Strong Heart Water Study

Exclusion Criteria

• •Arsenic levels in household drinking water \<10 µg/L
• •Households with no adult ≥18 years of age eligible and willing to participate.
• •Households without an active well on the property that is used for drinking water (i.e. connected to municipal water supply).
• •Households without indoor plumbing and/or a permanent heat source.
• •Participant planning to reside in the household \<1 year, residing in the residence for \<4 days/week, or not year round (i.e. not during all seasons).
• •No household member identifies as American Indian.
• •Household unwilling to grant study members access to the interior of their household for screening and data collection.