hydrotoolbox (version 1.1.2)

qm_vol: Monthly river discharge [m3/s] to volume [hm3]

Description

Converts mean monthly river discharge [m3/s] to total volume discharge [hm3].

Usage

qm_vol(x, col_name, out_name = NULL)

Value

The same data frame but with the total volume discharge.

Arguments

x

data frame with class Date in the first column and numeric on the others.

col_name

string with column(s) name(s) where to apply the function.

out_name

optional. String with new column(s) name(s). If you set it as NULL, the function will overwrite the original data frame.

Examples

# read guido daily streamflow records
path <- system.file('extdata', 'snih_qd_guido.xlsx',
        package = 'hydrotoolbox')

# read, aggregate the function to monthly resolution and get the volume
qm_guido <-
  read_snih(path = path, by = 'day', out_name = 'q(m3/s)') %>%
  agg_table(col_name = 'q(m3/s)', fun = 'mean', period = 'monthly',
            out_name = 'qm(m3/s)') %>%
  qm_vol(col_name = 'qm(m3/s)', out_name = 'vm(hm3)')