countyfloods (version 0.0.2)

find_nws: Get National Weather Service (NWS) flood stage/discharge levels for gages.

Description

Use National Weather Service designated flood stages/discharges as flood thresholds. These come in four levels: "action", "flood", "moderate", and "major".

Usage

find_nws(site_no, type = "flood")

Arguments

site_no

Character vector with USGS gage IDs of stream gage sites to pull.

type

Character string with the type of flood stage to be used. Can be one of four options: "action", "flood", "moderate", and "major". Defaults to "flood".

Value

Data frame of gage IDs and the corresponding NWS flood value, if available.

Examples

va_counties <- get_county_cd("Virginia")
va_gages <- get_gages(va_counties, start_date = "2015-01-01",
                      end_date = "2015-12-31")
va_nws <- find_nws(site_no = va_gages$site_no, type = "moderate")