zaporozec {hydrogeo} | R Documentation |
This data set contains major ion analyses for three groundwaters.
A data frame with 9 observations on the following 15 variables:
location
a factor with levels Tertiary, Czechoslovakia
Upper Cambrian, Wisconsin
Upper Cretaceous, Czechoslovakia
K
a numeric vector - potassium
Mg
a numeric vector - magnesium
Ca
a numeric vector - calcium
Mn
a numeric vector - magnesium
Fe
a numeric vector - iron
Cl
a numeric vector - chloride
NO3
a numeric vector - nitrate
HCO3
a numeric vector - bicarbonate
SO4
a numeric vector - sulphate
sigma
a numeric vector - standard deviation
TDS
a numeric vector - total dissolved solids
tempC
a numeric vector - temperature
pH
a numeric vector - pH
units
a factor with levels meq/l
meq_pc
mg/l
Zaporozec, “Graphical interpretation of water quality data,” Ground Water 10, no. 2 (1972): pages 32–43.
data(zaporozec)
str(zaporozec)