Which water filters remove 1,4-dioxane?

None of the 96 current water filters we track has a certifier listing for 1,4-dioxane reduction.

The EPA has no enforceable limit for 1,4-dioxane in drinking water.

Source note

No federal MCL. EPA Technical Fact Sheet (Jan 2014): included on CCL 3; health advisories (EPA 2012) 1-day 4.0 mg/L, 10-day 0.4 mg/L (10-kg child), lifetime 0.2 mg/L; 1-in-a-million cancer-risk concentration 0.35 ug/L (IRIS 2013). All non-enforceable. semspub.epa.gov

Certified to reduce 1,4-dioxane (0)

Each row is a certifier listing for this exact product with 1,4-dioxane in its reduction claims; the listing is linked. Yearly cost is replacement filters for 2 people, from each brand's filter prices and ratings.

No filter we track has a certifier listing for 1,4-dioxane.

No 1,4-dioxane claim (96 filters)

Common questions

Which water filters remove 1,4-dioxane?

None of the 96 current water filters we track has a certifier listing for 1,4-dioxane reduction.

Is there a legal limit for 1,4-dioxane in tap water?

The EPA has no enforceable limit for 1,4-dioxane in drinking water. Source is a 2014 EPA fact sheet; values may have been updated since (later TSCA risk evaluation 2024). Presence on CCL 5/draft CCL 6 not confirmed. No NSF claim confirmed.

How do I know a filter really removes 1,4-dioxane?

Look it up in the certifier's public database (NSF, WQA, IAPMO or CSA) under the exact model, and check that 1,4-dioxane is in its list of reduction claims. "Tested to NSF standards" in an ad is not the same as a listing.