Reported by EA FLOOD 167 days ago.
The last comparable one was on 10 March 2026. 2 more were recorded here in the fortnight before it.
What the source measured
EA FLOOD reported: Groundwater flooding in the Upper Aldbourne Valley
An estimated 1,521,320 people live within 50 km of this point.
Nearby, since 9 March 2026
- March 30, 2026 · score 51 · 0.0 km
- March 10, 2026 · score 46 · 0.0 km
- March 9, 2026 · score 46 · 0.0 km
How we know
One source: EA FLOOD. Not yet confirmed by a second, independent source.
Our own score for this event is 46 out of 100, at 69 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Flood |
| Severity | medium |
| Calamity Score (ours) | 46 / 100 |
| Our confidence | 69% |
| Coordinates | 51.3500, -1.9900 |
| Nearest City | Devizes (0 km) |
| Population Exposed | 1.5M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-17T06:55:41.000Z |
| Source | http://environment.data.gov.uk/flood-monitoring/id/floods/061FAG22AldbnVal |
Score Breakdown
Technical Details
| SeverityLevel | 3 |
| FloodCategory | Flood Alert |
| County | Wiltshire |
| RiverOrSea | Groundwater |
| EaAreaName | Thames |
| FloodAreaID | 061FAG22AldbnVal |
| IsTidal | false |
| TimeRaised | 2026-03-17T07:55:41 |
| TimeSeverityChanged | 2026-02-17T11:42:00 |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
Series begins 10 February 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Calamity.live data shows a flood event with CalamityScore 46/100, near Devizes (United Kingdom), based on data from ea_flood. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.