Dallas County is a county located in the U.S. state of Texas. As of the 2010 census, the population was 2,368,139. It is the second-most populous county in Texas and the ninth-most populous in the United States. Its county seat is Dallas, which is also the third-largest city in Texas and the ninth-largest city in the United States.
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2020
Due to COVID-19, there were no Heat Related Illness reports for 2020.
2019
2018
2017
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