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March 16, 2021

What is the difference between a Boil Water Advisory and a Boil Water Notice?

A Boil Water Advisory is issued to notify users that the water may be contaminated and to boil for precautionary purposes. During the advisory, customers should bring water to a vigorous boil for at least one minute before use. This will kill any harmful organisms that may be in the water. A Boil […]

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March 16, 2021

When I installed a new dishwasher I had to set the water hardness for proper operation. Can you tell me what the average hardness is?

Kiawah Island Utility and Johns Island Water Company do not treat the water received from Charleston, therefore the Charleston Water System results are reflective of the water delivered to the residents of Kiawah Island. According to Charleston Water System the average hardness is 56 parts per million (ppm). You may […]

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March 16, 2021

What is the reason for the periodic discolored water?

There are generally two scenarios in which you may see discolored water at your tap. The color of water is caused by naturally occurring compounds from decaying vegetation and organic matter that enters source water through runoff, falling vegetation, etc. While discoloration is rarely a health concern, it is an […]

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SouthWest Water Company

SouthWest Water Company owns and operates regulated water and wastewater systems in seven states. More than 500,000 people depend on SouthWest Water for high-quality, reliable service. Learn More…

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