Examples of potential exposure types and pathways
Link to this table
Exposure Types Exposure Pathways
Skin contact
  • Hand watering with harvested stormwater.
  • Contact with irrigation mist or runoff
  • Contact during use (washing, flushing)
  • Contact during recreation
Direct ingestion
  • Cross-contamination of drinking water supply with harvested stormwater
  • Ingestion of irrigation mist or spray
  • Ingestion of irrigated fruits and vegetables
Indirect ingestion
  • Ingestion of bio-accumulated pollutants in food crops irrigated with harvested water
  • Ingestion via hand-to-mouth after contact with irrigated areas
  • Irrigation mist
  • Water agitation

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