Select laboratory network Air and indoor environment 35 Human biomonitoring 101 Water 42 Water 42 Filter Reset filters Type of laboratory PARC member 2 External laboratory 4 Substance group Alkylphenols 1 Bisphenols 1 Metals and trace elements 4 Per- and polyfluoroalkyl substances (PFAS) 2 Pesticides-azoles 2 Pesticides-glyphosate 1 Pesticides-neonicotinoids 2 Pesticides-organochlorines 2 Pesticides-organophosphorus 3 Pesticides-others 3 Pesticides-pyrethroids 2 Phthalates 1 Polychlorinated biphenyls (PCBs) 1 Polycyclic aromatic hydrocarbons (PAHs) 2 Volatile organic compounds (VOCs) 2 Matrix Surface water 39 Drinking/Tap water 32 Ground water 27 Treated sewage/outlet 17 Mineral/Spring water 16 Untreated sewage/inlet 14 Saline/Marine water 10 Leachate 8 Industrial effluent outlet 8 Regenerated water 7 (-) Process water 6 Recreational water 6 Healthcare water 4 Other water 2