Relative pollutant reduction from permeable pavement systems for metals, nitrogen, bacteria, and organics.
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|Metals2||Cadmium, Chromium, Copper, Zinc, Lead, Nickel||Medium/High|
|Nitrogen||Total nitrogen, Total Kjeldahl nitrogen||Medium/High|
|Bacteria||Fecal coliform, e. coli||Insufficient data|
1 Low: < 30%; Medium: 30 to 65%; High: >65%
2 Results are for total metals only