A data set containing un-corrected measurements from a YSI Sonde 6600
data(sondeRaw)
a dataframe with 1528 rows and 11 variables
Date of measurement
Time of measurement
Temperature in degrees C
Specific conductivity in mS/cm
pH
Potential reading from pH sensor in mV
Chloride in mg/L
Ammonium-Nitrogen in mg/L
Nitrate-Nitrogen in mg/L
Turbidity in NTU
Dissolved Oxygen in % sat
Saint Louis University Geochemistry Lab
str(sondeRaw)#> Classes ‘tbl_df’, ‘tbl’ and 'data.frame': 1528 obs. of 11 variables: #> $ Date : chr "M/D/Y" "9/18/2015" "9/18/2015" "9/18/2015" ... #> $ Time : chr "hh:mm:ss" "12:10:49" "12:15:50" "12:20:51" ... #> $ Temp : chr "C" "14.76" "14.64" "14.57" ... #> $ SpCond : chr "mS/cm" "0.754" "0.75" "0.75" ... #> $ pH : num NA 7.18 7.14 7.14 7.13 7.13 7.13 7.13 7.12 7.12 ... #> $ pHmV : chr "mV" "-36.4" "-34.1" "-33.9" ... #> $ Chloride : chr "mg/L" "51.22" "49.62" "49.75" ... #> $ AmmoniumN : chr "mg/L" "3.35" "6.29" "7.84" ... #> $ NitrateN : chr "mg/L" "0" "0" "0" ... #> $ Turbidity+: chr "NTU" "3.7" "-0.2" "-0.1" ... #> $ DO : chr "%" "92.65" "93.73" "93.95" ... #> - attr(*, "spec")=List of 2 #> ..$ cols :List of 11 #> .. ..$ Date : list() #> .. .. ..- attr(*, "class")= chr "collector_character" "collector" #> .. ..$ Time : list() #> .. .. ..- attr(*, "class")= chr "collector_character" "collector" #> .. ..$ Temp : list() #> .. .. ..- attr(*, "class")= chr "collector_character" "collector" #> .. ..$ SpCond : list() #> .. .. ..- attr(*, "class")= chr "collector_character" "collector" #> .. ..$ pH : list() #> .. .. ..- attr(*, "class")= chr "collector_double" "collector" #> .. ..$ pHmV : list() #> .. .. ..- attr(*, "class")= chr "collector_character" "collector" #> .. ..$ Chloride : list() #> .. .. ..- attr(*, "class")= chr "collector_character" "collector" #> .. ..$ AmmoniumN : list() #> .. .. ..- attr(*, "class")= chr "collector_character" "collector" #> .. ..$ NitrateN : list() #> .. .. ..- attr(*, "class")= chr "collector_character" "collector" #> .. ..$ Turbidity+: list() #> .. .. ..- attr(*, "class")= chr "collector_character" "collector" #> .. ..$ DO : list() #> .. .. ..- attr(*, "class")= chr "collector_character" "collector" #> ..$ default: list() #> .. ..- attr(*, "class")= chr "collector_guess" "collector" #> ..- attr(*, "class")= chr "col_spec"head(sondeRaw)#> # A tibble: 6 x 11 #> Date Time Temp SpCond pH pHmV Chloride AmmoniumN NitrateN `Turbidity+` #> <chr> <chr> <chr> <chr> <dbl> <chr> <chr> <chr> <chr> <chr> #> 1 M/D/Y hh:m… C mS/cm NA mV mg/L mg/L mg/L NTU #> 2 9/18… 12:1… 14.76 0.754 7.18 -36.4 51.22 3.35 0 3.7 #> 3 9/18… 12:1… 14.64 0.75 7.14 -34.1 49.62 6.29 0 -0.2 #> 4 9/18… 12:2… 14.57 0.75 7.14 -33.9 49.75 7.84 0 -0.1 #> 5 9/18… 12:2… 14.51 0.749 7.13 -33.9 50.32 7.67 0 -0.2 #> 6 9/18… 12:3… 14.5 0.749 7.13 -33.6 50.74 7.13 0 0 #> # ... with 1 more variable: DO <chr>