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How to Stay Hydrated on the Trail: Essential Tips for Packing Water While Hiking or Backpacking

Updated: Mar 14


A woman pauses outdoors to drink from a water bottle.
Proper hydration ensures a safe and successful trip in the wilderness.

Hiking and backpacking in the great outdoors can be both exhilarating and demanding, but staying properly hydrated is essential for a safe and enjoyable adventure. Water is your lifeline on the trail, and knowing how much to pack can make a significant difference in your comfort and well-being. In this blog post, we'll explore the importance of staying hydrated, factors affecting your water needs, and tips for determining the right amount of water to carry on your outdoor adventures.


The Importance of Staying Hydrated


Water is crucial for your body's proper functioning, and when you're hiking or backpacking, you can lose fluids through sweat, exertion, and even respiration. Dehydration can lead to fatigue, decreased performance, and even serious health issues. It's essential to drink enough water to keep your body in peak condition.


"Maintaining water balance, in addition to preventing dehydration, helps our tolerance to heat, altitude and cold challenges." – NOLS

Factors Affecting Your Water Needs


The amount of water you need while hiking or backpacking varies depending on several factors:

  • Activity Level - Intense activities require more hydration than leisurely walks. Know the difficulty of your hike or backpacking route.

  • Weather Conditions - Hot, dry weather will increase your water requirements. Cold weather may also increase your needs due to increased respiration and the need to stay warm.

  • Personal Factors - Age, weight, fitness level, and metabolism play a role in determining your hydration needs.

  • Duration - Longer trips require more water, so plan accordingly.

  • Availability - Consider water sources along your route. Some trails have frequent water access, while others may require you to carry more. Always properly filter any water obtained from natural sources.

Tips for Packing Water on the Trail


Tip #1 - Estimate Your Fluid Loss


A general guideline is to drink about half a liter (17 ounces) of water per hour of moderate hiking. However, you'll want to adjust this amount based on the factors mentioned above.


Tip #2 - Plan for Extra


It's better to carry a bit more water than you think you'll need. Unforeseen circumstances can arise, such as a detour or an injury that extends your hike, and having extra water on-hand can be crucial for survival.


Tip #3 - Know Your Body


Pay attention to your body's signals. If you feel thirsty, it's already time to drink. Take a break to allow your body to recover while you slowly rehydrate, as drinking too quickly may lead to stomach issues later, especially with a backpack strap around your midsection as you ascend/descend in elevation. Look for other signals of dehydration like chapped lips or dark urine.


Tip #4 - Know Your Trail


Knowing how many water resources are currently available and the distance between them is crucial in reducing water weight in your pack. This allows you to carry less water since you'll only need as much as needed between your two furthest sources.


Tip #5 - Invest in a Hydration System


Consider a hydration pack, water bottles, water filters, water straws or a combination of former. Many hikers and backpackers prefer the convenience of a hydration bladder in their backpack, so they don't have to stop to retrieve water from their packs. However if you prefer taking frequent breaks, you make like water bottles better.


Conclusion


Remember that proper hydration is an integral part of any successful hiking or backpacking adventure. Failing to drink enough water can lead to discomfort, reduced performance, and other health risks. Be sure to take the time to accurately estimate your water needs before heading out and pack accordingly. Staying hydrated will help you make the most of your outdoor experiences, ensuring you can fully enjoy the beauty and challenges the trail has to offer.


Always respect the environment by following Leave No Trace principles, which include proper waste disposal and minimizing the impact of your water usage on natural water sources. Drink responsibly, and leave the wilderness as you found it. Happy hiking and backpacking!

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