Calamity
MediumFloodsCS: 42 · v1

Floods near Dorchester

United KingdomEA FLOOD

Reported by EA FLOOD 169 days ago.

What the source measured

EA FLOOD reported: Groundwater flooding in the West of Dorset

Urban PEI: 517,845 within a heuristic 50 km radius; not unique people.

How we know

One source: EA FLOOD. Not yet confirmed by a second, independent source.

Our own score for this event is 42 out of 100.

This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.

Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.

Event Data

TypeFloods
SeverityMedium
Calamity Score (ours)42 / 100
Legacy data-support index0.70/1
Coordinates50.7400, -2.3400
Nearest CityDorchester (7 km)
Urban exposure index (PEI)517.8K within 50 km
Impact Tiersignificant
Timestamp2026-04-06T10:15:32.000Z
Sourcehttp://environment.data.gov.uk/flood-monitoring/id/floods/111FAGWDGW

Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.

Source and revision timeline

Source: ea_flood. Occurrence: 2026-04-06T10:15:32.000Z.

First archived: 2026-04-08T10:30:24.208Z. Material modification: not recorded.

Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.

Score Breakdown

20
intensity
85
Urban PEI term
0
Scenario weight
80
Recorded reference / batch anomaly

Technical Details

SeverityLevel3
FloodCategoryFlood Alert
CountyDorset Council
RiverOrSeaGroundwater
EaAreaNameWessex
FloodAreaID111FAGWDGW
IsTidalfalse
TimeRaised2026-04-06T12:15:32
TimeSeverityChanged2025-12-10T15:46:00

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 8 March 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.

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