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The risks from waste leachate are due to its high organic contaminant concentrations and high concentration of ammonia. Pathogenic microorganisms that might be present in it are often cited as the most important, but pathogenic organism counts reduce rapidly with time in the landfill, so this only applies to the freshest leachate. Toxic ...
Based on recent EPA studies, a liner and leachate collection system constructed to current standards typically has a liquid removal efficiency of 99 to 100 percent and frequently exceeds 99.99 percent. [3] The leachate collection system collects the leachate so that it can be removed from the landfill and properly treated or disposed.
Groundwater pollution (also called groundwater contamination) occurs when pollutants are released to the ground and make their way into groundwater.This type of water pollution can also occur naturally due to the presence of a minor and unwanted constituent, contaminant, or impurity in the groundwater, in which case it is more likely referred to as contamination rather than pollution.
Data recently analyzed by the Illinois State Board of Education shows that more than 7 in 10 Cook County public students now fall below grade level in English based on their 2023-24 performance in ...
(The Center Square) – Whether Illinois should be enjoined from enforcing the state’s gun and magazine ban starting Monday is now up to a federal appeals court. Illinois enacted the Protect ...
Illinois is one of ten states that account for nearly 85% of the total employee-related debt among all 50 states. At the end of 2022, Illinois had $10,915 in pension liabilities per capita ...
The Illinois Environmental Protection Agency wrote on its website [69] in May 2009 that "When the 2007 illegal use of the well was determined in December of 2007, the Illinois EPA began enforcement action by sending a Non-Compliance Advisory letter to Crestwood advising against future use of the emergency back-up well found to be contaminated ...
"Bubbly Creek" is an arm of the Chicago River, and forms the southern boundary of the Union Stock Yards; all the drainage of the square mile of packing-houses empties into it so that it is really a great open sewer a hundred or two feet wide. One long arm of it is blind, and the filth stays there forever and a day.