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Upper Midwest Environmental Sciences Center

Sediment-Contaminant Database
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Sampling Purpose: The U.S. Geological Survey's National Water-Quality Assessment Program collected streambed sediment samples to describe the occurrence and distribution of trace elements in the Upper Mississippi River Basin. In 1995 and 1996, the USGS collected sediment grab samples from 27 different sites on the UMR and tributaries. All samples were sieved and analyzed for trace metals, organic carbon, inorganic carbon, and total carbon.

Quality Assurance Index: 1

Number of Observations (samples) in Data Set: 29

Institution Providing Data: U.S. Geological Survey


Data Set No. 44:

 

 

.txt file .xls file .wk4 file
Data source variables
.txt file .xls file .wk4 file
Sample variables

Classes of Contaminants (in both data set 44 and other data sets)

Inorganic contaminants:
.txt file .xls file .wk4 file
Metals, metalloids, nutrients and others

Content manager: Michelle Bartsch

November 17, 2000

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URL: http://umesc.usgs.gov/data_library/sediments_contaminants/datasets/44.html
Page Contact Information: Contacting the Upper Midwest Environmental Sciences Center
Page Last Modified: January 29, 2016