New home water filters to remove arsenic from private wells

Novel filtration devices for iAs reduction

NIH-funded research Univ of North Carolina Chapel Hill · NIH-11261768

This project develops improved membrane filters to lower dangerous inorganic arsenic in private well water for families, especially those with children.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionUniv of North Carolina Chapel Hill NIH-funded
Lab location1 site (Chapel Hill, United States)
Project IDNIH-11261768 on NIH RePORTER

What this research studies

Many people rely on private wells that can contain high levels of inorganic arsenic, which is linked to cancer, diabetes, and learning problems in children. Current household reverse osmosis (RO) systems remove some arsenic but struggle with the most hazardous form, As(III), and produce only a small fraction of usable water. The team is designing a novel membrane technology to better capture As(III) while increasing filtered water output compared with under‑sink RO units. The project will develop and test membrane materials and prototype filters with the goal of making them practical for home use.

Who could benefit from this research

Good fit: Ideal participants or users are people who get their drinking water from private wells in areas known for arsenic contamination, particularly households with young children.

Not a fit: People served by municipal treated water systems or those in areas without arsenic contamination are unlikely to benefit directly from these filters.

Why it matters

Potential benefit: If successful, families using private wells could have safer drinking water with lower arsenic levels and more usable filtered water from each system.

How similar studies have performed: Reverse osmosis and other filtration methods already reduce some arsenic but have trouble with As(III) and low water yield, so this is a novel membrane approach building on prior partial successes.

Where this research is happening

Chapel Hill, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Cancers
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.