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<td colspan=6>
 
<sup>1</sup> All concentration values in mg/L which equals parts per million
 
<sup>1</sup> All concentration values in mg/L which equals parts per million
 +
 
<sup>2</sup> For example, sand, mixed sand/peat and other geologic media
 
<sup>2</sup> For example, sand, mixed sand/peat and other geologic media
 +
 
<sup>3</sup> Grass filter/swale
 
<sup>3</sup> Grass filter/swale
 +
 
<sup>4</sup> See Appendix N discussion
 
<sup>4</sup> See Appendix N discussion
 +
 
<sup>5</sup>Not enough information given in databases to differentiate type of filter so both combined for this entry
 
<sup>5</sup>Not enough information given in databases to differentiate type of filter so both combined for this entry
 
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Revision as of 16:40, 4 February 2013


Pollutant concentrations1 for filtration BMPs.
Link to this table
Pollutant Concentrations1 for Filtration BMPs (Source: ASCE International BMP Database (ww.bmpdatabase.org), Tornes (2005) and Winer (CWP, 2000) (see also Appenidx N)
Practice TSS High-Med-Low3 TP High-Med-Low3 TN5 Cu5 (average of Zn and Cu)
Media Filter2 5-11-16 0.06-0.10-0.19 1.1 0.008 0.060
Vegetative Filter3 13-20-44 0.15-0.24-0.36 1.1 0.008 0.060

1 All concentration values in mg/L which equals parts per million

2 For example, sand, mixed sand/peat and other geologic media

3 Grass filter/swale

4 See Appendix N discussion

5Not enough information given in databases to differentiate type of filter so both combined for this entry