GlacialRidge: Daily Groundwater Levels

In USGS-R/smwrData: Example hydrologic data to support statistical methods in water resources

Daily Groundwater Levels

Description

Daily groundwater data for water year 2008 (October 1, 2007 to September 30, 2008) for selected wells in the Glacial Ridge National Wildlife Refuge in northwestern Minnesota.

Usage

GlacialRidge

Format

Data frame with 366 rows and 6 columns

Name	Type	Description
datetime	Date	Day
G01	numeric	Data for well G01-R
G12	numeric	Data for well G12-R
G20	numeric	Data for well G20S-R
G25	numeric	Data for well G25-R
G22	numeric	Data for well G22S-R

Note all groundwater levels are depth below land surface in feet.

Source

Data retrieved from NWISWeb (http://nwis.waterdata.usgs.gov/mn/nwis/gw) on 2012-06-18. The data were rearranged and the columns renamed to the current format.

References

Cowdery, T. K., Lorenz, D. L, Arntson, D., 2008, Hydrology prior to wetland and prairie restoration in and around the Glacial Ridge National Wildlife Refuge, northwestern Minnesota, 2002–5: U.S Geological Survey Scientific Investigations Report 2007-5200, 68 p.

Examples

data(GlacialRidge)
# Hydrographs showing the change in variability with depth
with(GlacialRidge, plot(datetime, G01, type='l', ylim=c(25, 0),
  ylab="Depth below landsurface, in feet"))
with(GlacialRidge, lines(datetime, G12))
with(GlacialRidge, lines(datetime, G20))
with(GlacialRidge, lines(datetime, G25))
with(GlacialRidge, lines(datetime, G22))

USGS-R/smwrData documentation built on Oct. 18, 2022, 9:56 a.m.