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<th>Hydrologic Soil Group (HSG)</th> | <th>Hydrologic Soil Group (HSG)</th> | ||
<th>Watershed Area (acre)</th> | <th>Watershed Area (acre)</th> | ||
− | <th>Watershed Imperviousness</th> | + | <th>Watershed Imperviousness (%)</th> |
− | <th>Average Storm Event Runoff Volume<sup>1</sup></th> | + | <th>Average Storm Event Runoff Volume (acre-ft)<sup>1</sup></th> |
<th>Average Annual Runoff Volume Reduction<sup>2</sup></th> | <th>Average Annual Runoff Volume Reduction<sup>2</sup></th> | ||
</tr> | </tr> | ||
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2 - Assumes stormwater storage volume for reuse equivalent to the average storm event runoff volume and that the application area is sufficient to handle an irrigation application rate of 1"/week over the application area & irrigation period from May through September</sup></font size> | 2 - Assumes stormwater storage volume for reuse equivalent to the average storm event runoff volume and that the application area is sufficient to handle an irrigation application rate of 1"/week over the application area & irrigation period from May through September</sup></font size> | ||
− | <noinclude>[[ | + | <noinclude> |
+ | [[Category:Level 2 - Case studies and examples/Examples]] | ||
+ | [[Category:Level 3 - General information, reference, tables, images, and archives/Tables/Harvest and reuse]] | ||
+ | </noinclude> |
Examples of the estimated runoff volume reduction for a stormwater reuse storage system sized for the average storm event runoff volume
Link to this table
Hydrologic Soil Group (HSG) | Watershed Area (acre) | Watershed Imperviousness (%) | Average Storm Event Runoff Volume (acre-ft)1 | Average Annual Runoff Volume Reduction2 |
---|---|---|---|---|
B | 10 | 10 | 0.05 | 21.4 |
30 | 0.10 | 26.4 | ||
50 | 0.16 | 24.0 | ||
70 | 0.21 | 21.9 | ||
90 | 0.26 | 21.3 |
1 - Based on 50-year P8 model run from January 1, 1955 through December 31, 2004 utilizing MSP climate data 2 - Assumes stormwater storage volume for reuse equivalent to the average storm event runoff volume and that the application area is sufficient to handle an irrigation application rate of 1"/week over the application area & irrigation period from May through September
This page was last edited on 3 August 2022, at 19:49.