the susceptibility of soil particles to detachment by water"
},
{
"name": “aoa_high_ep_water_lsfactor",
"value": "0.16",
"unit": "feet",
"description": "The calculated distance, using slope_r and lambda, from the point of origin of overland flow to the point where either the slope gradient decreases enough that deposition begins, or the runoff water enters a well-defined channel that may be part of a drainage network or a constructed channel. (Predicting Rainfall Erosion Losses a Guide to Conservation Planning, Agr. Handbook #537, USDA, 1978)."
},
{
"name": "aoa_high_ep_water_tfactor",
"value": "4.00",
"description": "Soil loss tolerance factor. The maximum amount of erosion at which the quality of a soil as a medium for plant growth can be maintained"
},
{
"name": “aoa_highest_water_ep",
"value": "0.019",
"description": “Calculated water erosion potential for highest water erodibility soil component"
},
Weighted Average Water Erodibility Potential (ep) Result
Note: Soil component must be equal to or greater than 10% of the area of the input geometry. In the following example, the Loring soil has the highest water ep, but could be another different soil component than the critical dominant.
{
"name": “aoa_weighted_average_water_ep",
"value": "0.015",
"description": “Calculated weighted average water erosion potential for major soil components equal to or greater than 10% of the area of the input geometry"
},