As I mentioned in last week's blog post, expansion tanks are required when water in a home can't expand back into the water main. This might be caused by a check valve, a backflow preventer, or a ...

Most of the homes in the area where [Raikut] lives have tanks on the roof to hold water. Each is filled from a well using a pump, with gravity serving as a way to pressurize the home’s water supply.

Fast facts: Before the city’s overflow tank program began, the city’s sewer system dumped about 80 million gallons of raw sewage into the Spokane River annually during rain and snowmelt. That’s about ...

SAN JOSE, CA--(Marketwired - Mar 22, 2016) - California Water Service (Cal Water), the largest subsidiary of California Water Service Group (NYSE: CWT), announced today that the U.S. Patent and ...