One Filter = 15 Years of Clean Water!

Romaskean and her 4 year-old son, Rothana

“The water looked clear and clean,” Romaskean said, “but it started to give us diarrhea and hurt our stomachs.”  

In partnership with CLEAN Cambodia, Concordia Welfare & Education Foundation (CWEF) gave Romaskean and her family a bio-sand filter in June 2023. Biosand filters, also called slow sand filters, use a combination of sand and a biofilm to remove pathogens, iron, and turbidity from the water. Users dump water into the top of the filter, and it slowly passes through the biofilm layer and then through the sand layers, purifying the water in the process.  

The benefit of a biosand filter is they can last up to 15 years and don’t require electricity or fuel to work. Each day Romaskean must pour water into the biosand filter three times to keep the biofilm alive and active. Because Romaskean received training on how to maintain the water filter, she knows how to regularly add water and swirl the top later of sand. During a visit to her village in November 2024, CWEF staff checked-in on Romaskean and her biosand filter.  

Romaskean with her brand-new water filter – thanks to donors like you!

She uses it every day and her family continues to no longer have the symptoms caused by waterborne illnesses. She is grateful for her long-lasting, easy to use purification system that provides clean drinking water to her whole family.  

Romaskean lives in this house with 7 others. Her family farms cassava and rice. Their water source is a well dug behind their house. 

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To those of you that support CWEF,THANK YOU for your generous giving! Because of donors like you, Romaskean can live her life free of waterborne illnesses! Now that’s LIFE-CHANGING!!

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