We serve region 10 of the US. We are based out of University of Washington in Seattle. The Pediatric Environmental Health Specialty Units (PEHSUs) are supported by the American Academy of Pediatrics (AAP) and funded (in part) by the cooperative agreement FAIN: NU61TS000296 with the Centers for Disease Control and Prevention/Agency for Toxic Substances and Disease Registry (CDC/ATSDR). The U.S. Environmental Protection Agency (EPA) supports the PEHSUs by providing partial funding to CDC/ATSDR through Inter-Agency Agreement number DW-75-95877701.