MiscGW | R Documentation |
Groundwater-quality data from miscellaneous wells in the United States.
MiscGW
Data frame with 4 rows and 10 columns
Name | Type | Description |
Calcium | numeric | Calcium concentration |
Magnesium | numeric | Magnesium concentration |
Sodium | numeric | Sodium concentration |
Potassium | numeric | Potassium concentration |
Carbonate | numeric | Carbonate concentration |
Bicarbonate | numeric | Bicarbonate concentration |
Sulfate | numeric | Sulfate concentration |
Chloride | numeric | Chloride concentration |
Fluoride | numeric | Fluoride concentration |
Nitrate | numeric | Nitrate concentration |
Notes: all concentrations are in milligrams per liter; for combined sodium and potassium in the original tables, the concentration was assumed to be sodium in these data and potassium is set to 0.
Extracted from Hem (1989), to replicate the data in figure 37.
Hem J.D., 1989, Study and interpretation of the chemical characteristics of natural water: U.S. Geological Survey Water-Supply Paper 2254, 263 p.
## Not run: data(MiscGW) # The sodium-potassium data MiscGW[, c("Sodium", "Potassium")] ## End(Not run)
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