How To Syphon Gas With a Water Hose – A Guide To Safe Syphoning

Oftentimes, a lot of us are unaware of how to syphon gas with a water hose. It comes in handy to know of it, especially in trying times. When working in an environment where there are no outlets or electrical power, you must find ways to power devices without electricity. This can be achieved by syphoning gas from vehicles.

There are a few ways to syphon gas out of a vehicle and this water hose method is one of them. When the gas is syphoned, you can then close the hose to stop the flow of gas. A water hose is an easiest and safest way to syphon gas from your tank to a container.

This method is safer because it is easier to control the pressure. It is a useful method to know especially if you’re camping in the backcountry. However, there are a few vital factors to take into consideration when attempting to syphon gas with a water hose.

In this article, I have elaborated on key points, tips, and tricks that you can adhere to, to safely extract gas with a water hose. Have a look at the information I’ve gathered so that your future attempts will be done safely and successfully.

How To Syphon Gas With a Water Hose?

If you have never syphoned gas from a vehicle before, it can be quite intimidating. Therefore, it is important to have the right information on how to syphon gas with a water hose before attempting to. Gas is highly flammable and extra caution should be taken when syphoning gas with a water hose.

Before you start, make sure that the tank is full. The system should be free of excess air when you connect your garden hose to the gas line. The key to avoiding putting air in the system is to keep your pump off during this time.

If you have a manual pump, you need to turn the engine off before starting the pump. Additionally, if you have an automatic pump, you need to shut off the fuel line. During this time, ensure that the garden hose is not coiled. If it is coiled, it will not syphon when you turn it on. Follow this link to find out more information on how to syphon gas with a water hose.

How long of a hose is needed to siphon gas?

Is syphoning gas with a water hose a good method?

A water hose is not just any old tool. It’s a multi-purpose, versatile tool that can be used for just about anything including gas syphoning. Whether or not syphoning gas with a water hose is a good method for you would depend on your situation.

If your car is already running and you don’t have an external tank, then a water hose would come in handy. Using a water hose to syphon gas can also be an effective way to drain a tank and give your vehicle a good cleanout. I have personally been using this method for years and found that a water hose works well to syphon gas.

Although syphoning gas with a water hose is an effective method, controlling the flow takes practice. However, once you have the just of controlling it, you will find that syphoning gas with a water hose is a good method.

What Are The Advantages and Disadvantages of Syphoning Gas With a Water Hose?

Syphoning gas with a water hose is a great method, especially in dire situations. Knowing how to syphon gas with a water hose can also get you out of sticky situations. However, there are advantages and disadvantages to note when it comes to syphoning gas with a water hose.

Listed below we have highlighted the pros and cons of gas syphoning with water hoses. Take heed of the following information so that you will know of the good and bad of syphoning gas with a water hose.


  • Water hoses are flexible and great for syphoning gas
  • It’s a cheaper method to syphon gas
  • The water hose can be re-used several to syphon gas
  • There’s no mess
  • It’s the most efficient method
  • You don’t have to gas station to refill the tank
  • It is more environmentally friendly


  • The water hose can cause a leak when you stop and restart
  • If not done correctly, it can damage the engine

Siphon Hose for Water, Gas, Fuel, Diesel

What Safety Measures Should Be Followed When Syphoning Gas With a Water Hose?

Syphoning gas is something we do regularly. It seems harmless enough, but the truth is it can be dangerous if done incorrectly. Therefore it is important to follow proper safety measures when attempting to syphon gas with a garden hose.

Take these safety measures into consideration:

  • When using a water hose to syphon gas, use only a single stream, at no more than 10 psi.
  • Always work from the back of your vehicle and make sure there are no obstructions around.
  • If you are using a garden hose for this purpose, it is advisable to use a new one.
  • Never syphon from a gas tank that is low or completely empty.
  • Use a long hose
  • Never syphon gas when the temperature is below freezing.

Follow the above tips to ensure safety and success when syphoning gas with a water hose.


Syphoning is an old method of extracting used to this day. Learning how to syphon gas with a water hose is the knowledge that we should all have. It comes in handy when we least expect it and we’d be grateful we learned how to do it successfully when the time comes.

I have answered some important questions in this article for your benefit. Keep in mind that in order to syphon gas out of your vehicle, you need to make sure you have a full tank and a running engine.  Also, be sure you have an empty water hose.

You need to find a place where you can run the hose and have a clear path to the gas tank. If you don’t have room, you can safely use a bucket to direct the gas into. Here is a video that shows you 7 methods on how to syphon gas.


How long of a hose is needed to siphon gas?

A 40-foot hose works great to siphon gas out of a vehicle. For an average car, that's about 5 gallons at a time. A longer hose will work best on large vehicles like SUV's.

Can you use a garden hose for gasoline?

Yes, a garden hose can be used for gasoline as long as safety precautions are followed. It is a cheaper method that is practiced by many.

How do you siphon gas without using your mouth?

Connecting the hose to the gas tank and an air or vacuum pump will aid in siphoning without using your mouth. 

How do you make a homemade siphon?

To make a homemade siphon, you will need a funnel, a glass bottle, and a straw to create a quick and easy siphon. The funnel shape is important for creating a perfect siphon because it allows you to move liquid from one container to another with ease. 

Is there a safe way to siphon gas?

Yes! There are several ways to safely siphon gas. Follow the safety measures mentioned in this article and the process should go well.