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UIC bioengineering professor Ian Papautsky and Erin Haynes of the University of Cincinnati Department of Environmental Health present a sensor that will conduct rapid testing for human exposure to toxic metals. (Courtesy University of Cincinnati)

If successful, the portable, smartphone-sized sensor will measure human exposure to toxic metals like lead and manganese using a single finger prick of blood  – and deliver results in minutes.

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(Steve Johnson / Flickr)

Water testing at a Chicago day care center showed at least one sample 16 times higher than the lead level allowed in bottled water, according to a new report from an environmental watchdog group. 

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Chicagoans may soon find drinking fountains at their local parks have been shut off, removed or simply won’t stop flushing water. WBEZ reporter Monica Eng is covering the story and joins us with details.

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(Steve Johnson / Flickr)

Why so many Chicago homes are testing high for lead in their water – and what you can do about it.

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EPA Administrator Scott Pruitt speaks April 19 after meeting with residents of East Chicago’s lead-contaminated neighborhoods. (Alex Ruppenthal / Chicago Tonight)

EPA Administrator Scott Pruitt told representatives of a children’s health group last week that he wants to eliminate lead from drinking water within 10 years, but he has yet to offer a strategy to meet the goal.

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Children on Chicago’s Southeast Side have higher levels of manganese in their toenails than children in other parts of the city, according to preliminary results of a study aiming to measure the impact of toxic metals on children’s health. 

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EPA Administrator Scott Pruitt speaks April 19 after meeting with residents of East Chicago’s lead-contaminated neighborhoods. (Alex Ruppenthal / Chicago Tonight)

Since 2010, the EPA has cited an East Chicago steelmaking facility six times for violations of the Clean Air Act. Now, a group representing nearby residents intends to sue EPA Administrator Scott Pruitt over the renewal of the company’s operating permit.

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Chicago researchers are looking for lead, manganese and other metals that could affect lung function in children with asthma. 

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(Jason Gillman / Pixabay)

Elevated lead levels have been found in hundreds of water fixtures in Illinois’ second largest public school district following an initial round of testing earlier this year.

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(Creative Commons /  © 2013, Jeremy Atherton)

A new $450,000 federal grant program partners CPS students with university professors to study the impact of toxic metals on Chicago neighborhoods. 

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A view of the Great Lakes from space. (USEPA Environmental-Protection-Agency / Flickr)

Issues impacting the Great Lakes and communities surrounding the massive freshwater system will be at the center of a two-day conference in Chicago starting Wednesday.

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Advocacy group Milwaukee Water Commons holds an event in support of clean water in August 2016. (Milwaukee Water Commons)

Organizers of a clean water summit in Chicago next week hope to draft a plan for replacing the city's nearly 400,000 lead water pipes. 

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(Steve Johnson / Flickr)

A new report shows that in 2015, Illinois ranked among the five worst states in terms of largest populations served by water systems with health violations. 

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Community Strategy Group organizer April Friendly, left, leads a rally Wednesday during EPA head Scott Pruitt's visit to East Chicago. (Alex Ruppenthal / Chicago Tonight)

About 100 East Chicago residents and activists rallied and marched Wednesday while EPA head Scott Pruitt visited the city's lead-contaminated neighborhoods.

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EPA Administrator Scott Pruitt speaks Wednesday after meeting with residents in East Chicago. (Alex Ruppenthal / Chicago Tonight)

The head of the Environmental Protection Agency told residents in East Chicago on Wednesday that the agency had no plans to close its Chicago office. 

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(iStock.com)

A state senator has proposed legislation that would partially ban the use of lead-based ammunition, but one gun rights group is calling the bill “a blatant attack” on the rights of hunters.

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