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The Hydraid BioSand Water Filter

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The Hydraid® filter is a simple, lightweight unit with no moving parts; powered by gravity and with no parts to replace. The unit is extremely durable and last beyond 10 years, making it the most sustainable filter available today. Users reduce biological contaminants by pouring surface or ground water through the filter to obtain water that is safe for drinking, food preparation, personal hygiene and sanitation.

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Water Solution for Disease Prevention in the Mentawai Islands

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Mercy Corps has been providing essential emergency relief to address the water, hygiene, and shelter needs of vulnerable and marginalized populations through program “Earthquake and Tsunami Relief to the Mentawai Islands”.

With our intervention and also based on need assessment results we make some water solution for disease prevention such as:

  1. Rain water harvesting using PVC pipe connected to PVC water storage (1000 l) with 2 water tap in their temporary houses.
  2. Water pontoon with hand pump in their water pond.
  3. Making dam (water catchment) for spring water and distributed by gravity using HDPE pipe to all water points.
  4. Using water filter with local materials such as sand, local gravel and active charcoal to all projects.

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