Data Catalog

• Federal

  Biotechnology Regulatory Services public data file (permits, notifications, and petitions)

  Department of Agriculture —

  Public information on BRS applications for genetically engineered permits, notifications, and petitions.

  • XLS
• City

  Changes to CTA Ridership Datasets - 3/20/2026

  City of Chicago —

  Changes to CTA Ridership Datasets
• City

  Traffic Crash Datasets ID Change - 2/11/2020

  City of Chicago —

  Announcement of Traffic Crash data change.
• City

  Percent Positive Calculation Change for COVID-19 Cases, Tests, and Deaths by ZIP Code - 5/29/2020

  City of Chicago —

  Announcement of Percent Positive Calculation Change for COVID-19 Cases, Tests, and Deaths by ZIP Code data change.
• City

  Change Notice: Respiratory Virus Wastewater Surveillance Dataset - 1/29/2026

  City of Chicago —

  Upcoming change to the Respiratory Virus Wastewater Surveillance Dataset.
• City

  TIF and Financial Incentive Dataset Releases and Changes - 2/11/2020

  City of Chicago —

  Announcement of TIF and Financial Incentive Dataset data change.
• City

  Building Permits Dataset Changes - 7/9/2019

  City of Chicago —

  Changes made to building permits dataset.
• City

  COVID-19 Vaccination New Age Groups - 6/9/2021

  City of Chicago —

  New age groups in COVID-19 vaccination datasets.
• City

  COVID-19 Testing Datasets - 7/22/2020

  City of Chicago —

  Announcement of COVID-19 Testing Datasets changes
• City

  Vacant and Abandoned Buildings Violations Change - 6/28/2021

  City of Chicago —

  Announcement of vacant and abandoned buildings violations dataset correction.
• City

  Building Permits Dataset Contact Columns Removed - 7/16/2019

  City of Chicago —

  Columns removed from building permits dataset.
• City

  Delayed Street Sweeping Zones Dataset - 3/31/2026 - Resolved

  City of Chicago —

  The 2026 street sweeping zones dataset was delayed.
• City

  Changes to the City-Owned Land Inventory Dataset - 11/8/2020

  City of Chicago —

  Announcement of change in City-Owned Land Inventory Dataset.
• City

  COVID-19 Daily Testing - By Person Becoming Historical-Only - 5/4/2021

  City of Chicago —

  Announcement COVID-19 Daily Testing - by Person becoming historical.
• City

  Change Notice: New Columns in West Nile Virus Tests Dataset - 1/14/2026

  City of Chicago —

  New columns in the West Nile Virus Test Results dataset.
• City

  Violence Reduction Data Portal Visualizations Replaced by Violence Reduction Dashboard

  City of Chicago —

  Announcement of violence reduction data portal visualizations replaced by violence reduction dashboard launched in 2021.
• City

  Fix: Trip Counts in TNP Drivers Dataset - 7/29/2025

  City of Chicago —

  Corrected trip counts per driver.
• City

  Change Notice: New Columns in Transportation Network Providers - Drivers - 5/29/2025

  City of Chicago —

  Added three new columns to the TNP Drivers dataset.
• City

  Deprecating Housing and Economic Development Payment Receipts Dataset - 8/4/2020

  City of Chicago —

  Announcement of depreciating Housing and Economic Development Payment Receipts Dataset.
• City

  COVID-19 Antigen Tests - 2/8/2021

  City of Chicago —

  Announcement of COVID-19 antigen tests being included in datasets.

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