Milwaukee Metropolitan Sewerage District
Press Release

MMSD Captures & Cleans 99.999% In 2017

The goal nationally is to capture and clean 85% of water that enters a sewer system.

By - Jan 4th, 2018 01:24 pm
Inside the Deep Tunnel. Photo courtesy of MMSD.

Inside the Deep Tunnel. Photo courtesy of MMSD.

The Milwaukee Metropolitan Sewerage District (MMSD) captured and recycled 72 billion gallons of dirty water in 2017, cleaning it and returning it to Lake Michigan.

Out of every drop of water that entered the regional sewer system last year, MMSD captured and cleaned 99.999998%. The goal nationally is to capture and clean 85%.

One sewer overflow of 1,450 gallons of untreated wastewater occurred on July 12, 2017 from a regional sewer.

Percent of Volumes Captured & Cleaned

Percent of Volumes Captured & Cleaned

Overflow Volumes (Volumes in millions of gallons)

Overflow Volumes (Volumes in millions of gallons)

Rainfall

According to the National Weather Service: “For most of 2017, Milwaukee was running above normal for precipitation and liquid equivalent of snow.

…Milwaukee ended up with 34.09 inches of rain and snow melt, which was about one half inch (0.67″) below normal.”

2017 Precipitation (G.M.I.A)

2017 Precipitation (G.M.I.A)

Mentioned in This Press Release

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