Examples of potential exposure types and pathways 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 Inhalation Irrigation mist Water agitation