Best Water & Filters for Dark Roast and Third Wave Coffee

When it comes to making the best water filter for coffee, we often focus on beans, grind size, and brew method. But there's one element that makes up over 98% of your cup—and it often goes overlooked: water. Whether you're pulling a dark roast espresso shot or crafting a pour-over with single-origin beans, the quality of your water has a major impact on taste.

In this post, we’ll dive into the best water options for brewing coffee, how to choose a water filter, and what kind of bottled water actually enhances your brew. We’ll also touch on third wave coffee water, the gold standard for coffee connoisseurs who want total control over flavor.