Westerville City PWS

has been around the process of upgrading existing facilities to adhere to new federal water to drink regulations and provide clients with the best drinking water possible at an acceptable cost. In 03 2016, we started to utilize these water treatment improvements. A substantial component of the treatment improvements is the addition of the second filtration stage that utilizes granular triggered carbon (GAC). The GAC filtration procedure is similar to the grilling with charcoal filters used in many home treatment devices. Carbon dioxide filtration reduces Total Trihalomethane (TTHM) development and removes a big range of potential pollutants from the water. Improvements were also designed to the treatment of chemical delivery, storage and give food to systems, along with building facilities to enhance reliability, efficiency, and safety. The source of chlorine used to disinfect the water was turned from hazardous chlorine gas to more secure liquid bleach. A cross-connection is certainly a physical connection between a possible way to obtain contamination and the moving water system piping. If the pressure from the source of contamination is usually greater than the water program pressure, contaminated drinking water may backflow into the drinking water system. Pressure drops in the general public water system brought on by water line fractures, pump failures, and fire-fighting can also result in a backflow situation. Homes with underground water sources systems and most business buildings are required to have got a backflow avoidance device. This backflow device protects the general public water system from any potentially polluted water flowing back to the public system from your end-user. Backflow avoidance devices are needed by the state of Ohio to be examined annually by the owner. The testing must be done with a state-certified specialist, with a copy from the results forwarded towards the Water Division. More information and forms can be found on the City site: www.westerville.org..

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