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Infiltration Basin Pollutant Load Reduction

Relative pollutant reduction from infiltration systems for metals, nitrogen, bacteria, and organics.
Pollutant Category Constituent

Treatment Capabilities

(Low = < 30%; Medium = 30-65%;

High = 65 -100%)

Metals1 Cr, Cu, Zn High2
Ni, Pb
Nutrients Total Nitrogen, TKN Medium/High
Bacteria Fecal Coliform, E. coli High
Organics   High
1 Results are for total metals only
2 Treatment capabilities are based mainly on information from sources that referenced only metals as a category and did not provide individual efficiency for specific metals