Sea Level Rise Guidance

• 2024 DRAFT State of California Sea Level Rise Guidance
• Global and Regional Sea Level Rise Scenarios for the United States

Historic Arena Cove High Tide and Flooding Information

• NOAA – Historic Top-10 Water Level Events
• NOAA – Arena Cove Historic Annual Flood Days
• NASA – Arena Cove Historic Observed Flooding Days

Future Arena Cove Sea Level Rise and Flooding Projections/Scenarios

• NOAA – Arena Cove High Tide Flood Projections
• NASA – Arena Cove High Tide Flooding Days Projections
• Interagency Sea Level Rise Projections Tool – Find your closest tide gauge, then use the interactive map to view different sea level rise scenarios at different timescales.
• USGS – Coastal Storm Model (CoSMoS) – This is the only tool that measures both sea level rise and coastal storm flooding risk. It is expected that USGS may release CoSMoS storm modeling results for the Mendocino area (north of Arena Cove) by the end of 2024.
• NOAA – Coastal Flood Exposure Viewer – You can view sea level rise, FEMA flood risk areas, and high tide flooding areas and save the maps.