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Great Lakes Water Authority’s system ‘near capacity’ as incoming storms pose flooding threat in Metro Detroit

System was ‘being drained’ after recent heavy rain events

A semi-trailer drives through a flooded street, Friday, July 16, 2021, in Dearborn, Mich. Detroit area residents are still drying out their basements from the flooding last month, but now more flooding is on the horizon as a heavy rain front moves through southern Michigan. (AP Photo/Carlos Osorio) (Carlos Osorio, Copyright 2021 The Associated Press. All rights reserved.)

4Warn Weather – The Great Lakes Water Authority says its regional system is “near capacity” as potentially severe storms approach Southeast Michigan on Wednesday.

The GLWA is urging Metro Detroiters to “be on high alert” amid incoming storms that are expected to bring heavy rains in rounds on Wednesday, April 5. Meteorologists predict that the region could receive 2-3 inches of rainfall in total, posing flooding threats throughout the area.

On Tuesday, the GLWA said it was “actively” draining its regional system, which was almost already at capacity due to “recent heavy rain events.” Residents and businesses in Metro Detroit, “especially those in low lying areas,” are being asked to be alert and prepared for potential flooding.

People who are “prone to flooding during heavy rainfall” are encouraged to remove valuable items from their basements before the storm takes full effect.

Over the past few years, flooding caused by heavy rains has been a particularly prominent issue in Metro Detroit and in Detroit -- areas that are serviced by the GLWA. The Motor City saw significant flooding during rain storms in 2021, when a GLWA pump station allegedly failed.

The National Weather Service says localized flooding is a threat in Southern Michigan due to Wednesday’s storms. There are a number of other severe threats for the area Wednesday, including possible tornadoes, large hail and damaging wind. Click here to see the full forecast.

---> Tornado watch issued for all counties in Southeast Michigan until 4 p.m. Wednesday

Remember to download the free 4Warn weather app -- it’s easily one of the best in the nation. Just search your app store under WDIV and it’s right there available for both iPhones and Androids! Or click the appropriate link below.


About the Author
Cassidy Johncox headshot

Cassidy Johncox is a senior digital news editor covering stories across the spectrum, with a special focus on politics and community issues.

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