• Real-time subway arrival information ranks as the most popular dataset, reflecting strong public interest in the transportation sector

The Seoul Digital Foundation (SDF) released its 4th edition of the 2024 Data Issue Brief (hereinafter referred to as the ‘report’), titled ‘Seoul Public Data in Your Hand,’ on Tue, Oct. 15, detailing the current status of public data openness and utilization by the Seoul Metropolitan Government (SMG).

The report includes an overview of Seoul public data (based on the Seoul Open Data Plaza), popular datasets (ranked by views, downloads, and total usage as of Sep. 30, 2024), as well as examples of public data being used in policy initiatives.

<Most Used Public Data: ‘Seoul Subway Real-Time Arrival Information’>

The most frequently accessed public data by Seoul citizens is in the ‘Transportation’ category. As of September 2024, the top three datasets based on total usage all relate to transportation, with the ‘Seoul Subway Real-Time Arrival Information’ ranking first.

Ranking	Category	Dataset	Data Registration Date	Total Usage
1	Transportation	Seoul subway reasl-time arrival info	Sep. 24, 2015	126,114,236
2	Transportation	Seoul real-time road traffic info	Aug. 17, 2016	68,508,405
3	Transportation	Seoul subway real-time train location info	Sep. 25, 2015	65,252,675
4	Environment	Seoul real-time air quality status by zone	Mar. 15, 2013	17,968,505
5	Environment	Seoul ultrafine dust alert status	Feb. 25, 2014	13,538,808
6	Culture & Tourism	Seoul real-time population data	Jun. 21, 2023	13,478,022
7	Environment	Seoul fine dust alert status	Sep. 7, 2012	13,440,250
8	Environment	Seoul ozone alert status	May 4, 2021	13,437,017
9	Environment	Seoul yellow dust alert status	Sep. 7, 2012	10,099,668
10	Transportation	Seoul real-time public bike rental info	Dec. 4, 2018	2,763,841

Top 10 Most Used Seoul Public Data (from Sep. 1 to Sep. 30, 2024)

The SDF is using the publicly available data from the SMG to establish a basis for various policies. Two notable examples are the ‘Analysis of Priority Areas for Public WiFi Installation,’ aimed at enhancing information accessibility for Seoul citizens, and the ‘Analysis of Priority Areas for Public CCTV Installation,’ for crime prevention.

Detailed information about the ‘Seoul Public Data in Your Hand’ can be found in the Report category on the SDF website (https://sdf.seoul.kr/research-report/) (Korean).