It can take the hottest places on the planet to make the most refreshing drinks. That is why volcanic water is one of the latest and hottest bottled water trends. Most water is filtered at processing plants. Volcanic water, on the other hand, is filtered by the porous rock left behind after volcanic eruptions. When water naturally filters through this rock, it is purified and cleansed. Since it can be hard to get to a volcano for your next drink, you can trust the best volcanic water brand to bottle it up for you. Check out this list of brands! The companies below have been reviewed based on a wide range of qualitative and quantitative statistics. In some cases, variable listing fees effect position on this list; however only highly-regarded firms are accepted through our review analysis. Learn more about our ranking process here.