| Add variables to a query | add.variables |
| Removes all cached memory of perform.call | clear.all.cached |
| Removes memory of cached perform.call data for specific parameters | clear.cached |
| Generate the string authentication needed for EPA API | create.authentication |
| Make the first call when forming a query. | create.base.call |
| Endpoints available in the EPA API | endpoints |
| Get Monitoring Agencies. | get_all_mas |
| Get Primary Quality Assurance Organizations. | get_all_pqaos |
| Get annual summary data in a bounding box (lat, long). | get_annual_summary_in_bbox |
| Get annual summary data in a Core Based Statistical Area. | get_annual_summary_in_cbsa |
| Get annual summary data in a county. | get_annual_summary_in_county |
| Get annual summary data at a measurement site. | get_annual_summary_in_site |
| Get annual summary data in a state. | get_annual_summary_in_state |
| Get an API key from the AQS API. | get_aqs_key |
| Get all Core Based Statistical Areas. | get_cbsas |
| Get all counties within a state. | get_counties_in_state |
| Returns daily summary data given a bounding box (lat, long). | get_daily_summary_in_bbox |
| Get daily summary data in a Core Based Statistical Area. | get_daily_summary_in_cbsa |
| Returns data summarized by day at the county level. | get_daily_summary_in_county |
| Returns data summarized by day at measurement site level. | get_daily_summary_in_site |
| Returns daily data at the state level. | get_daily_summary_in_state |
| Get fields required per service. | get_fields_by_service |
| Get any known issues within the API. | get_known_issues |
| Get all monitoring sites within a bounding box (lat, long). | get_monitors_in_bbox |
| Get monitors within a Core Based Statistical Area. | get_monitors_in_cbsa |
| Get all monitors in a county. | get_monitors_in_county |
| Get all monitors at a site. | get_monitors_in_site |
| Get monitors in state. | get_monitors_in_state |
| Get all types of parameters. | get_parameter_classes |
| Get all parameters available within a particular parameter class. | get_parameters_in_class |
| Get quality assurance annual performance evaluations for a monitoring agency. | get_qa_ape_in_agency |
| Get quality assurance annual performance evaluations in a county. | get_qa_ape_in_county |
| Get quality assurance annual performance evaluations for a primary quality assurance organization. | get_qa_ape_in_pqao |
| Get quality assurance annual performance evaluations at a site. | get_qa_ape_in_site |
| Get quality assurance annual performance evaluations in a state. | get_qa_ape_in_state |
| Get quality assurance blank data for a monitoring agency. | get_qa_blanks_in_agency |
| Get quality assurance blank data in a county. | get_qa_blanks_in_county |
| Get quality assurance blank data for a primary quality assurance organization. | get_qa_blanks_in_pqao |
| Get quality assurance blank data at a site. | get_qa_blanks_in_site |
| Get quality assurance blank data in a state. | get_qa_blanks_in_state |
| Get quality assurance collocated assessment data for a monitoring agency. | get_qa_ca_in_agency |
| Get quality assurance collocated assessment data in a county. | get_qa_ca_in_county |
| Get quality assurance collocated assessment data for a primary quality assurance organization. | get_qa_ca_in_pqao |
| Get quality assurance collocated assessment data at a site. | get_qa_ca_in_site |
| Get quality assurance collocated assessment data in a state. | get_qa_ca_in_state |
| Get quality assurance flow rate audit data for a monitoring agency. | get_qa_fra_in_agency |
| Get quality assurance flow rate audit data in a county. | get_qa_fra_in_county |
| Get quality assurance flow rate audit data for a primary quality assurance organization. | get_qa_fra_in_pqao |
| Get quality assurance flow rate audit data at a site. | get_qa_fra_in_site |
| Get quality assurance flow rate audit data in a state. | get_qa_fra_in_state |
| Get quality assurance flow rate verification data for a monitoring agency. | get_qa_frv_in_agency |
| Get quality assurance flow rate verification data in a county. | get_qa_frv_in_county |
| Get quality assurance flow rate verification data for a primary quality assurance organization. | get_qa_frv_in_pqao |
| Get quality assurance flow rate verification data at a site. | get_qa_frv_in_site |
| Get quality assurance flow rate verification data in a state. | get_qa_frv_in_state |
| Get quality assurance PEP audit data for a monitoring agency. | get_qa_pep_in_agency |
| Get quality assurance PEP audit data in a county. | get_qa_pep_in_county |
| Get quality assurance PEP audit data for a primary quality assurance organization. | get_qa_pep_in_pqao |
| Get quality assurance PEP audit data at a site. | get_qa_pep_in_site |
| Get quality assurance PEP audit data in a state. | get_qa_pep_in_state |
| Get quality assurance one point quality control data for a monitoring agency. | get_qa_qc_in_agency |
| Get quality assurance annual one point quality control data in a county. | get_qa_qc_in_county |
| Get quality assurance one point quality control data for a primary quality assurance organization. | get_qa_qc_in_pqao |
| Get quality assurance one point quality control data at a site. | get_qa_qc_in_site |
| Get quality assurance one point quality control data in a state. | get_qa_qc_in_state |
| Get quarterly summary data in a bounding box (lat, long). | get_quarterly_summary_in_bbox |
| Get quarterly summary data in a Core Based Statistical Area. | get_quarterly_summary_in_cbsa |
| Get quarterly summary data in a county. | get_quarterly_summary_in_county |
| Returns data summaries by yearly quarter. | get_quarterly_summary_in_site |
| Get quarterly summary data in a state. | get_quarterly_summary_in_state |
| Get the API's revision history. | get_revision_history |
| Get samples (finest grained data) for a bounding box (lat, long). | get_samples_in_bbox |
| Get samples (finest grained data) for a Core Based Statistical Area. | get_samples_in_cbsa |
| Get samples (finest grained data) for a county. | get_samples_in_county |
| Get samples (finest grained data) for a measurement site. | get_samples_in_site |
| Get samples (finest grained data) for a state. | get_samples_in_state |
| Get all measurement sites within a county. | get_sites_in_county |
| Get all FIPS codes for each US state. | get_state_fips |
| Get quality assurance annual performance evaluations for a monitoring agency in transaction format. | get_tf_qa_ape_in_agency |
| Get quality assurance annual performance evaluations in a county in transaction format. | get_tf_qa_ape_in_county |
| Get quality assurance annual performance evaluations for a primary quality assurance organization in transaction format. | get_tf_qa_ape_in_pqao |
| Get quality assurance annual performance evaluations at a site in transaction format. | get_tf_qa_ape_in_site |
| Get quality assurance annual performance evaluations in a state in transaction format. | get_tf_qa_ape_in_state |
| Get sample data in the transaction format for a monitoring agency. | get_tf_sample_in_agency |
| Get sample data in the transaction format in a county. | get_tf_sample_in_county |
| Get sample data in the transaction format at a site. | get_tf_sample_in_site |
| Get sample data in the transaction format in a state. | get_tf_sample_in_state |
| Transpose a data frame | get.transpose |
| Check if the API is up and running | is_API_running |
| Shows contents of cache directory | list.cached.data |
| Remove tabs, new lines, and empty spaces from entries in a list | list.remove.escapes.spaces |
| Replace every string entry in a list | list.string.replacer |
| Internal function to perform geospatial lookup by bounding box (lat, long). | lookup_by_bbox |
| Internal function to perform geospatial lookup by Core Based Statistical Area. | lookup_by_cbsa |
| Internal function to perform geospatial lookup by county. | lookup_by_county |
| Internal function to perform geospatial lookup by monitoring agency. | lookup_by_ma |
| Internal function to perform geospatial lookup by primary quality assurance organization. | lookup_by_pqao |
| Internal function to perform geospatial lookup by site. | lookup_by_site |
| Internal function to perform geospatial lookup by state. | lookup_by_state |
| Perform call and convert data into list | non.cached.perform.call |
| Cached version of the perform.call function | perform.call |
| Perform call and keep original result | perform.call.raw |
| Place the URL as a call to the EPA API | place.call |
| Perform call and maintain JSON Lite structure | place.call.raw |
| Remove tabs, new lines, and empty spaces from entries in a data frame | remove.escapes.spaces |
| Retrieves memory of previously cached call. | retrieve.cached.call |
| Saves a new call that has not been previously cached yet. | save.new.cached.call |
| Names of services offered by the EPA API | service.names |
| Services offered by the EPA API | services |
| Replace all characters entries in data frame | string.replacer |
| Variable parameter names to use | variable.types |
| Variables used for querying in EPA API | variables |