Including filter system and high-performance Oxadiazon filter.
Oxadiazon is a herbicide used to control weeds and can enter source water through runoff like other lawn or agricultural chemicals. It’s usually found at very low concentrations when present, but many Key Biscayne homeowners prefer to minimize any exposure as a precaution. Because you can’t see or taste it, the only way to know if oxadiazon is in your water is by testing — and treating at the main water line makes it easy to protect every tap in homes across the island.
Clear, pleasant-tasting water can still contain invisible man-made organic chemicals that only a lab can detect. Oxadiazon is typically linked to runoff or incidental contamination rather than the minerals that cause the hard-water scale you might notice around Key Biscayne faucets and fixtures. That means typical hardness or sediment solutions won’t reliably remove it. A whole-house system treats water used for bathing, cooking, laundry and appliances — not just drinking water — which is especially useful for coastal homes where plumbing sees extra wear from salt air.
For lowering oxadiazon levels throughout a house, a whole-house activated carbon filter is the most effective and practical single option for most homes. Activated carbon adsorbs many organic compounds as water passes through, and because oxadiazon is an organic herbicide, carbon filtration is the preferred technology for this group of contaminants. Installed at the main service line, a carbon system treats water for showers, sinks and appliances in one central location for Key Biscayne households.
To work well in a Key Biscayne home, the carbon system needs adequate contact time and the right media type — for example catalytic carbon or high-capacity granular activated carbon rated for VOCs and herbicides. Correct sizing is important because high household flow rates can shorten contact time and reduce adsorption if the tank is undersized. A simple prefilter helps protect the carbon bed from sediment and channeling, which is helpful in our hard-water conditions. Mr. Pure Water can assess your home, recommend the proper whole-house carbon configuration, and ensure consistent oxadiazon reduction across every tap.