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Initial results of a Minnesota Pollution Control Agency (MPCA) funded collation of nitrate databases for surface and groundwater of the 10 counties of southeastern Minnesota's (SE MN) karst region are presented. The goal is to identify existing data that can help define time trends and mechanisms of nitrate water pollution. The U.S. Geological Survey's National Water Information System contains data collected from 1889 to present for the entire nation and is available on the Internet. The MPCA created three successive state-wide ambient (background) groundwater monitoring programs, which includes nitrate data, maintained in the EPA's STORET database: from 1978 to 1990, from 1992 to 1996, and from 2003 to present....
Categories: Publication;
Types: Citation;
Tags: Data Visualization & Tools,
Landscapes,
Northeast CASC,
Other Landscapes,
Science Tools For Managers
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