Water: Where and How Long to Store

07/27/2010 • Here are some quick pointers to remember for where and how long to store your water: Store water containers in a cool, dry place (if possible) and away from direct sunlight. Store them away from gasoline, kerosene, pesticides, chemicals, or similar substances because the hydrocarbon vapors (from the chemicals) can penetrate the polyethylene plastics (aka our water containers). Do not store containers directly on the concrete (put a layer of cardboard down first or a blanket or some other insulating measure) as the concrete can also leech chemicals through the plastic and into the water. It's also a good idea to store some water more