An emergency situation processing method using real-time updated monitoring information according to an embodiment includes: obtaining public transportation vehicle collection information from a public transportation vehicle; Generating monitoring information based on the obtained public transportation vehicle collection information; Determining a client to transmit the monitoring information; And transmitting the monitoring information to the determined client, and acquiring the public transportation vehicle collection information includes periodically receiving public transportation vehicle collection information from the public transportation vehicles. The generating of the monitoring information includes generating the monitoring information by integrating public transportation vehicle collection information received from the plurality of public transportation vehicles.
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