Description
Published:Began with: 2000.
Item Description:Description based on: 2000, issued Oct. 2006; title from HTML caption (viewed Nov. 10, 2009).
Latest issue consulted: 2005, issued Nov. 2008.
Electronic resource.
Physical Description:HTML files.
Publication Frequency:Annual
Format:Mode of access: Internet from the Upper Midwest Environmental Sciences Center web site. Address as of 11/10/09: http://www.umesc.usgs.gov/ltrmp.html ; current access is available via PURL.