Looks up the long or short-term water quality limits for BC. If the limits depend on on the pH, total hardness (CaCO3), total chloride or the concentration of methyl mercury and site specific values are not provided then the dependent limits are returned as missing values.
lookup_limits(
ph = NULL,
hardness = NULL,
chloride = NULL,
methyl_mercury = NULL,
term = "long",
use = "Freshwater Life"
)A number indicating the pH in pH units at the site of interest.
A number indicating the total hardness (CaCO3) in mg/L at the site of interest.
A number indicating the total chloride concentration in mg/L at the site of interest.
A number indicating the total concentration of methyl mercury in ug/L at the site of interest.
A string indicating whether to lookup the "long" or "short"-term limits.
A string indicating the Use.
lookup_limits(ph = 8, hardness = 100, chloride = 50, methyl_mercury = 2)
#> # A tibble: 87 × 3
#> Variable UpperLimit Units
#> <fct> <dbl> <fct>
#> 1 1,1,2-Trichloroethene (Trichloroethylene) Total 21 ug/L
#> 2 1,1,2,2-Tetrachloroethene (Tetrachloroethylene, Perchloreth… 110 ug/L
#> 3 1,2-Dichlorobenzene Total 0.7 ug/L
#> 4 1,2-Dichloroethane Total 100 ug/L
#> 5 1,2-Propylene glycol Total 500 mg/L
#> 6 1,2,3-Trichlorobenzene Total 8 ug/L
#> 7 1,2,3,4-Tetrachlorobenzene Total 1.8 ug/L
#> 8 1,2,4-Trichlorobenzene Total 24 ug/L
#> 9 1,3-Dichlorobenzene Total 150 ug/L
#> 10 1,4-Dichlorobenzene Total 26 ug/L
#> # … with 77 more rows
lookup_limits(term = "short")
#> # A tibble: 38 × 3
#> Variable UpperLimit Units
#> <fct> <dbl> <fct>
#> 1 Aluminum Dissolved NA mg/L
#> 2 Ammonia Total NA mg/L
#> 3 Arsenic Total 5 ug/L
#> 4 Cadmium Dissolved NA ug/L
#> 5 Chloride Dissolved 600 mg/L
#> 6 Chlorophenol, 2,3-DCP Total NA ug/L
#> 7 Chlorophenol, 2,3,4-TCP Total NA ug/L
#> 8 Chlorophenol, 2,3,4,5-TTCP Total NA ug/L
#> 9 Chlorophenol, 2,3,4,5,6-PCP Total NA ug/L
#> 10 Chlorophenol, 2,3,4,6-TTCP Total NA ug/L
#> # … with 28 more rows