The Sagan™ Journey™ Water Filter has been tested by an independent water laboratory to establish the filter's "End of Life". It meets or exceeds the United States EPA water quality standards for removal of virus, bacteria, giardia and cryptosporidium for up to 250 gallons.
The Journey™ Water Filter removes bacteria, virus, giardia and cryptosporidium. Tested and certified by independent water laboratories to meet or exceed EPA water quality standards and establish the water filter's "End of Life" at 250 gallons. Use as replacement water filter for Sagan's Journey™ Water Bottles. Check out AquaVeritas.org to see if your water filter can stand up to it's claims.