Water-quality assessment of part of the upper Mississippi River basin, Minnesota and Wisconsin — Design and implementation of water-quality studies, 1995-98

Water-Resources Investigations Report 99-4135
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Abstract

From 1995 through 1998, water-quality and aquatic-biological samples were collected, processed, and analyzed for the U.S. Geological Survey's National Water-Quality Assessment Program in the Upper Mississippi River Basin in Minnesota and Wisconsin. Sites were selected and samples collected for integrated studies designed to provide a comprehensive description of water-quality conditions, to identify trends, and to determine the factors that affect existing conditions.

This report describes the design, site-selection, and implementation of the study. Methods used to collect, process, and analyze samples; characterize sites; and assess habitat are described. A comprehensive list of sample sites is provided. Sample analyses for water-quality studies included chlorophyll a, major inorganic constituents, nutrients, trace elements, tritium, radon, environmental isotopes, organic carbon, pesticides, volatile organic compounds, and other synthetic and naturallyoccurring organic compounds. Aquatic-biological samples included fish, benthic macroinvertebrates, and algal enumeration and identification, as well as synthetic-organic compounds and trace elements in fish tissue.

Study Area

Publication type Report
Publication Subtype USGS Numbered Series
Title Water-quality assessment of part of the upper Mississippi River basin, Minnesota and Wisconsin — Design and implementation of water-quality studies, 1995-98
Series title Water-Resources Investigations Report
Series number 99-4135
DOI 10.3133/wri994135
Year Published 1999
Language English
Publisher U.S. Geological Survey
Publisher location Mounds View, MN
Contributing office(s) Minnesota Water Science Center
Description vii, 85 p.
Country United States
State Minnesota, Wisconsin
Other Geospatial Upper Mississippi River basin
Online Only (Y/N) N
Additional Online Files (Y/N) N
Google Analytic Metrics Metrics page
Additional publication details