name: NOAA ERDDAP
description: NOAA Environmental Research Division Data Access Program (ERDDAP) is a free, publicly accessible REST API and data server that provides a simple, consistent way to search, subset, and download gridded and tabular oceanographic, meteorological, and climate science datasets in a wide variety of common file formats.
image: https://www.noaa.gov/sites/default/files/styles/crop_394x394/public/2022-03/NOAA_2022_logo.png
tags:
  - oceanography
  - meteorology
  - climate
  - environmental data
  - gridded data
  - tabular data
  - scientific data
  - government
  - NOAA
  - open data
created: "2026-06-13"
modified: "2026-06-13"
url: https://raw.githubusercontent.com/api-evangelist/noaa-erddap/refs/heads/main/apis.yml
specificationVersion: "0.19"
apis:
  - name: NOAA ERDDAP REST API
    description: RESTful web services for searching and downloading subsets of gridded (satellite, model) and tabular (buoy, station) oceanographic, meteorological, and climate science datasets. Supports OPeNDAP, WMS, and numerous data file formats.
    humanURL: https://coastwatch.pfeg.noaa.gov/erddap/index.html
    baseURL: https://coastwatch.pfeg.noaa.gov/erddap
    tags:
      - oceanography
      - meteorology
      - climate science
      - gridded data
      - tabular data
      - OPeNDAP
      - WMS
      - NetCDF
    properties:
      - type: Documentation
        url: https://coastwatch.pfeg.noaa.gov/erddap/rest.html
      - type: Documentation
        url: https://coastwatch.pfeg.noaa.gov/erddap/tabledap/documentation.html
      - type: Documentation
        url: https://coastwatch.pfeg.noaa.gov/erddap/griddap/documentation.html
      - type: TermsOfService
        url: https://www.usa.gov/government-works
      - type: OpenAPI
        url: https://raw.githubusercontent.com/api-evangelist/noaa-erddap/refs/heads/main/openapi/openapi.yaml
      - type: Plans
        url: https://raw.githubusercontent.com/api-evangelist/noaa-erddap/refs/heads/main/plans/plans.yml
      - type: RateLimits
        url: https://raw.githubusercontent.com/api-evangelist/noaa-erddap/refs/heads/main/rate-limits/rate-limits.yml
      - type: FinOps
        url: https://raw.githubusercontent.com/api-evangelist/noaa-erddap/refs/heads/main/finops/finops.yml
    contact:
      - FN: NOAA CoastWatch
        email: coastwatch.info@noaa.gov
        url: https://coastwatch.noaa.gov
    meta:
      - key: baseURLs
        value: |
          CoastWatch West Coast: https://coastwatch.pfeg.noaa.gov/erddap
          CoastWatch Central Hub: https://coastwatch.noaa.gov/erddap
          NCEI: https://www.ncei.noaa.gov/erddap
          PolarWatch: https://polarwatch.noaa.gov/erddap
          CO-OPS: https://opendap.co-ops.nos.noaa.gov/erddap
          PMEL OCS: https://www.pmel.noaa.gov/ocs/erddap
      - key: authentication
        value: None required for public datasets. Optional Google account login for private datasets on supported installations.
      - key: dataFormats
        value: CSV, JSON, NetCDF (.nc), Parquet, GeoJSON, TSV, MATLAB (.mat), OPeNDAP (.asc/.dods/.das/.dds), ODV, KML, PNG, PDF, XHTML, NCCSV, Croissant, WAV, ISO 19115, FGDC
      - key: endpoints
        value: |
          GET /index.[fileType] - Main resource listing
          GET /info/index.[fileType] - List all datasets
          GET /info/{datasetID}/index.[fileType] - Dataset metadata
          GET /search/index.[fileType]?searchFor={query} - Full text search
          GET /search/advanced.[fileType] - Advanced multi-parameter search
          GET /categorize/index.[fileType] - Available category attributes
          GET /categorize/{attribute}/index.[fileType] - Categories for attribute
          GET /categorize/{attribute}/{category}/index.[fileType] - Datasets in category
          GET /griddap/index.[fileType] - List gridded datasets
          GET /griddap/{datasetID}.[fileType]{?query} - Download gridded data subset
          GET /griddap/{datasetID}.das - Gridded dataset attribute structure
          GET /griddap/{datasetID}.dds - Gridded dataset structure descriptor
          GET /tabledap/index.[fileType] - List tabular datasets
          GET /tabledap/{datasetID}.[fileType]{?query} - Download tabular data subset
          GET /tabledap/allDatasets.[fileType] - Metadata about all datasets
          GET /wms/index.[fileType] - List WMS-accessible datasets
          GET /version - Version number
          GET /version_string - Detailed version string
common:

  - type: DomainSecurity
    url: security/noaa-erddap-domain-security.yml
maintainers:
  - FN: Kin Lane
    email: kin@apievangelist.com