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Claggan Flooding

Highland • Live river level monitoring on Nevis
1 monitoring station
1 river
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Scotland — SEPA flood warnings

SEPA has no flood warnings or alerts in force in Scotland. Last successful check: 2026-09-20 06:47:01 UTC.

No current SEPA warning or alert matched the location of Claggan. That does not establish warning coverage for the whole town: only these gauge points were checked.

Messages: SEPA Floodline RSS, used with permission. Warning-area boundaries: ©SEPA 2024; this SEPA product is licenced under the Open Government Licence 3.0.

Flood risk in Claggan today: Normal

No official flood warning is active nearby and the closest river stations are within normal ranges.

Updated 2026-09-20 06:50:32 UTC · Official GOV.UK warnings · Flood preparation & help guide

About Claggan

Claggan is monitored by 1 Environment Agency river level station on the Nevis, in Highland. Water levels are updated every 15 minutes.

Flood Contacts
Floodline 24hr
0345 988 1188
Emergency
999

Flood Zones, Warning Areas and Surface Water are Environment Agency maps and cover England only. Claggan is in Scotland, so they draw little or nothing here — that is where the map ends, not an absence of flood risk. SEPA’s warning areas have their own pages under flood areas.

Nevis 1 station
Claggan ▲▼ Crested
20 Sep 06:30 • High: 1.79m
1.30m
Useful Links
Flood Monitoring in Claggan

Claggan is monitored by 1 Environment Agency river level station on the Nevis, in Highland. Water levels are updated every 15 minutes, providing real-time flood monitoring for the area.

Monitoring Stations

The Nevis is monitored by 1 station (Claggan). Each station records water levels continuously, with data synced to FloodRadar every 5 minutes.

Environment Agency Flood Warning Areas

No Environment Agency flood warning area is mapped within 10km of Claggan. That means the EA has not defined a warning target area here, which is not evidence the town cannot flood: warning areas exist where the EA runs a warning service, and surface-water and groundwater flooding have no warning areas at all. The EA’s register covers England only — Claggan is in Scotland, where the warning service is SEPA’s, and FloodRadar publishes its areas alongside the EA’s on the flood areas index.

What To Do During A Flood

If flooding is forecast in Claggan, call Floodline on 0345 988 1188 for the latest information. Move valuables upstairs, turn off gas and electricity if safe to do so, and avoid walking or driving through flood water. Sign up for flood warnings on any station page above to receive email alerts when water levels rise. For emergency numbers, a preparation checklist and insurance guidance, see our flood help & preparation guide.

How much rain falls on Claggan

Claggan gets about 2,559 mm of rain a year on average (wettest month January, 323 mm; driest June, 130 mm). That is 120% wetter than the UK as a whole, which averages 1,163 mm a year. See the rain gauges →

A thirty-year average for the area, not a forecast and not a flood risk on its own. Source: Met Office HadUK-Grid 1991–2020 (5 km grid), 2.0 km away. Average rainfall: HadUK-Grid v1.3.2, Met Office. Contains public sector information licensed under the Open Government Licence v3.0.

Recorded floods near Claggan

No recorded flood outline within ~5 km of the Claggan town centre means no flood was mapped here, which is not evidence none happened: the Environment Agency mapped only some floods, mapping effort rose sharply after about 2000, and surface-water flooding is largely absent from this record. The Environment Agency's Recorded Flood Outlines cover England only, and Claggan is in Scotland — so an empty record here is an absence of coverage, not an absence of floods. Open the recorded-floods map →

Frequently asked questions

Is there flooding in Claggan today?

Current verdict: Normal. No official flood warning is active nearby and the closest river stations are within normal ranges.

Which rivers affect Claggan?

Claggan has river level monitoring on Nevis — 1 monitoring station in total.

How do I check official flood warnings for Claggan?

Use the GOV.UK Check for Flooding service (check-for-flooding.service.gov.uk) or call Floodline on 0345 988 1188 (24 hours). You can also set up free FloodRadar email or browser alerts from any station page above.

What should I do during a flood warning?

Follow official advice: move valuables and vehicles to safety, never walk or drive through flood water, turn off gas and electricity if safe, and check on vulnerable neighbours. See our flood preparation guide at floodradar.co.uk/flood-help.

Has Claggan flooded before?

No recorded flood outline is mapped around the Claggan town centre means no flood was mapped here, which is not evidence none happened: the Environment Agency mapped only some floods, mapping effort rose sharply after about 2000, and surface-water flooding is largely absent from this record. The Environment Agency's Recorded Flood Outlines cover England only, and Claggan is in Scotland — so an empty record here is an absence of coverage, not an absence of floods. See the flood history link below.

🏠 Buying or renting around here? Get the Property Flood-Risk Report for any English postcode — official risk band, recorded floods, warning history, river behaviour and nearby storm overflows. £19 one-off. Learn more →