j^EGISLATION/BEGDLATIOI Health Advisory Issued for Methyl Tertiary Butyl Ether

USEPA concluded that M^^H poses a cancer risk to hun^^H at high levels of exposure. rent data, however, are to support confident, quan^^^^^^H mation of the cancer risSHHH MTBE at low exposures. USEPA also believes current data support a conclusion that MTBE can pose a noncancerous health hazard to humans at high doses, but data do not support confident, quantitative estimation of risk at low exposure. Drinking water containing MTBE may have an upleasant taste or odor. Not all individuals respond equally to this taste and odor because of differ-