Items corresponding to entire populations or subpopulations. Might be geographically or temporally temporally limited.

population

The Covid Act Now API provides access to comprehensive COVID data — both current and historical about risk levels and key metrics. The data is available for all US states, counties, and metros and comes from official sources including the U.S. Department of Health and Human Services, the Centers for Disease Control and Prevention, The New York Times, and official state and county dashboards.

non-collection specific

(Simple) Released

JSON

County

State

Country

United States

English

CC BY-NC-ND 4.0

Act Now Coalition

COVID Act Now

a census of infectious disease control strategies put into place to reduce infection acquisitions that are part of an infection in an ecosystem.

control strategy census

Control Strategy

A species of BETACORONAVIRUS causing atypical respiratory disease (COVID-19) in humans. The organism was first identified in 2019 in Wuhan, China. The natural host is the Chinese intermediate horseshoe bat, RHINOLOPHUS affinis.

Severe acute respiratory syndrome coronavirus 2

SARS-CoV2

Information about diagnostic tests, results, including serology tests, PCR, and other tests

diagnostic tests

Tests

An organism of a particular biological taxon that is the site of reproduction of an organism of a different taxon.

host organism

Host

Actions of groups of people in response to outbreaks.

behavior

Behavior

Homo sapiens

Frequency of interactions between individuals in different settings, at different times...

contact rates

Contact Rates

A disease is a disposition (i) to undergo pathological processes that (ii) exists in an organism because of one or more disorders in that organism.

disease

Disease

A data set that is about one or more potentially infectious contact processes in a population of host organisms.

potentially infectious contact data set

A disease whose physical basis is an infectious disorder

infectious disease

Infectious Disease

A Coronavirus infection that is characterized by fever, cough and shortness of breath and that has_material_basis_in SARS-CoV-2.

COVID-19

a population treatment census that is about one or more vaccinations of organisms in a population

vaccination administration census

Vaccination Administration

A service that has some information content entity as input and output.

data service

Data Service

viral Infectious disease

Viruses Infection

 A count of simulated or physical individuals in a population.

Population count

Population Count

A data set that is about either some mortality rate or the death events themselves of some individuals of a given population of a particular biological taxon.

mortality data

Mortality

a dataset that is about two or more hospital stays involving two or more patients.

hospital stay dataset

Hospitalization

Vaccine preventable diseases are those infectious diseases that can be prevented by vaccination

vaccine-preventable Disease

Vaccine-Preventable Disease

A treatment that consists of the administration of antigenic material to stimulate an individual's immune system to develop adaptive immunity to a pathogen.

vaccination

Vaccination

A respiratory tract infection caused by a virus. Viruses represent the most common causes of upper and lower respiratory tract infections and include rhinoviruses, influenza viruses, parainfluenza viruses, and respiratory syncytial virus.

viral respiratory tract infection

Viral Respiratory Tract Infection

Minute infectious agents whose genomes are composed of DNA or RNA, but not both. They are characterized by a lack of independent metabolism and the inability to replicate outside living host cells.

Viruses

Information about capacity, including hospital beds, PPE supplies, nursing home capacity, testing sites, therapeutics, etc.

health system capacity

Health System Capacity

An organism of a particular biological taxon that is the bearer of an infectious dispositions towards an organism of a different particular biological taxon.

pathogen

Pathogen

Software is a plan specification composed of a series of instructions that can be interpreted by or directly executed by a processing unit.

software

The 'about' property contains mixed types: DefinedTerm objects represent subject matter/topics, while Place objects represent geographical scope or applicability

about-property-structure

Apache 2.0

Schema.org vocabulary for structured data on the web

Schema.org

Dublin Core Metadata Initiative Terms - refined elements for precise resource description

DCMI Metadata Terms

Provenance, Authoring and Versioning ontology for metadata about web resources

PAV Ontology

W3C Provenance Ontology for describing provenance information

PROV Ontology

Custom MIDAS vocabulary for epidemiological data and modeling

MIDAS Metadata Vocabulary

GeoNames Ontology

Health Level 7 Fast Healthcare Interoperability Resources

HL7 FHIR

Systematized Nomenclature of Medicine Clinical Terms

SNOMED Clinical Terms

LOINC database for laboratory and clinical observations

Logical Observation Identifiers Names and Codes

OBO Foundry ontologies for life sciences and biomedical research

Open Biological and Biomedical Ontology

Landing page where users can browse and download dataset files in various formats.

Identifier	URL: https://covidactnow.org
Type	Software
Topics/About	Behavior Contact Rates Control Strategy Vaccination Vaccination Administration Data Service Disease Infectious Disease Vaccine-Preventable Disease COVID-19 Viruses Infection Viral Respiratory Tract Infection COVID-19 Health System Capacity Host Homo sapiens Pathogen Viruses SARS-CoV2 Population Count Hospitalization Mortality Tests
Language	English
License	CC BY-NC-ND 4.0
Rights	https://covidactnow.org/data-api
Accessible For Free	TRUE
Biological Scale	population
Geographical Scope	United States
Geographical Resolution	County, State, Country
File Format	CSV, JSON
Version	unspecified
HTTP Status Code	200
HTTP Checked On	2026/02/02