CCA News & Information Articles

How safe is your mulch? It's hard to tell 06-02-2003 The common landscaping mulch many use around their yards could be toxic, because mulch sometimes comes from chemically treated wood. Whenever that happens, arsenic residue might end up as close as your front door. DEP tests confirm high levels of arsenic in mulch. In results from a primate study conducted by DEP, the study found that 30 percent of arsenic is retained in the body, said Fitzsimmons Impact of chromated copper arsenate (CCA) in wood mulch. 06-27-2003 Less than 0.1% CCA-treated wood would cause a mulch to exceed Florida's residential clean soil guideline for arsenic (0.8 mg/kg). State plays down PCB risks 01-11-2003 Arsenic contamination believed to be from cca mulch