https://www.consumerreports.org/bottled-water/whats-really-i...
PPT PFAS for various brands:
1.1 - Perrier Natural Sparkling Mineral Water
1.16 - La Croix Natural Sparkling Water
1.24 - Canada Dry Lemon Lime Sparkling Seltzer Water
1.66 - Poland Spring Zesty Lime Sparkling Water
2.24 - Bubly Blackberry Sparkling Water
6.41 - Polar Natural Seltzer Water
9.76 - Topo Chico Natural Mineral Water
(brands that are <1PPT in link)