Datasets

2 datasets

HealthData.Gov

2016-2018 NSDUH Substate Region Definitions

Use these maps and tables to understand the geographic boundaries used in the2016-2018 National Surveys on Drug Use and Health (NSDUH) substate estimates. The resource is available as a PDF or HTM file. There is also…

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Updated Oct 29, 2026

HealthData.Gov

2012-2014 NSDUH Substate Region Definitions

Tables and maps defining the substate regions for each state and the District of Columbia

HTML

Updated Oct 29, 2026