Largest lakes & reservoirs in Northern Ireland Region, United Kingdom by water volume
The estimated volume of water that a lake contains is measured at the lake’s normal elevation. By this measure, the world’s largest freshwater lake is Siberia’s Lake Baikal.Water Volume can be measured in acre-feet, in cubic miles, or in cubic kilometers. One acre-foot is the amount of water needed to cover one acre (43,560 square feet) to a depth of one foot. One cubic mile equals 3,379,200 acre-feet. One cubic kilometer equals 810,713 acre-feet. 1 acre-foot is equal to 325,851 US gallons. Siberia’s Lake Baikal contains about 6,276,367,740,000,000 gallons of freshwater – nearly 1 million gallons for every living person on earth.
The other – and more widely used – measure of a lake’s size is the lake’s surface acreage. By that measure, the world’s largest freshwater lake is North America’s Lake Superior.
Note: In the United States, an acre foot is a unit of volume used to refer to large-scale bodies of water. It is defined by the volume of water needed to cover 1 acre of surface area to a depth of 1 foot.
You can find many of the the world’s largest lakes (by water volume) on LakeLubbers. Note: For some lakes, the water volume data is unknown or does not apply, so you may see fewer lakes than the total 7 articles we have published for Northern Ireland Region, United Kingdom lakes.
Thinking about booking a Northern Ireland Region, United Kingdom lake vacation home rental, cabin or hotel?
Use our free interactive vacation rental map to search and compare multiple vacation properties at a glance. Enter a lake name, a state or city and then simply click on a listing to compare all similar properties, best rates and availability for your dates.Search results: Sort lakes by water volume
Below are lakes within United Kingdom > Northern Ireland Region, United Kingdom > Compared by water volume. This list does not represent all lakes in Northern Ireland Region, United Kingdom, only the 7 Northern Ireland Region, United Kingdom lake articles we have published on the LakeLubbers website.
Lake name  |
Water vol. in ac-ft |
Lake description |
|---|---|---|
| Strangford Lough (Down Region, Northern Ireland, Northern Ireland Region, United Kingdom, United Kingdom) |
1,053,927,152 ac-ft | (Also known as Strangford Lake, Loch Cuan, Strangford) Strangford Lough (Lake) is a 37,066-acre inland, tidal, salt water lake off the east coast of County Down in Northern Ireland. Separated from the Iris… |
| Lough Foyle (Ireland, Londonderry Region, Northern Ireland, North West Region, Ireland, Northern Ireland Region, United Kingdom, United Kingdom) |
609,656,322 ac-ft | (Also known as Loch Feabhail) Standing on the stoop of his holiday cottage looking out over the water of Lough Foyle, he was struck by how closely the 44,000 acre estuary matched h… |
| Lough Neagh (Antrim Region, Northern Ireland, Northern Ireland Region, United Kingdom, United Kingdom) |
2,860,196 ac-ft | (Also known as Lake Neagh, The Lough) Nestled in the heart of Northern Ireland, Lough (Lake) Neagh is the largest freshwater lake in the British Isles. Covering over 96,800 acres with beau… |