Water purification

Even with best laid plans, emergencies happen. Unforeseen disasters can leave behind substantial challenges for communities and families. A priority in any relief situation is providing clean, safe water after contamination. That’s where EfferSan can be of service.

For more than 15 years, EfferSan has proven to be a highly effective solution for producing safe drinking water following a disaster or emergency that results in a contaminated water supply. No bleach necessary. EfferSan offers a gentler option with neutral pH while sanitizing 99.999% of bacteria in just 1 minute, and its EPA registered! EfferSan tackles tough germs, bacteria, viruses, algae and more, including:

Campylobacter jejuni Vibrio cholera Escherichia coli Klebsiella pneumoniae Listeria monocytogenes Salmonella typhi Staphylococcus aureus Yersinia enterocolitica Shigella sonnei

EfferSan is a true partner when it comes to cleaning contaminated water. Our team is committed to delivering only the highest quality, efficacious products that meet demanding applications. EfferSan is in tablet form making it simple and easy to use. Just add tablets to the water to be decontaminated, and watch them dissolve. EfferSan is a user-friendly choice. It’s a mild, non-irritating portable and affordable solution. Plus, it eliminates and controls odors.

After an emergency or disaster, let EfferSan give you just a little relief.


EfferSan - drinking water



Disinfection of Drinking Water

Drinking Water

For over 15 years, EfferSan has been a trusted choice for drinking water following a disaster that results in contaminated water supply. EfferSan tablets are easy to use, portable, and affordable. Simply add tablets to water to be disinfected and watch them dissolve. Let the water stand seven to fifteen minutes before using.

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EfferSan flooding



Emergency Drinking Water

Emergency Water

EfferSan is perfect when used as a disinfect or pre-treated (settled, coagulated and/or filtered) water supplies intended for use as drinking water for humans and domestic animals on an emergency basis as defined in 40 CFR, Part 165-179. The source of the water to be treated may be a river, lake, well, cistern or similar system. 

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EfferSan flooding



Emergency Disinfection after Floods

Distribution System

Flush repaired or replaced section with water. Establish a chlorinating station and apply sufficient product until a consistent available chlorine residual of at least 10 ppm available chlorine (as measured by chlorine test kit) remains after a 24 hour retention time.

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EfferSan - drought



Emergency Disinfection After Drought Water Shipped in by Tanks, Tank Cars, Etc. Disinfection of Drinking Water

Tanks Shipments

Thoroughly clean all containers and equipment. Spray a 500 ppm available chlorine solution and rinse with potable water after 5 minutes. During the filling of the containers, dose with sufficient amounts of this product to provide at least a 0.2 ppm chlorine residual, as measure by a chlorine test kit. 

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EfferSan livestock drinking water



Poultry, Swine, Cattle, Livestock Drinking Water Disinfection

Drinking Water

EfferSan can be used as a disinfectant for the drinking water of poultry, swine, cattle and other livestock. If the water supply is badly fouled, then add 5 ppm available chlorine to the water supply. After 24 hours the addition rate can be reduced to 1 ppm available chlorine. 

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EfferSan filtration devices



Filtration Devices

Water Purification Systems

EfferSan is for use in filtration devices (water purification systems and its cartridges). Its purpose is to clean membranes, such as reverse osmosis membranes of fouling contaminants. 

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