Construct URL for NWIS water use data service
Reconstructs URLs to retrieve data from here: https://waterdata.usgs.gov/nwis/wu
constructUseURL(years, stateCd, countyCd, categories)
years |
integer Years for data retrieval. Must be years ending in 0 or 5, or "ALL", which retrieves all available years. |
stateCd |
could be character (full name, abbreviation, id), or numeric (id) |
countyCd |
could be numeric (County IDs from countyCdLookup) or character ("ALL") |
categories |
character Two-letter cateogory abbreviation(s) |
url string
url <- constructUseURL(years=c(1990,1995),stateCd="Ohio",countyCd = c(1,3), categories = "ALL")
Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.