Lab and field tests have been conducted over the past six years by the University of Virginia’s School of Engineering and Applied Science and School of Medicine. Research to develop the MadiDrop was supported by the National Science Foundation, the National Institutes of Health, the Bill and Melinda Gates Foundation, and the University of Venda in South Africa.

Organism

Organism Initial Concentration

Contact Time

Reduction

E. coli 107 cfu/100 mL 8 hr 4 log
Coliform bacteria 104 cfu/100 mL 8 hr 4 log
Cryptosporidium parvum 106 oocysts/100 mL 24 hr 90%
Giardia lamblia 106 oocysts/100 mL 24 hr 90%
Aedes aegypti 20 larvae/10L 24 hr 50%
Anopheles quadrimaculatus 20 larvae/10 L 24 hr 100%

3rd Party Verified

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