(TLP:CLEAR) Supplemental General Security & Resilience Highlights – September 24, 2026

The following posts are useful for general awareness of current physical security threats, natural disaster resilience, preparedness resources, mitigation guidance, and other security-related news or updates. These resources have been curated by the WaterISAC analyst team as items of broad relevance and benefit that do not need supplemental analysis at this time.

Natural Hazards/Climate Change

• Nor’easter’s flooding, strong winds a threat from NC to New England – Weather Channel
• Hurricane Polo, an extremely powerful Category 5 storm, swirls off Mexico’s Pacific coast. See its path. – CBS News
• What El Niño means for fall severe weather – AccuWeather
• Western wildfires increasingly intersect critical water supply watersheds – San Diego State University
• US CDC confirms first measles-related death of 2026, does not disclose state – Reuters

Operational Resilience

• As cities prepare for 2026’s super El Niño, some crucial blind spots can’t be ignored – Conversation
• FEMA Publishes Builder’s Guide to Construction in Wildfire Zones – FEMA
• U.S. EPA-backed mobile unit offers a lifeline to safe water long after the storm passes – Smart Water Magazine
• Hazus Estimated Average Annual Hurricane Wind Losses for the United States and Caribbean Territories – FEMA
• Grand Canyon projects South Rim water service restoration by Thanksgiving – Water World Magazine
• Pennsylvania’s aging levees are under pressure from scarce funding and severe weather – Conversation
• 3 things to know about rising diesel prices and how they affect you – PBS
• British man charged with aiding Russian spies in UK sabotage plot – ABC News

Extremism/Terrorism

• Ontario man found guilty of participating in terrorist group activities  – CBC News
• Michigan residents face terrorism charges for alleged threats to government leaders – MLive
• French Police Officer Detained Over Terror Plot Linked to Far-Right Ideology  – Homeland Security Today
• 17-year-old detained in Poland over alleged plans for terrorist attack – Euronews
• ‘United by chaos:’ Examining the Russian nexus to online networks of nihilistic violence – Institute for Strategic Dialogue