Does CA7 4NP flood?

Silloth, Cumberland

Up to Medium likelihood

Properties in CA7 4NP sit in the Environment Agency's Medium flood-likelihood band (worst property). The band is the worst found in the postcode — it describes the land around properties (defence-adjusted, rivers & sea), not any single address, and not today's conditions.

Likelihood band	Annual chance	Properties	Of which homes
High	greater than 3.3%	0	0
Medium	1% – 3.3%	52	0
Low	0.1% – 1%	27	1
Very low	below 0.1%	0	0

Over a 25-year mortgage, a property in a medium-likelihood area has a 22–57% chance of flooding at least once.

The ground around CA7 4NP

The ground here sits at about 7 m above sea level and falls 8 m across the surrounding 800 m. The ground contributing surface water to this point lies to the west.

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Get the full flood report for CA7 4NP — £19 Free preview first · instant access · no account needed The detail below — flood history, warnings, rivers, overflows — is part of FloodRadar's property flood-risk report. The official band above is free; the preview shows more before you decide.

Inside the full report for CA7 4NP

FloodRadarProperty Flood-Risk Report

CA7 4NP

Moderate flood risk — investigate further

Because properties in the medium likelihood band; 6 recorded floods nearby; 1 official warnings since 2006.

D Today — indicative grade (A best → E)

··· By the 2050s — EA climate scenario (in the full report)

⚑ Official warning within 10 km: Yes ⚑ Recorded flood nearby: Yes ⚑ Flood defences within 500 m: No ⚑ In flood zone 2 or 3: ···

Rivers & sea

Up to Medium

Surface water

···

Groundwater

Not assessed

Historic flooding

Recorded nearby

Warning history · flood map with building picker · 2050s view · insurance outlook · every dataset receipt — 18 sections

Flood-risk map of this area

Environment Agency flood-likelihood cells

High (>3.3%/yr) Medium Low Very low Marker = postcode centre Base map © OpenStreetMap contributors

Rivers & sea likelihood · illustrative

Surface water (flash flooding) · illustrative

Flood Zones 2 & 3 (planning) · illustrative

2050s projection (climate) · illustrative

The map above shows the real EA rivers & sea likelihood cells around CA7 4NP. The small panels are illustrative previews of the report's per-layer map views — the full report draws each layer for real, plus recorded extents, defences and a building picker on an interactive map.

Official flood warnings near CA7 4NP

flood alerts & warnings within 10 km since 2024

of them full flood warnings or severe warnings

2024

most recent warning nearby (2024-10-20)

Warnings cover flood areas, not individual addresses.

Recorded floods near this postcode

Date	Recorded flood	Approx. distance
Feb 2020	Storm Ciara 09_02_2020	~45.0 km
Feb 2002	Flooding 01_02_2002	~44.9 km
Oct 2000	Flooding 28_10_2000	~32.9 km
Jan 1999	Flooding 05_01_1999b	~66.2 km
Jan 1999	Silloth 04_01_1999	~1.0 km
Feb 1997	Flooding 01_02_1997	~35.1 km

EA Recorded Flood Outlines — absence of a record never proves a place has not flooded. The full report tests whether any extent covered the exact spot.

Named storms that brought flooding here

Ashley (2024, 1 warnings nearby)

The rivers that matter for CA7 4NP

Gauge	River	Distance	Typical high	Highest on record
Blennerhasset Bridge	River Ellen	13.8 km	1.40 m	1.72 m
Station Road, Wigton	Wiza Beck	14.3 km	1.00 m	2.29 m
Wiza Beck Storage Basin, Wigton	Wiza Beck	14.5 km	1.30 m	2.58 m

Live levels, predictions and rain-response behaviour are on each gauge's page and in the property report.

Storm overflows within 5 km

Overflow	Discharges into	Distance	Spills	Hours
Silloth Wastewater Treatment Works	Solway Firth At Silloth Bay	1.3 km	36 (2024)	250
Green Row Silloth	Trib Great Gutter	1.7 km	7 (2024)	6
Moricambe Park Ps 02540	Great Gutter Estuarine Water	1.8 km	5 (2024)	0

Official annual EDM figures — a water-quality signal for local watercourses, not a property flood-risk factor.

Flood defences

No mapped flood-defence assets within 500 m of the postcode centre. Defences reduce risk, never remove it.

What the full property report adds

The interactive flood-risk map with a building picker (your exact house, not the postcode), the 2050s climate view, surface-water and planning flood zones at your building, exact recorded-flood distances, year-by-year warning charts, watercourses including culverted streams, an insurance outlook with the Flood Re rules, and a printable document with every dataset receipt — start with the free preview, unlock for £19.

Flood risk at nearby postcodes

CA7 4AA up to High CA7 4AS up to Low CA7 4AY up to Low CA7 4BA up to Low CA7 4BB up to High CA7 4BE up to Low CA7 4DE up to Low CA7 4DJ up to Low CA7 4DL up to Low CA7 4DW up to Low CA7 4EA up to Low CA7 4JD up to Low

At-risk postcodes near CA7 4NP — all in the CA7 district.

© Environment Agency copyright and/or database right 2025. All rights reserved. Some features of this map are based on digital spatial data from the Centre for Ecology & Hydrology, © NERC (CEH). © Crown Copyright and Database Rights 2025 OS AC0000807064. This product is produced in part from PAF® and Multiple Residence Data, the copyright in which is owned by Royal Mail Group Limited and/or Royal Mail Group plc. All rights reserved. Licence number AC0000807064. Place names: Contains OS data © Crown copyright and database rights 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026. Contains National Statistics data © Crown copyright and database right 2026. Licensed under the Open Government Licence v3.0. Recorded Flood Outlines and warning history © Environment Agency copyright and/or database right 2025. Storm-overflow figures: EA Event Duration Monitoring. Flood defences © Environment Agency (OGL v3). This page summarises public area-level data — it is not a flood-risk survey and not a substitute for the official GOV.UK service. All data sources & licences. More postcodes: the CA7 district.