Floodwater in Prachin Buri, especially Si Maha Phot district with its many waste-sorting, recycling and landfill sites, is reported to carry solvents, used oil and heavy metals from factory runoff. The Department of Health advises avoiding direct contact, not using the water for household use, and wearing masks where odours are strong. If your business operates in or supplies to these districts, check staff safety, stock and equipment exposed to floodwater, and any water supply drawn from the flood zone. Disaster zones cover seven districts and 55,286 households.