CSIimport_daily: Import daily-value files for CSI calculation
In USGS-R/CSI: Coastal Salinity Index

CSIimport_daily

R Documentation

Import daily-value files for CSI calculation

Description

Read in daily salinity values file.

Usage

CSIimport_daily(file, mindays = 15)

Arguments

`file`	character The daily-value file to import. Must have Year, Month, and Day columns, or single column Date = 'YYYY-MM-DD', and columns of salinty values by site.
`mindays`	integer the minimum number of daily values needed to produce a mean value for a given month (default 15). Months with fewer data values than this will be asigned mean NA.

Value

A salinity object data.frame for calculating CSI values; has Year and Month timestamp columns, with (optionally multiple) individual columns of site salinity values.

Examples

# Data file with Year, Month, and Day columns
data_path <- system.file("extdata", "Daily_Waccamaw_LittleBlack_Rivers.csv", package="CSI")
sal <- CSIimport_daily(data_path)

# Data file with single Date column
data_path <- system.file("extdata", "Daily_South_Carolina.csv", package="CSI")
sal <- CSIimport_daily(data_path)

USGS-R/CSI documentation built on April 20, 2023, 3:57 p.m.