description Lough Derg Overview
Lough Derg is the third-largest lake in the Republic of Ireland, situated on the River Shannon and bordering Counties Tipperary, Clare, and Galway. It is the deepest of the Shannon lakes and functions as a reservoir for the hydroelectric power station at Ardnacrusha, completed in the 1920s. The lake contains several islands, including the historically significant Holy Island, and is actively used for recreational boating and coarse fishing.
insights Ranking position
Lough Derg ranks #146 of 214 in the Lake ranking, behind Lake Mweru, ahead of Lake Nasser.
help Lough Derg FAQ
How good is Lough Derg?
Lough Derg scores 7.22/10 (Good) on Lunoo, making it a well-rated option in the Lake category. Important Shannon lake with recreation and heritage; good regional standing without major international distinction.
What are the best alternatives to Lough Derg?
See our alternatives page for Lough Derg for a ranked list with scores. Top alternatives include: Lake Superior, Lake Michigan, Lake Huron.
How does Lough Derg compare to Lake Superior?
See our detailed comparison of Lough Derg vs Lake Superior with scores, features, and an AI-powered verdict.
Is Lough Derg worth it in 2026?
With a score of 7.22/10, Lough Derg is a solid option in Lake. See all Lake ranked.
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