Something wrong? Let us know
Checked
City dataMaps & Geospatial
Hydro
Published by City of Chicago · Updated 10/17/2014 · As needed
- Last updated
- 10/17/2014
- First published 10/17/2014
- Update frequency
- As needed
- Formats
- 4
- CSV, JSON, GeoJSON
- Coverage
- Chicago
- City in Illinois
About this dataset
Waterways in Chicago, including Lake Michigan, rivers, and lakes. The data can be viewed on the Chicago Data Portal with a web browser. To view or use the files outside of a web browser, you will need to use compression software and special GIS software, such as ESRI ArcGIS (shapefile) or Google Earth (KML or KMZ), is required.
Files and access
Links open the official government source
- CSV downloaddata.cityofchicago.orgCSV
- JSON (SODA API)data.cityofchicago.orgJSON
- GeoJSONdata.cityofchicago.orgGeoJSON
- XMLdata.cityofchicago.orgXML
API endpoint: https://data.cityofchicago.org/resource/knfe-65pw.json
Links open outside websites we do not control.
Frequently asked questions
- Who publishes Hydro?
- City of Chicago publishes this dataset on Chicago Data Portal.
- How often is it updated?
- The publisher lists the update frequency as as needed. The last update was on 10/17/2014.
- How do I download it?
- It is available as CSV, JSON, GeoJSON, XML. Use the links in Files and access, which open the official government source.
Similar data from other publishers
- HydroPolyCook County, Illinois · Cook County GIS DepartmentThe Lakes and Rivers hydrographic polygon data layer was created to accurately depict the location and shape of flowing water features greater than five feet in width and major standing water bodies in Cook County.CSVJSONGeoJSONXMLUpdated 07/09/2015
- HydrographyCity of Baton Rouge · United States Geological Survey (USGS)Polygon geometry with attributes displaying hydrography in East Baton Rouge Parish, Louisiana.CSVJSONGeoJSONXMLUpdated 03/08/2026Irregularly
- GTOPO30 Hydro 1KNational Aeronautics and Space Administration · U.S. Geological SurveyHYDRO1k is a geographic database developed to provide comprehensive and consistent global coverage of topographically derived data sets, including streams, drainage basins and ancillary layers derived from the USGS' 30 arc-second digital elevation model of theUpdated 03/31/2025
- HyderNational Oceanic and Atmospheric Administration, Department of Commerce · Axiom Data ScienceTimeseries data from 'Hyder' (noaa_nos_co_ops_9450831)Updated 10/06/2026
Where this catalog comes from
- Data.gov CatalogU.S. General Services Administration
- State and local open data portalsSocrata Discovery API
- State and city CKAN portalsCalifornia, Virginia, Boston, Houston and more
- Government ArcGIS Hub sitesCity and county GIS data
Catalog checked 10/24/2026
We list dataset descriptions only. Downloads and APIs link straight to the official government source, which holds the current version and its terms of use.
Source: Chicago Data Portal and Data.gov · Last updated 10/24/2026 · Listing only; the data stays with the publisher
Share: