Dallas County Public Health Disease Surveillance System Case Study

This case study details the implementation of the Dallas County Public Health Disease Surveillance and Investigation System, which was developed in response to challenges posed by the COVID-19 pandemic. The document outlines the critical needs identified by Dallas County Health and Human Services (DCHHS), including the management of increased data volume, large-scale contact tracing capabilities, and improved disease investigation workflows. It describes the technologies employed, such as Salesforce and Power BI, to create a seamless solution that enhances data quality and security. The case study also discusses the specific challenges faced by DCHHS, including data modernization, integration of various data sources, and the need for timely disease reporting. Furthermore, it highlights the governance structure and collaboration with external partners to ensure successful implementation. The system has proven effective not only for COVID-19 but also for other public health threats, demonstrating its long-term utility in disease surveillance.