hddtools (version 0.8.2)

catalogueData60UK: Data source: Data60UK catalogue

Description

This function interfaces the Data60UK database catalogue (available from http://nrfaapps.ceh.ac.uk/datauk60/data.html) containing 61 datasets. Dataset catalogue is available from http://nrfaapps.ceh.ac.uk/datauk60/data.html.

Usage

catalogueData60UK(areaBox = NULL, columnName = NULL,
  columnValue = NULL, useCachedData = TRUE)

Arguments

areaBox

bounding box, a list made of 4 elements: minimum longitude (lonMin), minimum latitude (latMin), maximum longitude (lonMax), maximum latitude (latMax)

columnName

name of the column to filter

columnValue

value to look for in the column named columnName

useCachedData

logical, set to TRUE to use cached data, set to FALSE to retrieve data from online source. This is TRUE by default.

Value

This function returns a data frame made of 61 rows (gauging stations) and 6 columns: "id" (hydrometric reference number), "River", "Location", "gridReference", "Latitude", "Longitude".

Examples

# NOT RUN {
  # Retrieve the whole catalogue
  Data60UK_catalogue_all <- catalogueData60UK()

  # Filter the catalogue based on a bounding box
  areaBox <- raster::extent(-4, -2, +52, +53)
  Data60UK_catalogue_bbox <- catalogueData60UK(areaBox)

  # Filter the catalogue based on an ID
  Data60UK_catalogue_ID <- catalogueData60UK(columnName = "stationID",
                                             columnValue = "62001")
# }
# NOT RUN {
# }