When tap water is disrupted, source choice matters before treatment starts.
the next-best source if you prepared and stored it safely in advance
a baseline amount to plan for drinking and sanitation
use food-safe containers for storage and avoid old milk jugs
shut off incoming water if officials warn of broken lines or contamination
melted ice is usable if it was made from uncontaminated water
can be an emergency source after turning off gas or electricity first
can be drained from faucets if you let air into the plumbing
use only water from the tank, not the bowl, and only if it is clear and has no additives
liquid from canned fruits or vegetables can be used as a backup source
can be collected but should be treated before drinking
outdoor water sources need treatment before drinking
never drink it because it can contain toxic chemicals
do not drink it because materials and additives can contaminate it
do not drink it because treatment chemicals make it unsafe
never drink it because it can contain sewage, fuel, and debris
do not drink it unless it has been properly distilled
boil, disinfect, or filter it before drinking when appropriate
the safest first choice when it is available and unopened