Chlorine For Drinking Water Treatment

The three most common chlorine containing substances used in water treatment are chlorine gas sodium hypochlorite and calcium hypochlorite.

Chlorine for drinking water treatment.

The addition of chlorine in drinking water has been the standard in water treatment in the united states since 1904. It is commonly used to disinfect drinking water. How is chlorine added to drinking water. Chlorine is used as a disinfectant by most public water systems to kill harmful microorganisms during the water treatment process.

Chlorine is a chemical that inhibits bacterial growth in water. Water treatment operators may chlorinate drinking water using either chlorine gas liquid sodium hypochlorite solution or dry calcium hypochlorite. Chlorine dioxide is a gas. When used in very small quantities to disinfect water it is safe and does not lead to health risks.

Each of these disinfectants unleashes the power of chlorine chemistry to destroy disease causing germs in water. Large amounts of chlorine are produced for use as disinfectants and bleach for both domestic and industrial purposes and it is also widely used to disinfect drinking water and swimming pool water and to control bacteria and odours in the food industry 3 4. Different processes can be used to achieve safe levels of chlorine in drinking water. The use of chlorine in carefully controlled dosages provides a significant public health improvement.

Chlorine is available as compressed elemental gas sodium hypochlorite solution naocl or solid calcium hypochlorite ca ocl 2 1. It s used to disinfect swimming pools and drinking water and sanitize sewage and industrial waste. And it does a marvelous job at eliminating most pathogens from the water we drink. The choice of the chlorine type to be used often depends on cost on the available storage options and on the ph conditions required.

It s also an active ingredient in. But the use of this powerful chemical has a downside. Every day millions of people drink this chlorinated tap water. Chlorine in drinking water treatment.

Chlorine is used to keep our water clean by disinfecting it and killing germs. Chlorination is the process of adding chlorine to drinking water to disinfect it and kill germs. Thus for over 100 years we have trusted and relied on chlorine to purify our water and kill off any waterborne pathogens.