
Generalized USGS Water Meta Data API retrieval function
Source:R/read_waterdata_metadata.R
read_waterdata_metadata.RdFunction to get metadata from Water Data API. These are useful to get the human readable words and other metadata associated with USGS codes.
Arguments
- collection
character, can be any existing collection such as "parameter-codes", "agency-codes", "altitude-datums", "aquifer-codes", "aquifer-types", "coordinate-accuracy-codes", "coordinate-datum-codes", "coordinate-method-codes", "hydrologic-unit-codes", "medium-codes", "national-aquifer-codes", "reliability-codes", "site-types", "statistic-codes", "topographic-codes", "time-zone-codes".
- ...
Optional arguments to pass to the query. Available parameters can be found with the
get_ogc_paramsfunction.- limit
The optional limit parameter is used to control the subset of the selected features that should be returned in each page. The maximum allowable limit is 50000. It may be beneficial to set this number lower if your internet connection is spotty. The default (
NA) will set the limit to the maximum allowable limit for the service.- attach_request
logical, defaults to TRUE. If set to
TRUE, the full request sent to the Water Data API is attached as an attribute to the data set.
Examples
# \donttest{
agency_codes <- read_waterdata_metadata("agency-codes")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/agency-codes/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2123
altitude_datums <- read_waterdata_metadata("altitude-datums")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/altitude-datums/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2116
aquifer_codes <- read_waterdata_metadata("aquifer-codes")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/aquifer-codes/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2122
aquifer_types <- read_waterdata_metadata("aquifer-types")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/aquifer-types/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2121
counties <- read_waterdata_metadata("counties")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/counties/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2118
countries <- read_waterdata_metadata("countries")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/countries/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2110
us_counties <- read_waterdata_metadata("counties", country_code = "US")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/counties/items?f=json&lang=en-US&country_code=US&limit=50000
#> Remaining requests this hour:2113
coordinate_accuracy_codes <- read_waterdata_metadata("coordinate-accuracy-codes")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/coordinate-accuracy-codes/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2107
coordinate_datum_codes <- read_waterdata_metadata("coordinate-datum-codes")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/coordinate-datum-codes/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2112
coordinate_method_codes <- read_waterdata_metadata("coordinate-method-codes")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/coordinate-method-codes/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2107
huc_codes <- read_waterdata_metadata("hydrologic-unit-codes")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/hydrologic-unit-codes/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2106
#> Remaining requests this hour:2107
#> Remaining requests this hour:2102
methods <- read_waterdata_metadata("methods")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/methods/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2099
method_categories <- read_waterdata_metadata("method-categories")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/method-categories/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2099
method_citations <- read_waterdata_metadata("method-citations")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/method-citations/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2098
citations <- read_waterdata_metadata("citations")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/citations/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2099
national_aquifer_codes <- read_waterdata_metadata("national-aquifer-codes")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/national-aquifer-codes/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2097
parameter_codes <- read_waterdata_metadata("parameter-codes")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/parameter-codes/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2098
reliability_codes <- read_waterdata_metadata("reliability-codes")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/reliability-codes/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2094
site_types <- read_waterdata_metadata("site-types")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/site-types/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2094
states <- read_waterdata_metadata("states")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/states/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2094
us_states_territories <- read_waterdata_metadata("states", country_code = "US")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/states/items?f=json&lang=en-US&country_code=US&limit=50000
#> Remaining requests this hour:2094
statistic_codes <- read_waterdata_metadata("statistic-codes")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/statistic-codes/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2093
topographic_codes <- read_waterdata_metadata("topographic-codes")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/topographic-codes/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2094
time_zone_codes <- read_waterdata_metadata("time-zone-codes")
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/time-zone-codes/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2094
time_zone_limited <- read_waterdata_metadata("time-zone-codes",
time_zone_description = c("Alaska", "Hawaii", "Pacific North America"))
#> Requesting:
#> https://api.waterdata.usgs.gov/ogcapi/v0/collections/time-zone-codes/items?f=json&lang=en-US&limit=50000
#> Remaining requests this hour:2093
# }