In the News
Slow sand filters and Blue Future Filters

Peter Blackburn and Lafayette College EWB in Honduras.
Project  brings slow sand filtration to remote community.

Peter Blackburn,ingham Operations Manager, just returned from a successful slow sand filtration installation in Honduras. Peter was working with a group of young engineers from the Engineers Without Borders group at Lafayette College, Upston, Pennsylvania as part of their ongoing efforts to bring safe drinking water to this community. Pictures will be posted shortly on the www.slowsandfilter.com site. 

ABCs of maintaining slow sand filters
A possible treatment of choice for rural homeowners and small systems.
by Humphrey Blackburn

"...If you have customers who rely on private surface water sources for household use, slow sand filtration - or more accurately biologically active filtration - may be an effective choice for water treatment." -- From the September 1998 edition of Water Technology magazine.

Raincatcher, Peru
Harvesting natural rainwater to quench the world's thirst.

"...After catching and storing the rainwater, the next chore is cleaning it for absolute safe drinking. Another key person in this story is a man by the name of Humphery Blackburn..."

Get the Upper Hand With Slow Sand
Filters effective on surface water.
By Humphrey M. Blackburn

"Surface water is sometimes the only available safe water source for rural homeowners. But treating surface water can present real headaches for the water treatment professional...." -- From the April 1997 edition of Water Technology magazine.

Goto Reviews and MetaEfficient
A Guide to the Most Efficient Things in the World.

"Slow sand filters are perhaps the most efficient means of producing clean drinking water." -- From GotoReviews.com