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Atrazine regulations

What are the guidelines/regulations for atrazine exposure?


Environmental Protection Agency (EPA)

  • Maximum contaminant level: 3 μg/L
  • Maximum contaminant level Goal: 3 μg/L

Food and Drug Administration (FDA)

  • Bottled water (maximum allow level): 3 μg/L

World Health Organization (WHO)

  • Drinking water guideline: 2 μg/L


National Institute of Occupational Safety and Health (NIOSH)

  • Recommended exposure limit, 8-hour time weighted average (TWA): 5 mg/m3

American Conference of Governmental Industrial Hygienists (ACGIH)

  • Threshold limit value, TWA− 5 mg/m3

From:  ATSDR - Atrazine." Agency for Toxic Substances and Disease Registry. Dec. 2007.