Due to the lapse in government funding, only websites supporting excepted functions will be updated unless otherwise funded. As a result, the information on this website may not be up to date and the agency will not be able to respond to inquiries until appropriations are enacted.
Updates regarding government operating status and resumption of normal operations can be found at https://www.opm.gov/.
Clean water is an important part of being healthy. Do you know all of these fun facts about water? Take this quiz to find out! Then, test your friends.
Content last reviewed February 16, 2011
Page last updated October 29, 2018