U.S. Tactical

Real-time data from USGS monitoring locations are transmitted via satellite or other telemetry to USGS offices at various intervals; in most cases, once every hour. Emergency transmissions, such as during floods, may be more frequent. Notifications will be based on the data received at these site-dependent intervals.  https://accounts.waterdata.usgs.gov/wateralert/

Google Research has a "FloodHub" which monitors some U.S.  locations, as well as other countries.

The USGS has an free service which can  send you automated notification emails when earthquakes happen in your area.  https://earthquake.usgs.gov/ens/

The Drought Monitor focuses on broad-scale conditions. Local conditions may vary. See accompanying text summary for forecast statements.  From the National Drought Mitigation Center at the University of Nebraska-Lincoln, the United States Department of Agriculture, and the National Oceanic and Atmospheric Administration 

https://droughtmonitor.unl.edu/CurrentMap/StateDroughtMonitor.aspx

Possible Impacts to trans-continental aviation flight communications and telemetry, GPS signals, and HF radio transmissions. 

https://www.swpc.noaa.gov/content/subscription-services

The app provides nearly 2.3 million first responders — from 49 states, the District of Columbia and eight Canadian provinces — with immediate access to accurate, timely data about what type of hazardous materials a railcar is carrying so they can make an informed decision about how to respond to a rail emergency.  Railroads work with first responders to continually update the app with new features and enhancements. 

One of our major sources for EMI is the U.S. Fire Administration's Emergency Management and Response–Information Sharing and Analysis Center (EMR-ISAC). For   information regarding the EMR-ISAC visit www.usfa.dhs.gov/emr-isac or contact the   EMR-ISAC office at: (301) 447-1325 and/or fema-emr-isac@fema.dhs.gov. You can subscribe to their weekly e-mail directly by clicking here. 

• U.S. Energy Atlas
• Renewable Electricity Infrastructure and Resources Dashboard

• Wildfire GIS Dashboards, collaboorating with FEMA's Geospatial Resource Center
• National Emergency Response Information System (NERIS)

• PDC Disasterware Platform
• GPM IMERG
• Damage Assessment using synthetic aperture radar (SAR)

• https://nasstatus.faa.gov/map

Learn more about this online system, from the U.S. Department of Homeland Security. Requires approval for access.

https://odin.ornl.gov/outagemap/index.html

https://disastersavoided.com/

Location Based Data Repository - OSINT and CUI