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b_Surface_WaterPts Surface-water-altitude data, from streamgages, considered for the potentiometric-surface map, Mississippi River Valley alluvial aquifer, spring 2018

Dates

Publication Date
Start Date
2018-01-01
End Date
2018-05-31

Citation

McGuire, V.L., Seanor, R.C., Asquith, W.H., Nottmeier, A.M., Smith, D.C., Tollett, R.W., Kress, W.H., and Strauch, K.R., 2020, Datasets used to map the potentiometric surface, Mississippi River Valley alluvial aquifer, spring 2018: U.S. Geological Survey data release, https://doi.org/10.5066/P992HD1R.

Summary

This dataset contains surface-water-altitude (SWA) data from streamgages that was used or considered to create a potentiometric-surface map for the Mississippi River Valley alluvial (MRVA) aquifer for spring 2018. The surface-water-altitude data was referenced to the North American Vertical Datum of 1988 (NAVD 88). The streamgages are measured continuously. The streamgage measurement that was used was from early April 2018 and is an estimate of the groundwater altitudes at the gage location. The resultant potentiometric-surface contours and raster represents the generalized central tendency for spring 2018, but it would not be useful for some purposes, such as for calibration of a groundwater-flow model for early April 2018 or for [...]

Contacts

Attached Files

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fgdc_classic.xsl 80.57 KB application/xml
MRVA_SW_AgencyMeas_2018_graphic.jpg thumbnail 2.72 MB image/jpeg
MRVA_SW_AgencyMeas_2018.zip 17.71 KB application/zip

Purpose

The purpose of this data release is to provide the surface-water data that were used and considered in the potentiometric surface map for spring 2018.

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