Immediate danger to life: call 999 or 112.
UK Ready is an independent information site. Current official instructions for your area take priority over this general guidance.
Sources checked 13 October 2026
First establish what has failed. A local electricity outage does not automatically stop every toilet. However, do not flush if sewage removal has failed, a drain is backing up, or authorities instruct you to stop. Pouring additional water into a blocked or failed system can spread contamination. Contact the water or sewerage provider and follow local advice.
The UK CMOs' exceptional national outage scripts include collecting faeces in sealed plastic bags when sewage systems cannot operate. UK Ready recommends planning a supported temporary toilet arrangement in advance, such as a suitable emergency commode or lined receptacle used according to its instructions. Keep it stable, private and away from food preparation. Do not improvise an unstable seat for someone with limited mobility.
Seal waste securely and keep it away from children, pets, food and clean water. Follow the council's or incident authorities' disposal advice. Do not empty it into surface drains, gardens, streams or rivers, and do not burn it. The national outage script's ordinary-waste contingency is not permission to dispose of every type of contaminated or chemical toilet waste in household bins.
Protect hand hygiene: Wash with soap and safe water after using the toilet, changing nappies or handling waste, and before preparing food. Use small controlled quantities if water is scarce. Alcohol hand sanitiser can be a backup when soap and water are unavailable, but it does not kill norovirus and cannot remove every contaminant.
Separate food-handling supplies from waste-handling supplies. Use gloves for dirty tasks if available, then clean your hands. Clean spills with products used according to their labels. Never mix bleach with other cleaning products or attempt to treat unknown chemical contamination using a household disinfectant.
If someone has vomiting or diarrhoea: Keep their hygiene arrangements separate where practical, clean touch points and seek NHS advice if they cannot retain fluids or are becoming unwell. Infants and frail adults can deteriorate more quickly. Do not automatically assume an outbreak is deliberate poisoning.
If waste containment or safe handwashing cannot be sustained, seek local assistance or safe temporary accommodation. Toilets and water should be part of a sheltering plan, not an afterthought.