Best Water Filter for San Francisco | Complete Guide!

In modern days, water filters are one of the most demanding things in our daily lives. Unfortunately, tap water in San Francisco is not what I trust for my family. I can’t entirely blame the state for that, but the thing is, tap water or infiltrate water is always carry health hazard.


That’s why having a premium quality water filter at home reduces our anxiety about the impurities in the drinking water. 

However, water filters may not be able to remove 100%, but excellent quality water filters can reduce the number of dirt particles compared to not using filters. But suppose we study deeply about the water quality of San Francisco.

In that case, we will find that lead is one of the ingredients contained in the water at a higher rate. Moreover, not only lead but the amount of chromium 6 in the water is also high. For this reason, using an upgraded version of filters is a must if you want to keep your drinking water safe for your family. 

So, are you thinking of buying water filters suitable for removing or reducing the number of dirt particles and harmful chemicals in San Francisco?

I think it would be helpful to set up the filters at home as it will help you reduce anxiety while you are drinking water. This article will help you find the best water filters for San Francisco to eliminate harmful contaminants. 

Comparative Analysis of the Best Water filter for San Francisco

I want to provide the comparison table before I start to review the products that I scrutinized every feature to prove it is one of the best water filters in your kitchen. And I also put some vital information for each product. So if you are in a rush, I hope this piece of information will be helpful for you.

IMAGE Details Price on Amazon
APEC Water Systems RO-90
Best for Families
APEC Water Systems RO-90
  • Materials: Polypropylene
  • Capacity: 90 gallons
  • Duration: 12 months 
  • Why are these filters good options for San Francisco: Capable of removing 99% of chloramines, chlorine, lead, Fluorides, virus, heavy metals, and 1000 plus contaminants
Brita Extra Large 18 Cup Filtered Water Dispenser with 1 Standard Filter
Best for Personal use
Brita Extra Large 18 Cup Filtered Water Dispenser with 1 Standard Filter
  • Materials: Polystyrene
  • Capacity: 40 gallons
  • Duration: 6 months 
  • Why are these filters good options for San Francisco: Capable of removing since, cadmium, copper, mercury, chlorine, etc
PUR PLUS Faucet Mount Water Filtration System
Bes for Kitchen
PUR PLUS Faucet Mount Water Filtration System
  • Materials: Plastic
  • Capacity: 100 gallons
  • Duration: 2 to 3 months 
  • Why are these filters good options for San Francisco: It can remove lead, mercury, pesticides, chlorine, fluoride, and other 70 plus harmful contaminants
iSpring WGB21B 2-Stage Whole House Water Filtration System
Best for Whole House
iSpring WGB21B 2-Stage Whole House Water Filtration System
  • Materials: Polypropylene
  • Capacity: 50000 gallons
  • Duration: 2 to 3 months 
  • Why are these filters good options for San Francisco: 90% of chlorine, pesticides, herbicides, heavy metals

Is the Tap Water in San Francisco Safe to Drink?

Tap water in San Francisco is not entirely safe because sometimes tap water may get mixed with different types of chemicals such as lead, chromium, heavy metals, PFAS, or PFOS. So having an excellent quality water filter may help you reduce the volume of harmful contaminants.

Having a smaller amount of lead or other metals in the water is not dangerous- you may think like that. But daily intake of charge in your body through water equals drinking large amounts of information in a day.

For this reason, if you think drinking water tastes or smells different, you must set up filters that can remove contaminants that can be seen in your area. 

What are the Best Water Filters for San Francisco?

As technology advances, new models of water filters are popping up, which have exciting and unique features. However, just buying the filters from the shop is not enough.

You must know what contaminants can be found most in your city or areas. However, as there are many filters in the market, you may get confused.

Do not worry!

Here, I will provide the four different types of premium quality water filters for San Francisco that help to eliminate the number of contaminants from drinking water. 

  • APEC Water Systems RO-90
  • Brita Extra Large 18 Cup Filter
  • PUR PLUS Faucet Mount Water Filtration System
  • iSpring WGB21B 2-Stage Whole House Water Filtration System

1. APEC Water Systems RO-90 :

APEC water systems are one of the most demanding water filters in the market. Many unique features will encourage you to buy. So, now let’s see their unique characteristics. 

APEC Water Systems RO-90 :
  • Premium Quality Faucet:  

This filter features a modern design with no lead, and its finishing is made of chrome that creates a beautiful and elegant countertop. The fittings of this filter are leakproof, which is made of stainless steel teeth that provide excellent gripping. Another exciting feature is it has a special O-ring that seals tightly. And you do need to buy an extra leak detector for this filter. 

  • Excellent Taste and Smell:  

This filter can remove rust, dust, odor, fluoride, lead, arsenic, chromium, radium and improves tastes and smell. As you know, the amount of information and chromium can be generally seen in San Francisco.

Only this, it can remove 99% of TDS. This filter also has different stages that can remove and balance the number of minerals in the water.  This filter will remove or reduce the number of unwanted contaminants harmful to our bodies. 

  • Reverse Osmosis Membrane and Advanced Carbon Coconut Shell:

The purification method of this filter is a reverse osmosis membrane capable of removing different types of contaminants and chemicals such as Lead, Chromium, Chloramines, sediments, chlorine Fluoride, etc. On the other hand, it also has a carbon coconut shell system that helps to improve the taste and aroma of the water.  

  • It can last up to 12 months.
  • This filter had different give stages that keep water fresh and clean and balance the level of pH in the water
  • It takes a short time to refill the water
  • The membrane lasts up to 3 to 5 years. Easy replacement
  • Food grade tubing, no leaking of water. Easy cleaning and installing
  • It has no BPA
  • 100% lead-free faucet
  • It is functionality and versatility
  • pH reading may be incorrect

2. Brita Extra Large 18 Cup Filtered Water:

For those who have been using water filters for a long time, I think everyone knows the nature of Brita water filters. Brita is one of the best water filters for San Francisco because it can remove the generally found materials in your areas.

2. Brita Extra Large 18 Cup Filtered Water:

In addition, it can remove all types of unwanted contaminants harmful to our health. Not only this, it has more unique features that you will love about this filter. Now let’s see what their features are. 

  • Supreme Quality Filter: 

When we buy a water filter, we expect systems to remove all kinds of unwanted chemicals from the water. It may not be possible to remove all types of chemicals from the water only using a filter, but do you know that Brita filters can remove the harmful chemicals found in San Francisco?

You understand that Chlorine, Lead, and Chloramines are pretty high. However, these materials can also remove mercury, copper, zinc, cadmium and improve smell and taste by using electronic indicators. 

  • Space Efficient Water Filter:

The size of this water filter is perfect, which is a slim, modern design that can be easily fit into the refrigerator shelves and on your countertop. It can be 18 cups, and the Dispenser is perfect for prominent families, offices, and the sports field.

The pouring is easier because of the fixture that helps fill water quickly in the glass or bottles and is easy for children and older adults. Every part of these filters works effectively, making installation more accessible. There is no pre-soak and no black dots. 

  • It can remove cadmium, chlorine, mercury, copper and improve taste and smell.
  • Easy to fill and clean
  • No BPA
  • It easily fits in the fridge
  • 1 filter is equal to 300 plastic bottles
  • Strong and Sturdy
  • No corrosion
  • No leakage of water as it has tight fittings
  • The materials used to make this filter are light. So It may get broken easily

3. PUR PLUS Faucet Mount Water Filtration System:

Many different filters are suitable for other cities. When you buy a filter, you should know what contaminants are found in the water in your town. As you know, water contains high amounts of chloramines or lead. That’s why I would suggest this filter for you as this filter can remove 99% of chemicals from the water. So, let’s see their unique features.

PUR PLUS Faucet Mount Water Filtration System:


  • Easy installation:

We all want the water filter that requires less time to install or fix. If you are looking for a quick installation, you can use it.

You only have to place the filters inside the faucet mount system. After that, you need to replace the back cover and replace the veritable aerator and washer at the end of the faucets. Then, it would help if you fixed the faucet mount to the et apt. 

  • Saves plastic and money:

This filter will help you save plastic (Microplastic in water is now a huge health concern) and cash from your pocket. It provides up to 100 gallons of water which means it is equal to saving 750 plastic water bottles. Furthermore, it is cheaper than buying plastic bottles every month.

So I think it is a far more affordable and innovative idea to purchase this filter capable of providing us with clean and fresh water. 

  • Activated carbon and ion exchange:  

This filter has two different purification methods: carbon and ion exchange that is capable of eliminating heavy metals lead, Chlorine, Copper, Mercury Cadmium, Chloramine, and this is generated with exclusive mineral core technology that ensures fresh and clean water and also improves smell, taste, and colors.

  • Easy to install. No tools are required
  • Affordable
  • It is built perfectly
  • Beautiful design
  • Size is perfect
  • Strong and sturdy
  • Removes 99% of Chemicals and 70 different contaminants
  • Improves smell and taste
  • No leakage of water
  • Easy cleaning
  • It takes time to release water, sometimes
  • It may not be fixed to all types of taps

4. iSpring WGB21B 2-Stage Whole House Water Filtration System:

This water filter is also not less than other types of filters. It has a double-stage filtration system that efficiently eliminates unwanted products from the water. Some of the exciting filters are: 

iSpring WGB21B 2-Stage Whole House Water Filtration System:
  • Double Stage Effective Filtration:

One filter has two different systems: carbon block and PP sediments. Carbon blocks can remove foul smells and improve the taste. It is capable of eliminating cloudiness, chlorine, chloramine Fluoride, etc.

On the other hand, the parts of PP sediments help to remove dust, sand, silt, rust, etc. It can hold up to 5000 gallons of water, perfect for prominent family members and friends. Quick installation: This water filter is easy to install, and you need just a few minutes to install it. If you are not experienced in fixing the water filter, you can still do this easily. And you do not need to spend extra money to pay the plumber. 

  • It is dishwasher safe
  • It is easy to install
  • It can last up to 12 months
  • Removes heavy metals
  • Requires low maintenance
  • Low pressure of water
  • Customizing water filters
  • Affordable
  • Not water softener

How to choose the Best water Filtration System in San Francisco?


San Francisco is a city and port where we get pure and safe water. Still,  some harmful chemicals and microorganisms can get into the water due to pollutants and industrial processes. For this reason, we need a premium quality of water. And buying any kinds of filters won’t work for removing different types of contaminants.

So before you buy the water filter, you must know the features and things that the filters should have. 

  • Types of chemicals that are found in San Francisco
  • Capacity
  • Durability

Frequently Asked Questions: 

Q1. Does San Francisco water contain chlorine?

The experts say that San Francisco contains high amounts of chloramines in the water. We get Chloramines when ammonia is added to chlorine to clean the drinking water. This is called secondary disinfection.

Drinking excess Chloramine is the same as taking high amounts of chlorine every day. Whenever we drink water, sometimes we find it has a foul smell and taste. The reason is chlorine. Drinking a balanced amount of chlorine is okay, but drinking it every day can cause problems in your body.

However, a premium quality water filter will remove the bad taste and smell. So you and your family can enjoy healthy and safe water. 

Q2. Is San Francisco tap water hard or soft?

San Francisco water is generally complex, of hardness is 47 parts per million. But the good thing is that San Francisco tap water is soft, which means it is magically clean and is safe for drinking. 

Q3. Is San Francisco Water Fluoridated?

Yes, San Francisco Water is Fluoridated. It is considered 37th among the states of the USA. The concentration of fluoride in this city’s water is 1.0 milligrams per liter, according to a study by the California Department of Public Health. Fluoridated water helps us in many ways, but taking excess fluorine is not suitable for our health. 


As a resident of San Francisco, you need to consider having the best water filter for that specific location. Because water pollutants vary from state to state, I hope our review will help you to make a decision quickly!