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Sewage overflows return as flood water, heavy rains infiltrate lines; exceed treatment plant capacity

on Thu, 10/25/2018 - 19:57   by news

Flooding and heavy rains early this month once again forced Bettendorf to pump raw sewage into the Mississippi River.

That's because the Davenport Sewage Treatment Plant wasn't able to handle inflows to the facility and closed gates to the main interceptor along the Mississippi riverfront, requiring Bettendorf to pump sewage from its riverfront lines into storm water pipes that flow into the river.

If the city did not use the pumps, sewage could back up into riverfront businesses and homes.

Iowa QC sewer system upgrades on schedule and reducing sewage overflows, consultant reports

on Thu, 04/26/2018 - 01:33   by news

Sewage overflows in Davenport have fallen from 104 in 2016 to 18 last year thanks to wastewater system improvements in Bettendorf and Davenport mandated under a 2013 consent order with the Iowa Department of Natural Resources (IDNR).

In Bettendorf, only two SSO's (sewage system overflows) were reported in 2017, and none have been recorded as of March 30 this year.

Davenport/Bettendorf achieve big reductions in sewage overflows; court ordered fixes address dumping of sewage into Mississippi River

on Tue, 05/09/2017 - 20:56   by Editor

Upgrades to the jointly owned Davenport/Bettendorf sewage system over the past four years has led to "marked reductions" in untreated and partially treated sewage being dumped into the Mississippi River during flooding and after heavy rainfalls.

According to the annual report to the Iowa Department of Natural Resources (IDNR) filed April 1, the improvements to the sewage treatment plant and sewage collection systems in the two communities have "reduced sewer backups and overflows.

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