Stormwater Controls

Control of Stormwater Contamination From Normal Business Operations

Testing Data | Retain Drain Filtration Results

Retain Drain with Adsorb-it sorbent was highly effective in removing organic pollutants and suspended solids from the sample. Especially notable is the reduction in oil and grease, diesel, and motor oil between the filtered and unfiltered samples. 

EPA | Protecting Water Quality from Urban Runoff

The most recent National Water Quality Inventory reports that runoff from urbanized areas is the leading source of water quality impairments to surveyed estuaries and the third-largest source of impairments to surveyed lakes. 

Voucher Program: Seattle | King County

On approval, you will receive reimbursement for 75% of the costs, up to $599, for making recommended improvements.