Top 5 Long Term Water Storage Containers: Quick Guide

Imagine a sudden emergency—a natural disaster or a city-wide issue—knocking your regular water supply offline. Where would you turn for safe drinking water? Relying on bottled water bought last week simply won’t cut it when the crisis lasts longer than a day. Choosing the right long-term water storage containers is a massive decision for any prepared household, yet the options can feel overwhelming. Should you choose plastic barrels, stainless steel tanks, or flexible bladders?

Many people worry about leaks, contamination, and the sheer difficulty of finding space for bulky containers. Selecting the wrong type can mean your stored water becomes unsafe or unusable when you need it most. This guide cuts through the confusion. We break down the best materials, sizes, and essential features you must look for in reliable, long-term water storage.

By the end of this post, you will know exactly which type of container best fits your home and budget. Let’s dive into securing your most vital resource.

Top Long Term Water Storage Containers Recommendations

No. 1
Saratoga Farms 5-Gallon Stackable Water Storage Containers, Emergency Water Storage for Camping and Disaster Preparedness, 20 Gallons
  • PORTABLE, STACKABLE WATER CONTAINERS: These 5-gallon water containers are designed with flat bottoms and tops that nestle together to help stack more water in less space. The handles make them ideal for moving around, and the built-in twist breathing ports make it easy to pour out the contents of your containers without them getting air locked. This kit includes 4 individual 5-gallon water containers with lids.
  • 40 DAYS OF DRINKING WATER: It’s recommended to have half a gallon of water per person per day when preparing an emergency water reservoir for your household. This kit provides 4 containers that are 5 gallons each for about 40 days of washing, cooking, or fresh drinking water storage. The amount of water needed varies by a person’s size and use, and each portable container weighs about 40 lbs. when filled with liquid.
  • MADE FROM BPA-FREE HDPE PLASTIC: Our high-quality water containers are made from 100% food-grade plastic, which also makes them useful for storing other liquids or food necessities. They are BPA-free and made from high-density polyethylene (HDPE), so you’ll have a safe, durable, refillable water container that can weather any storm.
  • IDEAL FOR TRAVEL & EMERGENCY STORAGE: If you’re looking for a reliable water container for emergency storage, camping, boating, or beach trips, or even for a watering station for an outdoor event, this kit is exactly what you need. The handle on each 5-gallon container makes it a breeze to transport, and it can easily stack in the back of your car or truck for road-tripping adventures.
  • PREPARE, STORE & SAVE: As a family-founded company with years of experience, we know the importance of preparedness. Our water storage containers and accessories ensure that you’re never without the essentials when you need them the most. We provide high-quality American-made products at the fairest prices possible to help you make the best decisions for yourself and your loved ones.
No. 2
WaterPrepared Stackable Plastic Drinking Water Storage Tank with Spigots, 55 Gallon, Blue - Portable Emergency Hydration Container for Survival or Disaster Preparedness
  • Large 55-Gallon Capacity: Store a reliable emergency water supply for your home, cabin, or survival kit with this high-volume tank for long-term hydration and utility use
  • Stackable Space-Saving Design: Unique built-in grooves and flat surfaces lets you stack multiple tanks securely to maximize storage in garages, sheds, closets or basements
  • Durable BPA-Free Plastic: Constructed from food-grade, UV-proof HDPE to help maintain fresh and clean water and shield contents from heat, weather, and outdoor exposure
  • Convenient Dispensing System: Integrated spigots and utility valves offer easy access and hose compatibility for hydration, cooking, washing, showering or outdoor cleaning needs
  • Built for Preparedness: Made for emergency prep, hunting or fishing properties, disaster readiness, or off-grid living; High-visibility blue tank body color for easy identification
No. 3
55 Gallon Water Preserver Concentrate 5 Year Emergency Disaster Preparedness, Survival Kits, Emergency Water Storage, Earthquake, Hurricane, Safety
  • GUATENTEED POTENCY: Must use within 1 year of manufacturing to ensure potency (Expiration Date on Bottle)
No. 4
Legacy Food Storage Emergency Water Storage Containers, Long Term 5 Gallon Water Tank - 6 Stackable Food Grade Tanks Included, for Camping, Prepping, Survival - 30 Gallon Total Capacity
  • LONG TERM EMERGENCY WATER STORAGE - Made from heavy-duty, BPA-free food-grade plastic, each 5-gallon tank measures 15" x 10" x 12" and weighs about 40 lbs when full. Includes 6 water tanks for a total capacity of 30 gallons.
  • STACKABLE WATER STORAGE CONTAINERS - Designed with stackable ribs on top, these food grade water containers lock into place when stacked. Perfect for maximizing storage space in garages, pantries, or storm shelters.
  • LIGHT-BLOCKING EXTERIOR - Ideal for long term water storage, the dark blue color of the tanks helps block out light, keeping your water fresh for longer. Great for camping and emergency preparedness.
  • SMOOTH POURING WITH SPIGOT & VENT CAP - Each container features a large 2 ¼ inch opening and comes with 8 full sets of 3/4 inch threaded sealed caps, and 2 spigots with prepared caps for easy pouring.
  • CONVENIENT CARRYING HANDLE - Each tank is reusable and includes a built-in handle so it’s easy to fill, move, and manage—even when full. Also includes a strap wrench for securely tightening lids and preventing leaks.
No. 5
Aguaprep 5-Gallon Stackable Water Storage Containers, 5 Gallons Each w/Lids + Spigot, Easy Fill, Survial Supply Emergency Water Storage for Camping and Disaster Preparedness, RV, 30 Gallon (6 Tanks)
  • Durable Storage: Made of food-grade plastic, this water storage container is built to last with a sturdy design able to hold up to 5 gallons of water.
  • Convenient Access: Features a spigot for easy dispensing of water as needed. Each tanks are made flat to give stability while pouring through the spigot.
  • Multiple Lids Included: Comes complete with extra lids - a screw-on lid for transport and storage plus a pour-through lid for simple filling and access.
  • size makes it ideal for use in small spaces like RVs, boats or emergency kits while still providing a good amount of water storage.
  • Leak-Proof Design: Thick walls and secure lids help prevent leaks, keeping stored water fresh for whenever you need it while eliminating mess and waste.
No. 6
AquaBrick 3 Gallon Long Term Water Storage Container, Stackable, BPA Free, Blue (6)
  • Ideal long term water storage container with a 3 gallon capacity.
  • Also serves as a long term food storage container holding 20 lbs of dry goods.
  • The innovative design of the AquaBrick Containers make them the best way to store water for an emergency as they are 100% Leak Proof, easy to fill and pour, and the stackable water storage containers can be easily configured to fit your emergency storage area.
  • Easy to pour and empty out completely.
  • Easy to carry, clean and use.
No. 7
Aguaprep 5-Gallon Stackable Water Storage Containers, Water Treatment,5 Gallons Each w/Lids + Spigot, Easy Fill, Survial Supply Emergency Water Storage for Disaster Preparedness, 20 Gallon (4 Tanks)
  • PORTABLE, STACKABLE WATER CONTAINERS: These 5-gallon water containers are designed with flat bottoms and tops that nestle together to help stack more water in less space. The handles make them ideal for moving around, and the built-in twist breathing Spigots to make it easy to pour out the contents of your containers without them getting air locked. This kit includes 2 individual 5-gallon water containers with lids and spigot.
  • MADE FROM BPA-FREE HDPE PLASTIC: Our high-quality water containers are made from 100% food-grade plastic, which also makes them useful for storing other liquids or food necessities. They are BPA-free and made from high-density polyethylene (HDPE), so you’ll have a safe, durable, refillable water container that can weather any storm.
  • IDEAL FOR TRAVEL & EMERGENCY STORAGE: If you’re looking for a reliable water container for emergency storage, camping, boating, or beach trips, or even for a watering station for an outdoor event, this kit is exactly what you need. The handle on each 5-gallon container makes it a breeze to transport, and it can easily stack in the back of your car or truck for road-tripping adventures.
  • PREPARE, STORE & SAVE: As a family-founded company with years of experience, we know the importance of preparedness. Our water storage containers and accessories ensure that you’re never without the essentials when you need them the most. We provide high-quality American-made products at the fairest prices possible to help you make the best decisions for yourself and your loved one
  • Having a smart plan for emergency water is even more important than food storage. Keeping a safe stock of water storage barrels ensures that you and your family are safe, especially during the first 72 hours of an emergency.
No. 8
Reliance Products Aqua Tainer 7 Gallon Drinking Water Storage Container Tank (4 Pack)
  • Rigid, 7-gallon rectangular water container with molded contour grip
  • Space-saving design for easy storing and stacking when empty
  • New and improved screw-on vent; hideaway spigot for on-demand water dispensing
  • Suitable for outdoors activities and emergency water storage
  • Five-year warranty against manufacturer's defects

Choosing the Right Long-Term Water Storage Containers

Storing water for emergencies is a smart move. When the unexpected happens, having safe drinking water is crucial. This guide helps you pick the best containers to keep your water fresh for years.

Key Features to Look For

Good water storage containers have specific features that keep your water safe and make storage easy. Always check for these important points before you buy.

1. Durability and Strength

  • Crack Resistance: Containers must be strong. They should not crack if bumped or dropped, especially when full of heavy water.
  • Stackability: Look for containers that stack well. This saves valuable space in your closet or basement.

2. Light and UV Protection

  • Opaque Color: The best containers are dark blue, black, or opaque (not see-through). Sunlight causes algae and bacteria to grow. Dark colors block the light effectively.
  • BPA-Free: Ensure the plastic is certified “BPA-free.” BPA is a chemical that can leak into your water over time.

3. Ease of Use

  • Wide Mouth Opening: A large opening makes cleaning the inside easy. You must clean containers regularly to keep water safe.
  • Secure Lids: Lids must seal tightly. A good seal keeps contaminants out and prevents slow leaks.

Important Materials for Water Storage

The material your container is made from heavily affects how long the water stays good and how safe it is.

High-Quality Plastics (Food-Grade)

  • HDPE (High-Density Polyethylene): This is the gold standard. HDPE plastic is very tough, resists punctures, and blocks light well. Most reliable water bricks and barrels use HDPE.
  • Polypropylene (PP): This is another good, sturdy option often used for smaller containers.

Stainless Steel

  • Stainless steel is extremely durable and does not leach chemicals. It is often more expensive but lasts virtually forever. Ensure it is food-grade stainless steel (like 304 grade).

Factors That Improve or Reduce Quality

What makes a container great or terrible often comes down to small details.

Improving Water Quality Over Time

  • Thick Walls: Thicker plastic walls offer better protection against temperature changes and physical damage.
  • Ventilation (When Storing Empty): If the container is empty and stored for a very long time, it should be stored with the lid slightly loose. This allows trapped air to escape and prevents the container from warping.

Reducing Water Quality Over Time

  • Thin Plastic: Cheap, thin plastic degrades faster. It often lets more light and air through, spoiling the water sooner.
  • Improper Cleaning: If the container is not thoroughly cleaned and sanitized before filling, bacteria will grow, regardless of the container quality.
  • Exposure to Heat: Storing containers near a furnace or in direct summer sun rapidly reduces water safety and can warp plastic.

User Experience and Use Cases

Think about how you plan to use the water. This dictates the best shape and size for you.

For Home Shelves (Bulk Storage)

Many people use large 55-gallon blue barrels for storing water in a basement or garage. These hold a lot of water but are hard to move once filled. They are best for long-term, stationary storage.

For Go-Bags and Portability

Water bricks or smaller 5-to-7-gallon containers are excellent if you need to move your supply, like taking it to a vacation cabin or keeping it ready in a vehicle. They fit better on shelves or under beds.

Always remember to rotate your water supply every one to five years, even if the container is high quality. Check the water for any strange smells or cloudiness before use.


10 Frequently Asked Questions (FAQ) About Long-Term Water Storage

Q: How long can I safely store water in these containers?

A: If you use food-grade containers and treat the water properly (using unscented bleach or purification tablets), water can last five years or more. Always check local guidelines.

Q: Should I treat the water before putting it in the container?

A: Yes. Always fill the container with water that has been treated with a small, measured amount of household bleach (check online guides for exact ratios) to kill bacteria.

Q: What is the best place to store my water containers?

A: Store containers in a cool, dark place. Basements or closets away from direct sunlight and heat sources are ideal. Keep them off concrete floors if possible, using wood pallets.

Q: Why must the containers be opaque (not clear)?

A: Clear containers let light in. Light encourages algae and bacteria growth, which makes the water unsafe to drink over long periods.

Q: Is plastic or metal better for long-term storage?

A: Both are good if they are food-grade. Plastic (HDPE) is lighter and cheaper. Metal (stainless steel) is more durable but costs much more.

Q: What does “BPA-free” mean?

A: BPA is a chemical sometimes found in plastics. “BPA-free” means the plastic will not leak this potentially harmful chemical into your drinking water.

Q: How do I clean a large water barrel?

A: You must scrub the inside with a mild soap and rinse thoroughly. Then, sanitize it with a bleach solution before refilling it with fresh water.

Q: Can I store water outside?

A: No. Storing water outside exposes it to extreme temperatures and direct sunlight, which damages the plastic and spoils the water quickly.

Q: What is the standard size for emergency water containers?

A: The common sizes are 5, 7, 10, 30, and 55 gallons. Most experts recommend at least one gallon per person per day.

Q: How heavy is a full 55-gallon barrel?

A: Water weighs about 8.3 pounds per gallon. A 55-gallon barrel weighs roughly 450 pounds when full. You need a strong dolly or moving equipment to handle it.