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An overhead view of Watco’s storage terminal in Chicago at 2926 E. 126th St. (Google)

Environmental advocates say a Southeast Side storage company violated city standards for air pollution earlier this year. But the company disagrees, asserting that the state’s more lenient law applies. 

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An overhead view of Watco's storage terminal at 2926 E. 126th St. in Chicago. (Google)

A Southeast Side company tipped off regulators to its own violation of city air pollution standards, documents submitted to the city show. 

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(Friends of Big Marsh / Facebook)

Grant funding will be used to restore wetlands and improve water flow at a 278-acre park that opened last year at a former industrial site on Chicago’s Southeast Side.

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(Google Maps)

Chicago public health officials have given the Southeast Side company an additional week to come up with an improved plan for reducing emissions of manganese dust.

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A Chicago company has until Sept. 6 to submit a plan for reducing brain-damaging manganese dust that has been found nearby in a primarily low-income, minority neighborhood on the Southeast Side.

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The bulk storage operator on Chicago’s Southeast Side has exceeded a federal threshold for emissions of toxic manganese dust, according to new air monitoring data published by the EPA.

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The city will monitor soil and air pollution near residents’ homes and begin increased inspections of industrial sites. 

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An overhead photo of S.H. Bell's Chicago facility appears to show rust-colored stains from manganese handled by the company. (Google Maps)

A Chicago neighborhood once permeated with black dust from uncovered piles of petroleum coke now faces another toxic pollutant, but one that is not as visible or widespread.

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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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The Illinois senator is calling on federal environmental and public health regulators to conduct a new assessment of toxic pollutants in one of the city’s most industrialized areas.

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Newly released data from air monitors on Chicago’s Southeast Side shows higher levels of manganese than previously recorded, prompting renewed calls for a ban of the toxic metal, which can cause nervous system damage at high exposures. 

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Peggy Salazar, director of the Southeast Environmental Task Force, works in the group's Hegewisch office in March. (Alex Ruppenthal / Chicago Tonight)

A community group has drawn up a plan to guide redevelopment of a heavily industrialized area in Chicago.

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Kinder Morgan's former site at 2926 E. 126th St. in Chicago. (Google)

A newly released report shows additional sources of manganese dust on Chicago’s Southeast Side, where residents were already dealing with exposure to manganese and other pollutants. 

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Chicago’s top public health official said her department will examine an area on the city’s Southeast Side that faces exposure to manganese dust.

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Manganese is one of the materials processed at a refinery in Worsley, Australia. (Courtesy of South32)

Federal limits for exposure to manganese might not be adequate to protect public health, says a Washington University neurologist. 

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Several advocacy groups are calling on Chicago to ban storage of materials containing manganese in residential areas following a 2016 study that revealed potentially harmful levels of manganese dust on the city’s Southeast Side.