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Longtown Flooding

Cumberland • Live river level monitoring on Lochinvar Beck
1 monitoring station
1 river
1 warning area
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Flood risk in Longtown today: Watch

Conditions are worth watching: heavy rain has fallen nearby (21.7 mm in the last 24 hours at Rainfall station). Keep an eye on updates if heavy rain continues.

Updated 2026-10-09 13:00:32 UTC · Official GOV.UK warnings · Flood preparation & help guide

About Longtown
Longtown
Town in Cumbria, England

Longtown is a market town in Cumbria, but in the historic county of Cumberland, England, just south of the Scottish Border. It has a sheep market which was at the centre of the 2001 United Kingdom foot-and-mouth crisis. Just south-west of Longtown is Arthuret Church, dedicated to Saint Michael and All Angels. In 2021 it had a population of 2,175.

From Wikipedia, the free encyclopedia (CC BY-SA 4.0). Photo: Wikimedia Commons
Flood Contacts
Floodline 24hr
0345 988 1188
Emergency
999
The map of Longtown’s gauges and flood maps loads as you reach it.
Recent Flood Events
3 Oct 2026 09:20 Flood Alert
Rivers Ehen, Calder, Irt and Esk
3 Oct 2026 09:16 Flood Alert
Rivers Ehen, Calder, Irt and Esk
2 Oct 2026 15:52 Flood Alert
Rivers Ehen, Calder, Irt and Esk
30 Sep 2026 08:52 Flood Alert
Coast from Gretna to Silloth
29 Sep 2026 15:27 Flood Alert
Coast from Gretna to Silloth
8 Jun 2026 16:59 Flood Alert
Upper River Derwent, Stonethwaite Beck and Derwent Water

The watercourse nearest Longtown

The nearest watercourse on the river map is Lochinvar Beck, about 10 m from the middle of Longtown's gauges. It flows into the Boxes (River Esk) about 2.5 km downstream.

A gauge downstream shows water that has already passed this point; one upstream sees it first. Distances along the river are from the point on Lochinvar Beck nearest the middle of Longtown's gauges. From Ordnance Survey’s river map (OS Open Rivers), which leaves out small streams, ditches and culverts, so a nearer one may exist. This describes where water goes on the map; it says nothing about flooding at any address. Contains OS data © Crown copyright and database rights 2026.

Useful Links
Flood Monitoring in Longtown

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

Monitoring Stations

The Lochinvar Beck is monitored by 1 station (Lochinvar storage basin, Longtown). Each station records water levels continuously, with data synced to FloodRadar every 5 minutes.

Flood Warning Areas

There is 1 Environment Agency flood warning area within 10km of Longtown. When the EA issues a flood warning for any of these areas, it will appear on this page. These include: Properties in Lochinvar Close, Raffield, parts of Burn Street, Swan Street, and English Street.

Sewage Discharge Monitoring

There are 2 storm overflows within 5km of Longtown. None of the 1 with a reporting monitor is currently discharging (1 has no live status right now). Enable "Sewage" on the map above to see their locations.

Each has its own page of live status and past discharges:

What To Do During A Flood

If flooding is forecast in Longtown, 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 Longtown

Longtown gets about 930 mm of rain a year on average (wettest month October, 97 mm; driest April, 56 mm). That is 20% drier 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), 1.5 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 Longtown

Floods whose mapped extent (EA Recorded Flood Outlines) reached within ~5 km of the town centre — most recent first. These are records of mapped extents, not a full list of floods. See them on the map →

  • 2020-02-09 — Storm Ciara Longtown 09-02-2020 (Main river)
  • 2005-10-10 — Longtown 11_10_2005 (Ordinary watercourse)
  • 2005-10-05 — Longtown 05_10_2005 (Main river)
  • 2005-01-07 — Longtown 08_01_2005 (Ordinary watercourse)

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

Frequently asked questions

Is there flooding in Longtown today?

Current verdict: Watch. Conditions are worth watching: heavy rain has fallen nearby (21.7 mm in the last 24 hours at Rainfall station). Keep an eye on updates if heavy rain continues.

Which rivers affect Longtown?

Longtown has river level monitoring on Lochinvar Beck — 1 monitoring station in total.

How do I check official flood warnings for Longtown?

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 Longtown flooded before?

Yes — the Environment Agency's Recorded Flood Outlines dataset shows 4 recorded flood extents around the town centre since 1703, most recently in 2005. That is a count of mapped extents, not of separate floods. Records, not floods: no outline on the record is not evidence a place has not flooded. 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 →