DC Homeland Security & Emergency Management (@DC

DC Homeland Security & Emergency Management

19K posts

DC Homeland Security & Emergency Management

@DC_HSEMA

We coordinate homeland security and emergency preparedness/response/recovery for the District of Columbia. Follow @AlertDC. Call 911 to report emergencies.

Washington, DC

Joined January 2009

DC Homeland Security & Emergency Management
@DC_HSEMA
9h
Everbridge, the technology platform behind AlertDC, is currently experiencing a nationwide outage (June 26). There is no timeline for resolution at this time. This outage does NOT affect DC Homeland Security and Emergency Management Agency (DC HSEMA)'s ability to issue Wireless
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DC Homeland Security & Emergency Management
@DC_HSEMA
11h
Thunder, lightning, and heavy downpours may affect the District this evening (June 26). If you’re outside when storms arrive, shelter in a sturdy building or a Metro station. If you’re driving, safely pull over until conditions improve. Stay informed about changing weather with
00:00
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DC Homeland Security & Emergency Management reposted
nhtsagov
@NHTSAgov
16h
Whether you're facing heat, heavy rain — or both — remember these tips to stay safe on the road. 🌡️⛈️⤵️
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DC Homeland Security & Emergency Management reposted
DC Police Traffic
@DCPoliceTraffic
12h
FYI: From Friday, June 26, 2026, through Monday, June 29, 2026, the National Capital Barbecue Battle will be occurring in the District of Columbia. View the link for details, parking restrictions and street closures
mpdc.dc.gov
*Update* TRAFFIC ADVISORY: 2026 Giant National Capital Barbecue Battle
From Friday, June 26, 2026, through Monday, June 29, 2026, the National Capital Barbecue Battle will be occurring in the District of Columbia. In conjunction with this event, there will be parking...
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DC Homeland Security & Emergency Management reposted
Mayor Muriel Bowser
@MayorBowser
15h
We want to make sure residents and visitors are in the loop when it comes to all the major celebrations and events happening throughout DC for America's 250th birthday. For the latest on weather impacts, road closures, and more, text DC250 to 888-777.
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DC Homeland Security & Emergency Management
@DC_HSEMA
17h
Summer is in full swing! A new season is a good opportunity to refresh your emergency supplies and confirm emergency plans with loved ones. Learn more at ready.dc.gov.
00:00
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DC Homeland Security & Emergency Management reposted
Department of Energy & Environment
@DOEE_DC
19h
You're invited to the launch of the new, citywide integrated flood risk maps. Experts will present the new maps and the underlying Integrated Flood Model, which, for the first time, provide a complete picture of stormwater and coastal flooding risks across all District
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DC Homeland Security & Emergency Management
@DC_HSEMA
20h
Going downtown for July 4? Text DC250 to 888-777 for free event alerts from DC Government. See maps and the full event lineup at 250.dc.gov.
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DC Homeland Security & Emergency Management reposted
DC Fire and EMS Department
@dcfireems
Jun 25
Illegal fireworks harm life and property. To report illegal fireworks year-round, visit fems.dc.gov/fireworks To report illegal fireworks 7/3 - 7/6, Call 311 & select option 1 or visit the DC 311 online portal 311.dc.gov use the illegal fireworks request
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DC Homeland Security & Emergency Management
@DC_HSEMA
Jun 25
DC HSEMA is accepting applications for Nonprofit Security Grant Program awards. This funding can help nonprofits increase security measures at their facilities. Applications are open through July 10, 2026. Learn more and apply at: hsema.dc.gov/nsgp
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DC Homeland Security & Emergency Management
@DC_HSEMA
Jun 25
If summer storms caused flooding today, would your home be ready? Floods are the most common and costly natural disaster in the US. Make sure you're flood ready: ready.dc.gov
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DC Homeland Security & Emergency Management reposted
Mayor Muriel Bowser
@MayorBowser
Jun 25
Today is the first day of the Great American State Fair on the National Mall. DC, expect continued road closures, flyovers, and crowds as we welcome visitors to our nation's capital to celebrate America250. Text DC250 to 888-777 for free alerts about major events.
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DC Homeland Security & Emergency Management
@DC_HSEMA
Jun 25
Stay informed of summer storms this weekend - and all season long - by signing up for @AlertDC.
NWS Baltimore-Washington
@NWS_BaltWash
Jun 25
Increasing heat and humidity through the end of the week with showers and thunderstorms likely Friday and Saturday.
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