Why is Black Mold In Brita Pitcher? | And how to Prevent?

It may be shocking for everyone to assume that there is black mold in your Brita pitcher.

After all, it provides healthy, tasty, and clean water in a bacteria-free environment in the fridge.

Although, it is true that anything which is exposed to human usage and water, it would easily get untidy.

One day I noticed smudges, yes! It is Shocking mold!

Mold could grow in water filters, but there would need to be some organic material around for the mold to grow on.

The stuff in the Brita filter is activated charcoal and other chemical compounds, and not much if any formerly alive stuff goes bad and grows mold.

The Brita product is effective we use daily and whose cleanliness affects our health. So, it should wash regularly.

There are apparent explain below, that why mold In Brita pitcher? How is it dangerous?

And further explained in When To Change Brita Filter to get the best performance..

Let’s go through it in detail.

What are molds and mildews?

Black Mold In Brita Pitcher

Maybe you may have ever noticed this green mold in Brita pitcher growing around the brim of our utensils. Many of us can’t elaborate on what they are.

These are the most headstrong bacteria that always manage to grow around us. As unwanted as these ubiquitous microbes are, it becomes even harder to eliminate them from our homes forever.

You can call them the top species, given how simply these bacteria can survive and breed in any environment.

It is easy for them to grow in suitable areas, which makes it difficult to destroy them forever.

If these bacteria are not removed quickly, they can seriously harm the longevity of the host property.

In addition to being slimy, disgusting mites, mold, and mildew can also be a threat to the structural well-being of the host.

Brita filter, which claims to purify your water, and the other side Brita can’t remove Coliform Bacteria, Fungus, Viruses, Fluoride, Arsenic.

Let us consider the main difference between mold and mildew in more depth.

What is black mold in Brita pitcher?

The activated carbon property of the charcoal in Brita product will do absolutely nothing to cause any black mold to grow around it, even if there are some traces of organic material

Molding spores can’t grow on activated carbon. What you are looking at is black mold on the Brita filter pitcher. It is a form of mold that only grows in a bio-film or a relatively narrow habitat.

Which is equivalent to a 2-inch weed-covered patch of ground. The mold grows in the narrow habitat and not in the larger environment or the surrounding space.

It was first known as a black mold because it looks like mold which appears black on a white object. You can’t see it until you clean the air ducts. What To Do?

 best Brita Pitcher

Read our comprehensive review of the 

Difference between molds and mildews

The main difference between mold and mildew

Molds are categorized as fungi that have multiply identical nuclei.

These bacteria can see in greenish and blackish colors. However, mildew is nothing but a particular subspecies of molds.

Now, mainly molds are a dangerous threat because they are identified to plunge into the surfaces of things and decide to grow deeper into them.

The risk of mildew is slightly lower as they only survive and breed in flat areas and can be easily eradicated.

You can easily find mold on old walls, cracks, surprisingly on food, and sometimes in Brita water filter pitchers.

However, mildews grows in wet areas such as organic materials, paper, plastic, etc.

Different types of mold

To be clear, it’s probably impossible to identify every type of mold because those growing indoors have already exceeded 10,000 variants.

Some of the most common types of mold are listed below.


It is the most common category of mold and is most likely the one you often see in your Brita water bottle filter.

These bacteria are usually seen in brown, shades of green or black, and can pose inflammation of the lungs.


This type of fungus is usually developing at cool temperatures. It can cause several mild respiratory issues.


This type of fungus increase often in materials that are in high contact with water. It can cause severe allergic reactions if exposed to the human body for a long time.


It is generally found growing under kitchen/bathroom sinks, walls, showers, or similarly damp areas. That can lead to asthma.

Common mildew types

Mildew is a plant-related disease that can harm trees and is divided into two main types.

Powdery mildew

These fungi are generally found in white patches and essentially harm the growing crops.

Downy mildew

It is found widely in agricultural products. These fungi are initially yellow and later turn brown.

It is more dangerous than your old filter stopped working due to clogging further explored in these articles:

The dangers of drinking moldy water

Short-term mold exposure has no serious health risks except for certain allergies. But a longer-term use as well as ingesting tells another story.

Mold effects are also very dependent on the person and his health of exposure to it. Some people can be sensitive to mold exposure, while others have a light effect.

Here is some common sense of drinking moldy water from a Brita pitcher:

  • Acute liver disease
  • Diarrhea
  • Vomiting
  • Throat irritation
  • Persistent coughing
  • Persistent headaches
  • Wheezing
  • Several mild respiratory issues
  • Asthma
  • Pose inflammation of the lungs       
  • Nasal stuffiness
  • Skin irritation
  • Eye irritation

Although your Brita filter works too fast In-spite of this can smell moldy, it could be more harmful to those people who suffer from mold allergies.

Mold could be dangerous because it’s likely to harbor chemicals, bacteria, and harmful gasses.

Over a long-term period, use may cause fungal infections like athlete’s foot and thrush when exposed to dangerous strains of mold.

So, avoid drinking moldy water to keep you protected from the risk of diseases.

How to identify black mold in your Brita water pitcher?

Brita is a popular brand to make alkaline water, but mold can affect its performance.

It is characterized by the same brown splotches which can appear on other types of mold. These may look similar to brown scale on a dish, in particular stainless steel.

Along with black mold, you may also see fine, clear, black, or brown scales that make a solid visible glow under a lens.

They are web-like networks made up of unrecompensed organic material like organic cotton or a plant-like mass from a tree.

Black mold can be a risk. If mold is growing, the environmental conditions of your home.

However, it could be in your filtered water if the mold on top of the Brita pitcher indicates that you have not yet cleaned your jug.

Clean your tap water pitcher properly to keep you safe from its effects.

How to Prevent Mold and Mildew?

Among the different ways to prevent mold and mildew from growing in your home, the most effective way is to keep all surfaces in the house clean, dry, and moisture-free.

Be ensure, that the room temperature doesn’t exceed 40-50 degrees, which can help lower its growing chances.

Keep your home humidity level under 40% to 50%, and you can use a Dehumidifier to maintain a certain level. 

Inspect heating and cooling systems in the home constantly, maintain the proper airflow in the house, and fix leaks wherever.

Last but not least, white vinegar is the best option for cleaning up stubborn mildew development in your home or tap water pitcher.

Generally, it is advisable that when you notice any mildew-infested plants, you should take them out of your house to stop any mildew infestations.

I can understand that the molds are not what you want growing in your Brita pitcher. And also, the quality of your drinking water may surely drop.

Prevent Mold With White Vinegar

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How to Clean Brita Pitcher to prevent black mold?

Cleaning a dirty Brita filter pitcher is easy as washing any other kitchen dish you need is the desire to take hygiene to the next level.

Things you need:-

  • Water
  • Measuring cups
  • Sponge
  • White vinegar
  • Drying rack or a dish towel
  • New filter

Steps for Cleaning a Brita Pitcher.

Disassemble the Pitcher

Pour the remaining filtered water, then disassemble it completely and set the pitcher aside.

If you did not replace the screen, you’ll have to do that. Disassembling is a bit tricky when you want to wash the inside.


Create a mixture of dish soap and warm water (avoid extremely hot water and bleach solution). Soak the reservoir and the lid for between 30 to 60 minutes. Then scrub every piece until you are satisfied that they are neat and clean.

Scrub off mildew

After you’ve cleaned the pieces, it’s almost impossible to see the mildew, especially when you wash them thoroughly.

If it is not effective, mix one teaspoon of white vinegar with one cup of tap water in a bowl and then scrub the pieces with this solution.

Rinse and dry

When you don’t feel any mildew left, you can hear the squeaking sound. Wash both the lid and reservoir in water; Do this well. Alternatively, keep it in warm water (avoid extremely hot water).

Then put them to air dry; To avoid mildew developing in the pitcher, you’ll want to make sure each part is completely dry before putting it back together.

Preparing the new filter

Since the pitcher is left out to dry, it’s time to remove the Brita filter. Soaking depends on the brand models of Brita pitcher. The newer versions do not require soaking before washing like the old version.

But before washing, you need to follow the instructions that come with your water filtration product.

Putting the pitcher together

When the pitcher is dry with the new filter, it’s time to reassemble. Pour water over the side of the pitcher and spread afterward to get rid of any remaining carbon particles.

To make sure your clean water is carbon-free should be repeated this step at least twice.

Additional Tips

1. Use a new toothbrush to clean those hard-to-get parts.

2. Avoid the use of bleach solution if mold is on the bottom of the Brita filter.

3. Replace the Brita longlast filter or standard filter and throw the green mold filter away if you cannot follow the steps above.

4. Use of the solution is easier to clean Brita pitcher mold rather than soap.

Pink mold in Brita pitcher

Few Brita customers face pink stains or residues that hardly develop in their Brita water filter pitchers.

It can grow around the sink, tub drains, in toilet bowls, on shower curtains, and even in pet water bowls.

Users naturally want to understand if there is something wrong with his/her drinking water.

No, a pink deposit is not a problem with your water and is not dangerous in this condition.

These are common bacteria in our environment, and the type of these bacteria is recognized as Serratia marcescens.

These bacteria grow in natural sources such as dust, soil, mulch, and surface water, where high phosphate moist helps to develop.

For example, a pink mold in Brita pitcher frequently develops when dirt and dust containing Serratia enter the pitcher.

Chlorinated drinking water is not suitable to survive Serratia.

Mostly it happens in untreated tap water, private groundwater supply, and in the summer months when temperatures and humidity are higher.

Those who eliminate the chlorine smell from their drinking water using an activated carbon filter may have more chances to experience pink mold.

How many types of Brita filters are popular in the market?

There are five types of popular Brita filters available in the market:

1. Brita Longlast Filter: – Water pitcher filter removes chlorine, lead, benzene, cadmium, asbestos, etc, and filter life is 6 months (every 120 gallons).

2. Brita Standard Filter: – The filter can remove mercury, zinc, chlorine, cadmium, etc, and need replacement after 2 months (every 40 gallons). Brita standard filter is affordable compared to bottled water.

3. Brita Stream Filter: – The filter removes dichlorobenzene, chlorine, and needs a replacement after 2 months (every 40 gallons). The Brita Stream filter can purify as you pour the water.

4. Brita Faucet: – A faucet filter removes lead, chlorine, benzene contaminant, asbestos, particulates, mercury, yellow well water, and TTHMs, and replace after 4 months (every 94 – 100 gallons)

5. Brita Bottle filter: – The filter can provide tasty bottled water by removing particulates, chlorine, dust, and the filter life is 2 months (every 40 gallons). You can keep the Brita bottle filter while traveling outside and get pure water when you want.

Are algae in the Brita filter dangerous?

Drinking algae-contaminated tap water is not advised. Although consuming small quantities of algae-contaminated water may not be dangerous, you may experience signs such as vomiting, headache, nausea, diarrhea, rash, and abdominal pain.

Algae-contaminated water in the Brita water bottle filter has not to smell and taste good.

The contamination chance of your water filtration with algae increases significantly when your use water is from a private well.


As you know, prevention is better than cure, and hence we must keep our utensils proper hygiene.

And when it comes to our Brita pitcher, who stores our drinking water, it is most important in that too.

If you notice black mold in your Brita pitcher, you need to take the right step at the right time.

We hope that our informative guide to washing a pitcher has helped you learn how to maintain your pitcher’s cleaning ness.

If the mold is particularly bad, then it might be something bigger than that specific filter.

You could keep replacing water filters as the mold gets worse until you can fix the source of the moisture.

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