Environmental & Demographic Profile — Washington, DC (20001)
Postal region 20001 covers Washington, DC within District of Columbia County. With an estimated population of 44,022 residents and a population density of 8,302.3 people/sq mi, local atmospheric dynamics are regularly evaluated. Located in the America/New_York time zone, live monitoring tracks real-time shifts in ambient conditions.
Washington operates within a densely populated urban community. High-density vehicle activity and commercial transport in this sector increase sensitivity to stagnant air events and localized nitrogen dioxide (NO₂) emissions.
Geographic & Administrative Details
- County: District of Columbia County
- Coordinates: 38.9100, -77.0180
- Timezone: America/New_York
- Associated Regions: District of Columbia