1. MCHM spill in West Virginia

2. Timeline Jan. 9, 2014 – neighbors notice smell, spill ~7,500 gal leaked from tank, secondary containment 300,000 residents warned not to drink water public water utility closures downstream to Cincinatti Jan. 21 – news of 2 nd chemical in spill – PPH polyglycol ethers Jan. 22 – odor continues to be noticed spill management, tanks drained Freedom Industries response, bankruptcy

3. 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 http://en.wikipedia.org/wiki/2014_Elk_River_chemical_spill http://www.nytimes.com/2014/01/10/us/chemical-spill-fouls-water-in-w-virginia.html?_r=0 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