Beyond Conventional Thinking: Looking at Point of Use Water Treatment Options

Sara Piaskowy 2iE Scientific ForumMarch 6, 2008

Framing the Problem

Conventional Systems and Health Benefits Beyond

Point-of-Use Technologies

Chlorination Safe water System by CDC

Source:Why is it so hard to bring safe water to the poor – and so profitable to sell it to the rich? The marketing challenges for point of use water treatment devices By urs heierli 2006 SDC

Flocculation PUR

Source:Why is it so hard to bring safe water to the poor – and so profitable to sell it to the rich? The marketing challenges for point of use water treatment devices By urs heierli 2006 SDC

Ceramic Filters

Source:Ceramic silver impregnated pot filters for household drinking watertreatment in developing countriesMaster of Science Thesis in Civil EngineeringDelft University of TechnologyDoris van Halem, November 2006

Biosand Filters

Source:Why is it so hard to bring safe water to the poor – and so profitable to sell it to the rich? The marketing challenges for point of use water treatment devices By urs heierli 2006 SDC

SODIS

Source:Why is it so hard to bring safe water to the poor – and so profitable to sell it to the rich? The marketing challenges for point of use water treatment devices By urs heierli 2006 SDC

Preliminary Results of Ceramic Filter Monitoring

Next Step: Test new methods to improve

flow rate!

Distribution of POU Interventions

Source: Presentation bySusan Murcott and Robert Baffrey-Massachusetts Institute of TechnologyInternational Symposium on Household Water Treatment

Bangkok, Thailand, June 1, 2005

2iE and POUs into the Future

Success!