🇬🇧 United Kingdom Risk Rating
Grade
Bscore 32.0
Operational Status
green
Last Updated
17h ago
The Risk Rating reflects the current multi-hazard situation. For forward-looking risk assessment, see the Calamity Forecast Index.
Rating History
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Country rating changed from C to B (score 45 → 33)Operational status changed from yellow to greenFlood Alert — Thames (CalamityScore 46)
EVENT: Flood Alert — Thames — GB Detected: 2026-04-07T10:39:06.000Z CalamityScore: 46/100 Severity: medium POPULATION AT RISK: Estimated 1,808,387 people within impact zone HISTORICAL CONTEXT: Location: GB region. RECOMMENDED ACTIONS: Monitor water levels. Issue flood watches. Brief local emergency teams. No cascade risks detected for this event.