Liberty Lake avoids water contamination through sprinkler backflow protection

LIBERTY LAKE, Wash. — By June 30, owners and companies with a sprinkler system are required to have a backflow preventer valve put in and examined. Those who don’t comply may have water to their sprinkler system minimize off.

This is the second yr the Liberty Lake Water and Sewer District has made it obligatory.

“We’ve always had a program but it’s been highly focused on commercial, and it really opened our eyes into how our water system could be susceptible to contamination,” stated BiJay Adams, General Manager for Liberty Lake Water and Sewer District.

In 2019, Liberty Lake was beneath a boil advisory for per week over Thanksgiving. They imagine E. Coli from somebody’s yard made it from their sprinkler system via the backflow into the primary water break.

They’re not the one ones within the Inland Northwest to make it a requirement. Hayden Lake, Coeur d’Alene and Post Falls are simply a number of the cities already implementing it.

Installing a backflow prevention valve could be expensive.

“To install one if you don’t have one already, it can range from $300 to $700 plus,” stated Alex Jones, proprietor of Jones Sprinkler.

Once it’s put in it incurs an annual price to get it examined.

“It ranges anywhere from $35 to $150, depending on the company and right now there’s a very short supply of backflow assembly testers,” Jones stated.

Spokane doesn’t have a compulsory program but, regardless of it being part of the plumbing code.

“The city will get to that as well,” stated Loren Searl, Interim Director of Spokane Water and Interelectric Services. “We have 88,000 customers in the city. That is a lot of backflow citywide to hit that.”

Spokane does have one for companies and is growing backflow safety by including the valve to new properties.

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