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Information on MCHM 4-methyl cyclohexyl methanol Use in coal processing – froth flotation Lack of MSDS Response of WVa Dept. of Environment, local technical experts Compare to known chemicals LD 50 of 825 mg/kg oral in rat studies https://www.mapbox.com/blog/chemical-spill-west-virginia/ Solubility in water “low” Compare to n-octanol; Partitioning studies Facility location on riverbank Inspections Freedom Industries business personnel
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MCHM spill in West Virginia
Timeline
Jan. 9, 2014 – neighbors notice smell, spill~7,500 gal leaked from tank, secondary containment300,000 residents warned not to drink waterpublic water utility closures downstream to Cincinatti
Jan. 21 – news of 2nd chemical in spill – PPHpolyglycol ethers
Jan. 22 – odor continues to be noticedspill management, tanks drained
Freedom Industries response, bankruptcy
Information on MCHM4-methyl cyclohexyl methanolUse in coal processing – froth flotationLack of MSDSResponse of WVa Dept. of Environment, local technical expertsCompare to known chemicalsLD50 of 825 mg/kg oral in rat studieshttp://en.wikipedia.org/wiki/2014_Elk_River_chemical_spillhttp://www.nytimes.com/2014/01/10/us/chemical-spill-fouls-water-in-w-virginia.html?_r=0https://www.mapbox.com/blog/chemical-spill-west-virginia/
Solubility in water “low”Compare to n-octanol; Partitioning studiesFacility location on riverbankInspectionsFreedom Industries business personnel
