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| * [[Vegetation|Vegetative cover]] and, | | * [[Vegetation|Vegetative cover]] and, |
| * [[Enhanced swales: Specifications|Length of the swale.]] | | * [[Enhanced swales: Specifications|Length of the swale.]] |
− |
| |
| | | |
| {|class="wikitable" | | {|class="wikitable" |
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| !'''Reference''' | | !'''Reference''' |
| |- | | |- |
− | |rowspan="4" style="text-align: center;" | Grass Swale | + | |rowspan="6" style="text-align: center;" | Grass Swale |
| |style="text-align: center;" |Virginia | | |style="text-align: center;" |Virginia |
| |style="text-align: center;" |0% | | |style="text-align: center;" |0% |
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| |style="text-align: center;" |Various Locations | | |style="text-align: center;" |Various Locations |
| |style="text-align: center;" |40% | | |style="text-align: center;" |40% |
− | |style="text-align: center;" |Strecker et al.(2004)<ref>Strecker, E., Quigley, M., Urbonas, B., Jones, J. 2004. State-of-the-art in comprehensive approaches to stormwater. The Water Report. Issue 6. August 15,2004. </ref> | + | |style="text-align: center;" |Strecker ''et al''.(2004)<ref>Strecker, E., Quigley, M., Urbonas, B., Jones, J. 2004. State-of-the-art in comprehensive approaches to stormwater. The Water Report. Issue 6. August 15,2004. </ref> |
| |- | | |- |
| |style="text-align: center;" |France | | |style="text-align: center;" |France |
− | |style="text-align: center;" |27-41% | + | |style="text-align: center;" |27 to 41% |
− | |style="text-align: center;" |Barrett ''et al''. (2004)<ref>Barrett, M.E. 2008. Comparison of BMP Performance Using the International BMP Database. Journal of Irrigation and Drainage Engineering. September/October. pp. 556-561.</ref> | + | |style="text-align: center;" |Barrett ''et al''. (2004)<ref>Barrett, M.E. 2008. Comparison of BMP Performance Using the International BMP Database. Journal of Irrigation and Drainage Engineering. September/October. pp. 556-561 </ref> |
| |- | | |- |
− | |style="text-align: center;" |Washington | + | |style="text-align: center;" |Maryland |
− | |style="text-align: center;" |97 to 100% | + | |style="text-align: center;" |59% |
− | |style="text-align: center;" |Brattebo and Booth (2003)<ref name="example2">Brattebo, B. and D. Booth. 2003. Long term stormwater quantity and quality | + | |style="text-align: center;" |Davis ''et al''. (2012)<ref>Davis, A.P., Stagge, J.H., Jamil, E. and Kim, H. 2012. Hydraulic performance of grass swales for managing highway runoff. Water research, 46(20), pp.6775-6786. http://www.jstagge.com/assets/papers/Hydraulic%20performance%20of%20grass%20swales%20for%20managing.pdf </ref> |
− | performance of permeable pavement systems. Water Research 37(18): 4369-4376 </ref>
| + | |- |
| + | |style="text-align: center;" |Sweden |
| + | |style="text-align: center;" |40 to 55%, |
| + | |style="text-align: center;" |Rujner ''et al''. (2016)<ref>Rujner, H., Leonhardt, G., Perttu, A.M., Marsalek, J. and Viklander, M. 2016. Advancing green infrastructure design: Field evaluation of grassed urban drainage swales. Modélisation/Models-Contrôle à la source/Source control. http://documents.irevues.inist.fr/bitstream/handle/2042/60477/3B7P03-124RUJ.pdf</ref> |
| + | |- |
| + | |style="text-align: center;" |Seoul, Korea |
| + | |style="text-align: center;" |40 to 75%, |
| + | |style="text-align: center;" |Rujner ''et al''. (2016)<ref>Rujner, H., Leonhardt, G., Perttu, A.M., Marsalek, J. and Viklander, M. 2016. Advancing green infrastructure design: Field evaluation of grassed urban drainage swales. Modélisation/Models-Contrôle à la source/Source control. http://documents.irevues.inist.fr/bitstream/handle/2042/60477/3B7P03-124RUJ.pdf</ref> |
| |- | | |- |
| | colspan="2" style="text-align: center;" |'''<u><span title="Note:This estimate is provided only for the purpose of initial screening of LID practices suitable for achieving stormwater management objectives and targets. Performance of individual facilities will vary depending on site specific contexts and facility design parameters and should be estimated as part of the design process and submitted with other documentation for review by the approval authority" >Runoff Reduction Estimate*</span></u>''' | | | colspan="2" style="text-align: center;" |'''<u><span title="Note:This estimate is provided only for the purpose of initial screening of LID practices suitable for achieving stormwater management objectives and targets. Performance of individual facilities will vary depending on site specific contexts and facility design parameters and should be estimated as part of the design process and submitted with other documentation for review by the approval authority" >Runoff Reduction Estimate*</span></u>''' |
− | |colspan="2" style="text-align: center;" |'''20% on [[Soil groups|HSG A or B soils]];''' | + | |colspan="2" style="text-align: center;" |'''49% on [[Soil groups|HSG A or B soils]];''' |
| '''10% on [[Soil groups|HSG C or D soils]]''' | | '''10% on [[Soil groups|HSG C or D soils]]''' |
| |- | | |- |