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Lake · Ireland

Lough Derg

29 m95 ft
Area
116 km²
Max depth
8 m
Tonight
8°CHeavy rain · Wind 28 km/h S

Lough Derg is a lake at 29 m above sea level in Ireland, 116 km² in area and 34.4 km long.

All facts
Surface elevation
29 m
Length
34.4 km
Shoreline
235.8 km
Open the 3D view
3D map

Lough Derg 3D map

Drag to orbit · click, then scroll to zoom (or Ctrl/⌘ + scroll) · One finger scrolls the page · two fingers orbit and zoom · 20 × 20 km

Surface
Vertical scale
Topographic map

Lough Derg topographic map

10 m contours from the Copernicus GLO-30 terrain model. Click two points on the map to draw your own cross-section.Tap two points on the map to draw your own cross-section.

Index contours every 50 mShowing west → east through the centre

Lough Derg elevation profile

West → east through the centre

Hover the profile to read elevation and distance.Tap or drag along the profile to read elevation and distance.
Downloads

Lough Derg downloads: topographic map, heightmap, STL 3D model and DEM

Free files made in your browser from this page's terrain data. No sign-up; credit the sources below.

Print & wall
3D printing & 3D apps
GIS & GPS
</>Embed this mapPaste this into your site to show the interactive 3D terrain, with a credit link back here.<iframe src="https://topolu.com/embed/lough-derg" width="100%" height="480" style="border:0" loading="lazy" allowfullscreen title="3D terrain of Lough Derg"></iframe> <p><a href="https://topolu.com/lough-derg" rel="nofollow">Topolu</a></p>

Free to use with credit: see the data sources

Lake

Lough Derg in numbers

Shoreline from OpenStreetMap.

Shoreline
235.8 km
Weather

Lough Derg weather

Tonight · Heavy rain · 8°C (46°F) · 6.7 mm · Wind 28 km/h S

Lough Derg forecast for about 29 m.

  • Tonight8°6.7 mm28 km/h S
  • Sat9°14°12.9 mm44 km/h W
  • Sun8°11°5.5 mm39 km/h W
  • Mon9°15°10.5 mm39 km/h S
  • Tue9°10°2.0 mm30 km/h W
  • Wed9°14°0.3 mm20 km/h SW
  • Thu12°13°7.0 mm25 km/h SE
  • Fri5°11°1.7 mm14 km/h NW
  • Sat5°8°0.2 mm9 km/h W
  • Sun4°9°0.1 mm16 km/h NW

Forecast data: MET Norway, CC BY 4.0; daily low and high, precipitation total and strongest wind from the hourly data, model run Oct 23, 23:19 UTC.

Camping & parking

Camping & parking near Lough Derg

Campsites, parking, trailheads and mountain huts mapped in OpenStreetMap around Lough Derg, nearest first, by straight-line distance. Check access, fees and permits locally.

All mapped places 4
PlaceDistance
Parking2.8 km WNW
Parking6.2 km E
Parking6.8 km SW
Campsite7.0 km SSE
Slope

Slope

Share of the 20 × 20 km view by steepness, from the 30 m model.

Mostly gentle: 99% of the view is under 15°.

Gentle, 0–15°
99.3%
Moderate, 15–30°
0.7%
Steep, 30–45°
0.0%
Cliffs, 45° and over
0.0%
Steeper than 30°
0.0% of the 400 km² view
Relief in view
199 m low point 28 m
Land cover

Land cover

ESA WorldCover 10 m classification of the same area.

Grassland 52.2%Water 22.4%Trees 20.6%Cropland 4.0%

Snow & ice means glaciers and year-round snow (a yearly average), not today’s snow cover.

Wildlife

Wildlife seen nearby

Sightings of the most-seen species on iNaturalist (research grade) within 10 km; 195 species recorded in all.

Sightings per species 6
  • Speckled Wood6
  • European beech6
  • Common bracken5
  • Eurasian Blackbird4
  • European Robin4
  • Bird's-foot trefoil4
Where it sits

Where Lough Derg sits

Region
Ireland107Europe2,143
Nearby

Nearby places

More 1
Sources

Data sources

Terrain
Produced using Copernicus WorldDEM-30 © DLR e.V. 2010-2014 and © Airbus Defence and Space GmbH 2014-2018 provided under COPERNICUS by the European Union and ESA; all rights reserved. The European Union, ESA, DLR and Airbus incur no liability for any use of this data and do not endorse this service.
Imagery
Contains modified Copernicus Sentinel data 2025 (scene 2025-08-12)
Land cover
© ESA WorldCover project 2021 / Contains modified Copernicus Sentinel data (2021) processed by ESA WorldCover consortium
Facts
Wikidata (CC0)
Camping & parking, Geometry
© OpenStreetMap contributors (ODbL)
Wildlife
iNaturalist community observations, counts only
Forecast
Weather forecast from MET Norway (CC BY 4.0)
Sources
Wikidata · GeoNames · Wikipedia