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− | + | <font size=3>'''Harvested stormwater beneficial uses'''</font size><br> | |
− | + | Link to this [[Harvested stormwater beneficial uses|table]] | |
− | Link to this [[Harvested stormwater beneficial uses|table]] | ||
<table class="sortable"> | <table class="sortable"> | ||
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<tr> | <tr> | ||
<th colspan=2 rowspan=2>Beneficial Uses</th> | <th colspan=2 rowspan=2>Beneficial Uses</th> | ||
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<th colspan=2>Stormwater from rooftops only (rainwater)</th> | <th colspan=2>Stormwater from rooftops only (rainwater)</th> | ||
<th colspan=2>Stormwater</th> | <th colspan=2>Stormwater</th> | ||
</tr> | </tr> | ||
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<tr> | <tr> | ||
<th>Health Criteria Level </th> | <th>Health Criteria Level </th> | ||
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<th>Expected level of effort</th> | <th>Expected level of effort</th> | ||
</tr> | </tr> | ||
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<tr> | <tr> | ||
<td rowspan=7>Outdoor</td> | <td rowspan=7>Outdoor</td> | ||
<td>Sanitary sewer flushing</td> | <td>Sanitary sewer flushing</td> | ||
<td>Limited human exposure at point of use and limited exposure to pathogens upstream of point of use</td> | <td>Limited human exposure at point of use and limited exposure to pathogens upstream of point of use</td> | ||
− | <td> | + | <td>No treatment needed</td> |
<td>Limited human exposure at point of use and limited exposure to pathogens upstream of point of use</td> | <td>Limited human exposure at point of use and limited exposure to pathogens upstream of point of use</td> | ||
− | <td> | + | <td>Minimal (pretreatment)</td> |
</tr> | </tr> | ||
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<tr> | <tr> | ||
<td>Irrigation – low exposure risk</td> | <td>Irrigation – low exposure risk</td> | ||
− | <td | + | <td>Limited human exposure at point of use and limited exposure to pathogens upstream of point of use.</td> |
− | <td> | + | <td>Minimal (pretreatment)<sup>1</sup></td> |
− | <td | + | <td>Limited human exposure at point of use and limited exposure to pathogens upstream of point of use.<sup>1</sup></td> |
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
</tr> | </tr> | ||
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<tr> | <tr> | ||
<td>Irrigation – high exposure risk</td> | <td>Irrigation – high exposure risk</td> | ||
− | <td | + | <td>Limited human contact and controlled access at point of use.<sup>1</sup></td> |
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
− | <td | + | <td>Limited human contact and controlled access at point of use.<sup>1</sup></td> |
− | <td> | + | <td>High (pretreatment + treatment + disinfection)</td> |
</tr> | </tr> | ||
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<tr> | <tr> | ||
<td>Vehicle/building washing</td> | <td>Vehicle/building washing</td> | ||
− | <td | + | <td>Limited human contact and controlled access at point of use.<sup>1</sup></td> |
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
− | <td | + | <td>Limited human contact and controlled access at point of use.<sup>1</sup></td> |
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
</tr> | </tr> | ||
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<tr> | <tr> | ||
<td>Fire fighting</td> | <td>Fire fighting</td> | ||
− | <td | + | <td>Limited human contact and controlled access at point of use.<sup>1</sup></td> |
− | <td> | + | <td>Minimal (pretreatment)</td> |
− | <td | + | <td>Limited human contact and controlled access at point of use.<sup>1</sup></td> |
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
</tr> | </tr> | ||
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<tr> | <tr> | ||
<td>Water features (uncontrolled access)</td> | <td>Water features (uncontrolled access)</td> | ||
<td>Limited human contact and controlled access at point of use.</td> | <td>Limited human contact and controlled access at point of use.</td> | ||
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
<td>Limited human contact and controlled access at point of use.</td> | <td>Limited human contact and controlled access at point of use.</td> | ||
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
</tr> | </tr> | ||
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<tr> | <tr> | ||
<td>Street cleaning/ dust control</td> | <td>Street cleaning/ dust control</td> | ||
− | <td | + | <td>Limited human contact and controlled access at point of use.<sup>1</sup></td> |
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
− | <td | + | <td>Limited human contact and controlled access at point of use.<sup>1</sup></td> |
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
</tr> | </tr> | ||
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<tr> | <tr> | ||
<td rowspan=6>Indoor</td> | <td rowspan=6>Indoor</td> | ||
<td>Fire suppression</td> | <td>Fire suppression</td> | ||
<td>Limited human contact and controlled access at point of use.</td> | <td>Limited human contact and controlled access at point of use.</td> | ||
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
<td>Limited human contact and controlled access at point of use.</td> | <td>Limited human contact and controlled access at point of use.</td> | ||
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
</tr> | </tr> | ||
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<tr> | <tr> | ||
<td>Cooling</td> | <td>Cooling</td> | ||
− | <td | + | <td>Limited human contact and controlled access at point of use.<sup>1</sup></td> |
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
− | <td | + | <td>Limited human contact and controlled access at point of use.<sup>1</sup></td> |
− | <td> | + | <td>High (pretreatment + treatment + disinfection)</td> |
</tr> | </tr> | ||
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<tr> | <tr> | ||
<td>Process /Boiler Water</td> | <td>Process /Boiler Water</td> | ||
− | <td | + | <td>Limited human contact and controlled access at point of use.<sup>1</sup></td> |
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
− | <td | + | <td>Limited human contact and controlled access at point of use.<sup>1</sup></td> |
− | <td> | + | <td>High (pretreatment + treatment + disinfection)</td> |
</tr> | </tr> | ||
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<tr> | <tr> | ||
<td>Flushing</td> | <td>Flushing</td> | ||
− | <td><sup>1</sup> | + | <td>Uncontrolled access at point of use<sup>1</sup></td> |
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
− | <td><sup>1</sup> | + | <td>Uncontrolled access at point of use<sup>1</sup></td> |
− | <td> | + | <td>High (pretreatment + treatment + disinfection)</td> |
</tr> | </tr> | ||
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<tr> | <tr> | ||
<td>Washing</td> | <td>Washing</td> | ||
<td>Uncontrolled access at point of use</td> | <td>Uncontrolled access at point of use</td> | ||
− | <td> | + | <td>Medium (pretreatment + disinfection OR pretreatment + treatment)</td> |
− | <td><sup>1</sup> | + | <td>Uncontrolled access at point of use<sup>1</sup></td> |
− | <td> | + | <td>High (pretreatment + treatment + disinfection)</td> |
</tr> | </tr> | ||
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<tr> | <tr> | ||
<td>Drinking water</td> | <td>Drinking water</td> | ||
<td>Drinking water standards</td> | <td>Drinking water standards</td> | ||
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<td>Drinking water standards</td> | <td>Drinking water standards</td> | ||
− | <td> | + | <td>Drinking water standards</td> |
+ | <td>Drinking water standards</td> | ||
</tr> | </tr> | ||
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</table> | </table> | ||
+ | <font size=1><sup>1</sup>A higher level of treatment that may be required depending on context<br> | ||
+ | Note: In practice, all indoor non potable uses are typically treated to water quality requirements in code and currently require disinfection.</font size> | ||
− | < | + | <noinclude> |
− | + | [[Category:Level 3 - General information, reference, tables, images, and archives/Tables/Harvest and reuse]] | |
− | + | </noinclude> | |
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− |
Harvested stormwater beneficial uses
Link to this table
Beneficial Uses | Stormwater from rooftops only (rainwater) | Stormwater | |||
---|---|---|---|---|---|
Health Criteria Level | Expected level of effort | Health Criteria Level | Expected level of effort | ||
Outdoor | Sanitary sewer flushing | Limited human exposure at point of use and limited exposure to pathogens upstream of point of use | No treatment needed | Limited human exposure at point of use and limited exposure to pathogens upstream of point of use | Minimal (pretreatment) |
Irrigation – low exposure risk | Limited human exposure at point of use and limited exposure to pathogens upstream of point of use. | Minimal (pretreatment)1 | Limited human exposure at point of use and limited exposure to pathogens upstream of point of use.1 | Medium (pretreatment + disinfection OR pretreatment + treatment) | |
Irrigation – high exposure risk | Limited human contact and controlled access at point of use.1 | Medium (pretreatment + disinfection OR pretreatment + treatment) | Limited human contact and controlled access at point of use.1 | High (pretreatment + treatment + disinfection) | |
Vehicle/building washing | Limited human contact and controlled access at point of use.1 | Medium (pretreatment + disinfection OR pretreatment + treatment) | Limited human contact and controlled access at point of use.1 | Medium (pretreatment + disinfection OR pretreatment + treatment) | |
Fire fighting | Limited human contact and controlled access at point of use.1 | Minimal (pretreatment) | Limited human contact and controlled access at point of use.1 | Medium (pretreatment + disinfection OR pretreatment + treatment) | |
Water features (uncontrolled access) | Limited human contact and controlled access at point of use. | Medium (pretreatment + disinfection OR pretreatment + treatment) | Limited human contact and controlled access at point of use. | Medium (pretreatment + disinfection OR pretreatment + treatment) | |
Street cleaning/ dust control | Limited human contact and controlled access at point of use.1 | Medium (pretreatment + disinfection OR pretreatment + treatment) | Limited human contact and controlled access at point of use.1 | Medium (pretreatment + disinfection OR pretreatment + treatment) | |
Indoor | Fire suppression | Limited human contact and controlled access at point of use. | Medium (pretreatment + disinfection OR pretreatment + treatment) | Limited human contact and controlled access at point of use. | Medium (pretreatment + disinfection OR pretreatment + treatment) |
Cooling | Limited human contact and controlled access at point of use.1 | Medium (pretreatment + disinfection OR pretreatment + treatment) | Limited human contact and controlled access at point of use.1 | High (pretreatment + treatment + disinfection) | |
Process /Boiler Water | Limited human contact and controlled access at point of use.1 | Medium (pretreatment + disinfection OR pretreatment + treatment) | Limited human contact and controlled access at point of use.1 | High (pretreatment + treatment + disinfection) | |
Flushing | Uncontrolled access at point of use1 | Medium (pretreatment + disinfection OR pretreatment + treatment) | Uncontrolled access at point of use1 | High (pretreatment + treatment + disinfection) | |
Washing | Uncontrolled access at point of use | Medium (pretreatment + disinfection OR pretreatment + treatment) | Uncontrolled access at point of use1 | High (pretreatment + treatment + disinfection) | |
Drinking water | Drinking water standards | Drinking water standards | Drinking water standards | Drinking water standards |
1A higher level of treatment that may be required depending on context
Note: In practice, all indoor non potable uses are typically treated to water quality requirements in code and currently require disinfection.
This page was last edited on 3 August 2022, at 20:00.