This feature layer was created from the California Aviation System Plan (2013) list of Automated Weather Observation Systems. The upgrades and distribution of Automated Weather...

This feature layer provides a map layer containing Security Zones for the United States as contained in the Code of Federal Regulation documentation. A security zone is an area...

This feature layer contains the locations of Natural Gas Import/Export Pipeline Facilities along the borders between the Continental United States, Canada, and Mexico for the...

Flash flooding is the top weather-related killer, responsible for an average of 140 deaths per year across the United States. Although precipitation forecasting and...

The Federal Emergency Management Agency (FEMA) produces Flood Insurance Rate maps and identifies Special Flood Hazard Areas as part of the National Flood Insurance Program's...

This map uses the USA Generalized Federal Lands layer which presents the federal and tribal land areas of the United States. The lands are symbolized by the managing agency.  A...

This nowCOAST™ time-enabled map service provides maps depicting the geographic coverage of the latest NOAA/National Weather Service (NWS) WATCHES, WARNINGS, ADVISORIES, and...

This service displays post-fire debris flow data for fires that have occurred in 2018. Post-fire debris-flow likelihood, volume, and combined hazards are estimated at both the...

This service displays post-fire debris flow data for fires that have occurred in 2018. Post-fire debris-flow likelihood, volume, and combined hazards are estimated at both the...

This nowCOAST™ time-enabled map service provides maps depicting the geographic coverage of the latest NOAA/National Weather Service (NWS) WATCHES, WARNINGS, ADVISORIES, and...

This service displays post-fire debris flow data for fires that have occurred in 2018. Post-fire debris-flow likelihood, volume, and combined hazards are estimated at both the...

This service displays post-fire debris flow data for fires that have occurred in 2020. Post-fire debris-flow likelihood, volume, and combined hazards are estimated at both the...

This service displays post-fire debris flow data for fires that have occurred in 2018. Post-fire debris-flow likelihood, volume, and combined hazards are estimated at both the...

This service displays post-fire debris flow data for fires that have occurred in 2018. Post-fire debris-flow likelihood, volume, and combined hazards are estimated at both the...

This ArcGIS Online hosted feature service displays perimeters from the National Incident Feature Service (NIFS) that meet ALL of the following criteria: FeatureCategory =...

This service displays post-fire debris flow data for fires that have occurred in 2020. Post-fire debris-flow likelihood, volume, and combined hazards are estimated at both the...

This service displays post-fire debris flow data for fires that have occurred in 2020. Post-fire debris-flow likelihood, volume, and combined hazards are estimated at both the...

This layer presents the best-known point and perimeter locations of wildfire occurrences within the United States over the past 7 days. Points mark a location within the...

The National Shelter System feature class contains facilities that can house individuals in the event of an issued evacuation for the facilities area. This feature class...

This layer presents the best-known point and perimeter locations of wildfire occurrences within the United States over the past 7 days. Points mark a location within the...