Does NP7 flood?

Parts of the NP7 district carry moderate flood risk: 1 of its 1 at-risk postcodes reach the Environment Agency's Medium likelihood band. The NP7 postcode district covers Crucorney, close to Grosmont, Dulas Brook, and surrounding villages in parts of Monmouthshire and Herefordshire County of.

1 postcode in the NP7 district appear in the Environment Agency's rivers-and-sea flood-risk dataset — worst bands: 1 medium. A postcode not listed here has no properties in any recorded risk band (which is good news, but never proof it cannot flood).

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Which NP7 postcodes are at risk?

NP7 8HE up to Medium

Rivers and flooding history near NP7

The rivers that matter here, each monitored live on FloodRadar:

Grosmont Rhosllwyn River Station on the Monnow — 3.1 km away
Ewyas Harold on the Dulas Brook — 3.9 km away, highest on record 2.97m
Skenfrith River Station on the Monnow — 8.6 km away
Tafalog River Station on the Honddu — 11.6 km away

208 official flood warnings and alerts have been raised within ~10 km of the district's centre since 2006 (21 at warning level or above), most recently 7 February 2026. Counted from the warning records of the Environment Agency and Natural Resources Wales; the Environment Agency's record covers England only. Warnings cover flood areas, not individual addresses.

Recorded flood extents near the district (Environment Agency record):

Confluence of Wormbrook (1947) — about 8.6 km from the centre
Confluence of Monnow and Dore (1947) — about 1.7 km from the centre
A466 to Llangua April 1947 01 (1947) — about 0.5 km from the centre
Llangua Bridge April 1947 01 (1947) — about 1.5 km from the centre

Records, not floods: no outline on the record is not evidence a place has not flooded.

🏠 Buying or renting in NP7? The full property flood-risk report covers any postcode here — the official likelihood band, every recorded flood nearby with distances, warning history year by year, how the local rivers behave, and an insurance outlook, print-ready for £19. See what's in the report →

Flood risk in nearby postcode districts

NP16 NP25

Band = the worst likelihood band of any property in that postcode (EA Risk of Flooding from Rivers & Sea, defence-adjusted, area-level). Check any postcode in detail — or get the full £19 property report — at the property flood-risk report. © 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.