HazMat Leak Leads to Shelter in Place

Thursday, May 16, 2019 @ 12:05 PM gHale

An anhydrous ammonia leak in Marietta Township was contained in less than an hour.

A malfunction with a coupler between the hose and liquid withdrawal valve resulted in an anhydrous ammonia leak in Marietta Township, WI, Saturday, officials said.

The ammonia was blowing across the highway and there was an odor at 8:15 p.m. Saturday.

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The tanks were 1,000 gallons, located on a trailer, in a field to the west of the highway. The tanks each had about 800 gallons of anhydrous ammonia in them, said officials at the Crawford County Sheriff’s Department.

There was no need for evacuation; however, emergency personnel immediately shut down the area to traffic.

Residents were urged to shelter in place, close all vents and windows and shut off heating and air conditioning units.

The spill was contained within the hour and Highway 61 reopened again. No injuries were reported.

It was determined that a malfunction with a coupler between the hose and liquid withdrawal valve was the cause of the leak. About 100 gallons are estimated to have been lost during the leak.



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