The CDC recommends storing one gallon of water per person or pet per day in emergency situations—and having at least a three-day supply of water on hand. It’s also a good idea to invest in a water filter—ideally a compact purification tube that can filter large quantities of water and remove nearly all of the bacteria that it might contain. The Emergency Preparedness Kit from LifeStraw, pictured here, includes a gravity-powered water purifier and a straw-like filter that remove bacteria and parasites from your drinking supply. Photo 2 of 11 in 10 Things You Should Absolutely Have in Your Home Emergency Kit

10 Things You Should Absolutely Have in Your Home Emergency Kit

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The CDC recommends storing one gallon of water per person or pet per day in emergency situations—and having at least a three-day supply of water on hand. It’s also a good idea to invest in a water filter—ideally a compact purification tube that can filter large quantities of water and remove nearly all of the bacteria that it might contain. The Emergency Preparedness Kit from LifeStraw, pictured here, includes a gravity-powered water purifier and a straw-like filter that remove bacteria and parasites from your drinking supply.