This survival kit should be ready in the event that it is needed. Place it in a safe spot away from the house in a shed or the trunk of a vehicle. It contains the essential things that you will need to live for 3 days. You can design it to fit your needs but it should contain the following as a minimum:
Bottled water (3 gallons per person)
Water filter and purification tablets
Food (non-perishable) little or no cooking required