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South Dakota Water Science Center

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USGS Water Science Centers are located in each state.

There is a USGS Water Science Center office in each State. Washington Oregon California Idaho Nevada Montana Wyoming Utah Colorado Arizona New Mexico North Dakota South Dakota Nebraska Kansas Oklahoma Texas Minnesota Iowa Missouri Arkansas Louisiana Wisconsin Illinois Mississippi Michigan Indiana Ohio Kentucky Tennessee Alabama Pennsylvania West Virginia Georgia Florida Caribbean Alaska Hawaii New York Vermont New Hampshire Maine Massachusetts South Carolina North Carolina Rhode Island Virginia Connecticut New Jersey Maryland-Delaware-D.C.

MTBE Health Advisory Notice

Since this publication was issued, the U.S. Environmental Protection Agency (USEPA) has changed the advisory for methyl tert-butyl ether (MTBE). The updated advisory is 20-40 micrograms per liter and is termed a "drinking water advisory" (rather than the previously issued draft "drinking water health advisory"). The new advisory is described in USEPA publication EPA-822-F-97-009, Drinking Water Advisory: Consumer Acceptability Advice and Health Effects Analysis on Methyl Tertiary-Butyl Ether (MtBE), which is available on the World Wide Web at :

or by calling the USEPA Safe Drinking Water Hotline (1-800-426-4791).

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Page Last Modified: Wednesday, 09-Jan-2013 10:13:45 EST