What is Safe Water for guppies? Tap or Distilled?

What Water Is Safe For Guppies

What type water is Safe Water For Guppies? It isn’t long before many individuals that have bought a small aquarium and a few guppies start out as a casual hobby but it soon turns into a more serious one.

When this happens then it requires a lot more effort into setting up and maintenance of a guppy tank.

It doesn’t matter what breed of fish an individual is getting into; the water quality is always going to be the main concern.

Can Guppies Live in Tap Water?

Is it OK to use distilled water in a fish tank? The simple answer is Yes, Tap water is okay to use if you have opted for pre-preparation properly for your fish tank.

Most individuals have to rely on tap water as their main source for their aquarium.

But, Opting for reverse osmosis of tap water or simply buying and using distilled water,

Eventually, it drains all valuable minerals out of the water which is essential for tank mates and live plants.

This means that the water needs treatment as it contains chemicals that make it safe for drinking; but not ideal conditions for the fish.

Water Quality For Guppies!

In some cases, even the additions of the water treatments are not enough to make the water conditions perfect.

In order to combat this a lot of fish enthusiasts have started using distilled water as their fish tank water.

There can be some challenges with this as well. Initially, the water in the tank has to have the right minerals for the fish and the plant life.

In most cases, we can do it by adding commercial water revitalizers that are availabe in the aquarium store.

In other cases what some will do is mix the tap water with a distilled water keeping an eye on the pH readings of the water while doing so.

Water Conditions for Guppy Fish

Is Distilled Water okay for Guppy Fish?

Can Guppies Live in Distilled Water? The simple answer to the question is NO, Pure distilled water is not apt or safe for Guppies.

Distilled water is where you take the water and boil it so the steam collected can cool and condense back into the original state.

It is a time-consuming process and most users just prefer to buy with distilled water.

Purchasing Water regularly for the fish tanks can become expensive over the long term.

Moreover, it contains no minerals or salts and for this reason, most people use distilled water just for topping up rather than setting up the initial tank.

Also, there is not much oxygen content in the distilled water, and for this reason,

For Further Reading

What Is Safe Water For Guppies
What Is Safe Water For Guppies?

How do you keep guppies water?

What pH do guppies prefer? What temperature do guppies prefer?

Guppies do best if the aquarium water temperature is between 24-30 degrees Celsius and pH between 6.5 to 7.5.

Most people aerate the water or leave it in the tank for 24 hours before adding the fish.

Ideally, the guppy tank should not be comprised totally of distilled water.

The other thing to keep in mind is that if you are storing your distilled water for any period of time that you want to make sure that you keep it in a container that does not contain metal.

What will happen in a metal-type container is that over a period of time there will be substances that will leak into the water including some of the heavy metals.

Can guppies live in rain water?

No, rainwater is not safe for guppies, It contains a lot of chemicals and compounds that are retained in them during the condensation process and the formation of clouds.

Some individuals have turned to use rainwater with the assumption that this is distilled water.

but they are forgetting about the pollution that accumulates in the air which the rainwater absorbs.

Then there are some that have invested in reverse osmosis units as a way of purifying their water. 

Do guppies prefer dirty water?

Guppies live in freshwater or brackish water of North of Amazon River, Guiana, Venezuela, North of Brazil, Trinidad, and islands of Barbados in their natural habitat.

As a general rule, the guppy fish doesn’t live in seawater or water with salt concentration.

Clean flowing spring or river water but they like nearshore brackish waters are apt.


You may want to start determining the status of your water by checking with your local water company.

To maintain or determine what the purity of your water source is that comes from your tap.

In most cases, you really will find it necessary to go to this extent of maintaining a good water environment for your guppies.

Using the appropriate water balancing chemicals that you’re able to purchase usually is enough to provide a quality living atmosphere for these types of fish.

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