A water filter is a necessity independent of where you live. Water always has some impurities in it, both chemical and biological, but in some areas it might be a bigger problem than in others. Either way, to become drinkable water needs to be cleaned. There are many ways to clean water, but the best by far is filtering. It is the most efficient way of cleaning, because it is comparably fast and at the same time effective in removing impurities.
Filters can be installed on a pitcher or built into a plumbing system. Both types are good in their own way.
Filters are not created equal, and some models are much better at cleaning water than others. Some also remove scents and odors. It is usually best to look for filters with government certificates, but even these vary a lot in their capability and overall quality.
To pick a good filter it is necessary to read the reviews of customers and consult the certificates. Still, to make it easier for you to choose, we put together a list of three best plumbing filters and three best pitcher filters. Even if you pick a different model than the ones listed, this rating will help you make an educated decision.