assessment_units: Download Assessment Unit Summary

In rATTAINS: Access EPA 'ATTAINS' Data

Download Assessment Unit Summary

Description

Provides basic information about the requested assessment units.

Usage

assessment_units(
  assessment_unit_identifer = NULL,
  state_code = NULL,
  organization_id = NULL,
  epa_region = NULL,
  huc = NULL,
  county = NULL,
  assessment_unit_name = NULL,
  last_change_later_than_date = NULL,
  last_change_earlier_than_date = NULL,
  status_indicator = NULL,
  return_count_only = NULL,
  tidy = TRUE,
  .unnest = TRUE,
  ...
)

Arguments

assessment_unit_identifer	(character) Filters returned assessment units to one or more specific assessment units. Multiple values can be provided. optional
state_code	(character) Filters returned assessment units to only those having a state code matches one in the provided list of states. Multiple values can be provided. optional
organization_id	(character) Filters returned assessment units to only those having a mathcing organization ID. Multiple values can be provided. optional
epa_region	(character) Filters returned assessment units to only matching EPA regions. Multiple values can be provided. optional
huc	(character) Filters returned assessment units to only those which have a location type of HUC and the location value matches the provided HUC. Multiple values can be provided. optional
county	(character) Filters returned assessment units to only those which have a location type of county and matches the provided county. Multiple values can be provided. optional
assessment_unit_name	(character) Filters the returned assessment units to matching the provided value.
last_change_later_than_date	(character) Filters returned assessment units to those only changed after the provided date. Must be a character with format: "yyyy-mm-dd". optional
last_change_earlier_than_date	(character) Filters returned assessment units to those only changed before the provided date. Must be a character with format: "yyyy-mm-dd". optional
status_indicator	(character) Filter the returned assessment units to those with specified status. "A" for active, "R" for retired. optional
return_count_only	return_count_only = Y is no longer supported.
tidy	(logical) TRUE (default) the function returns a tidied tibble. FALSE the function returns the raw JSON string.
.unnest	(logical) TRUE (default) the function attempts to unnest data to longest format possible. This defaults to TRUE for backwards compatibility but it is suggested to use FALSE.
...	list of curl options passed to crul::HttpClient()

Details

One or more of the following arguments must be included: assessment_unit_identfier, state_code or organization_id. Multiple values are allowed for indicated arguments and should be included as a comma separated values in the string (eg. organization_id="TCEQMAIN,DCOEE").

Value

When tidy = TRUE a tibble with many variables, some nested, is returned. When tidy=FALSE a raw JSON string is returned.

Note

See domain_values to search values that can be queried.

Examples

## Not run: 

## Retrieve data about a single assessment unit
assessment_units(assessment_unit_identifer = "AL03150201-0107-200")

## Retrieve data as a JSON instead
assessment_units(assessment_unit_identifer = "AL03150201-0107-200", tidy = FALSE)

## End(Not run)

rATTAINS documentation built on April 25, 2023, 5:10 p.m.