With the Smart Green Infrastructure Monitoring pilot project coming to an end, we have turned off updates for the dataset that published the sensor observations on a near-real-time basis. This dataset contains almost 14 months of data and will remain on the Chicago Data Portal for historical reference.Read more
We have updated the Chicago Public Schools - Safe Passage Routes SY1718 dataset. The Chicago Public Schools recently added 14 routes and removed one. Please use the Contact Dataset Owner link in the dataset for any questions.Read more
The 311 Service Requests - Alley Lights Out dataset has not updated since 12/23/2017 due to a technical issue. We are investigating and attempting to fix the problem. The other 11 datasets in the 311 Service Requests series are updating properly.Read more
As some users have noted, about five percent of records in the Building Permits dataset showed no
ISSUE_DATE. This is due to some complexity in the workflow for issuing building permits, leading to some situations where the database field we used for
ISSUE_DATE does not get populated in the source system.
We have updated the Boundaries - City geographic dataset with a slightly updated version of the City of Chicago boundary. The changes primarily relate to land acquired for O’Hare airport modernization and have been in effect for quite some time but we only recently realized they were not reflected in this dataset.Read more