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OEHHA developed Public Health Goals (PHGs) of 45 ppm for nitrate (equivalent to 10 ppm nitrate-nitrogen), 1 ppm for nitrite-nitrogen and 10 ppm for joint nitrate/nitrite (expressed as nitrogen) in drinking water.
A Public Health Goal (PHG) of 0.7 mg/L (700 ppb) for trichlorofluoromethane (FC-11) is developed.
A Public Health Goal (PHG) of 0.004 mg/L (4 ppb) is developed for alachlor in drinking water.
A Public Health Goal (PHG) of 500 ppb is developed for picloram in drinking water
A Public Health Goal (PHG) of 70 ppb is developed for 2,4-dichlorophenoxyacetic acid (2,4-D) in drinking water.
A Public Health Goal (PHG) of 20 ppb is developed for antimony and its compounds in drinking water.
A Public Health Goal (PHG) of 1,000 ppb is developed for glyphosate in drinking water.
A Public Health Goal (PHG) of 1.8 ppm is developed for xylene(s) in drinking water.
A Public Health Goal (PHG) of 150 ppb is developed for cyanide in drinking water.
Request for information. Chemicals under consideration for possible listing via the Authoritative Bodies mechanism: 15 Chemicals