Newest reservoirs in
The year that a reservoir was first filled to the reservoir’s normal elevation – or the year that a natural lake was first dammed – is the determining factor in the age of the body of water. A large reservoir can take more than a year to fill after its dam is first closed. You can find many of the the world’s newest reservoirs on LakeLubbers in the comparison table below. Many of the world’s oldest reservoirs appear on the last page of that list. Note: For some lakes, the completion year data is unknown, so you may see fewer lakes than the total 2151 articles we have published for lakes.Thinking about booking a lake vacation home rental, cabin or hotel?
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Below are lakes within Compared by newest (youngest) reservoirs and the year it was completed. This list does not represent all lakes in , only the 2151 lake articles we have published on the LakeLubbers website.
Lake name  |
Completion year |
Lake description |
|---|---|---|
| Grand Lake St. Marys, OH (Northwest Ohio, Ohio, US Midwest Region, USA) |
1845 | Also known as Grand Lake With its sail billowing in the wind, the sailboat glides in front of the lighthouse. It’s a rare scene for an inland lake, but Grand Lake St. Marys is … |
| Beaver Dam Lake, WI (Southern Savanna Region, WI, US Midwest Region, USA, Wisconsin) |
1842 | Surrounded by south-central Wisconsin farmland, Beaver Dam Lake on the Beaver Dam River is a beautiful rural getaway. Conveniently located 40 miles no … |
| Lower Lough Erne (Fermanagh Region, Northern Ireland, Northern Ireland Region, United Kingdom, United Kingdom) |
1840 | Also known as Lower Lake Erne, Lake Earne Lower Lough (Lake) Erne is one of several lakes on the beautiful River Erne in County Fermanagh, Northern Ireland. The River Erne begins in County Cav … |
| Upper Lough Erne (Fermanagh Region, Northern Ireland, Northern Ireland Region, United Kingdom, United Kingdom) |
1840 | Also known as Upper Lake Erne Upper Lough Erne is a sparkling 8,525-acre lake on the scenic River Erne in County Fermanagh, Northern Ireland. The River Erne begins in County Cavan … |
| Pewaukee Lake, WI (Southern Savanna Region, WI, US Midwest Region, USA, Wisconsin) |
1838 | Named from the Potawatomi word “Pee-wauk-ee-wee-nick” for “lake of shells,” Pewaukee Lake is a beautiful spring-fed lake. Just 20 miles from Milwaukee … |
| Webster Lake, IN (Indiana, North Indiana, US Midwest Region, USA) |
1837 | Also known as Boydston Lake For visitors of the Northern Tourism Region of the beautiful state of Indiana, Webster Lake is a wonderful stopover to enjoy the scenery, incredible f … |
| Lake Muritz (Germany, Mecklenburg-Vorpommern Region, Germany) |
1836 | Also known as Muritzsee The jewel of Germany’s Mecklenburg Lake District, Muritz is the largest inland lake entirely within the country. The 29,000-acre lake was formed at th … |
| Lake Vattern (Gotaland Region, Sweden, Narke Region, Svealand, Sweden, Ostergotland Region, Gotaland, Sweden, Smaland Region, Gotaland, Sweden, Svealand Region, Sweden, Sweden, Vastergotland Region, Gotaland, Sweden) |
1832 | Also known as Vatternsee Lake Vattern in Sweden’s Southern Region plays a vital part in recreational boating among Swedish holiday-makers. The second-largest lake in Sweden an … |
| Indian Lake ON (Canada, Ontario, Canada) |
1832 | Also known as Rideau Lakes Every North American chain of lakes seems to have an Indian Lake; Ontario’s Rideau Waterway is no exception. The name no doubt came from the original … |
| Clear Lake ON (Canada, Ontario, Canada) |
1832 | Also known as Rideau Lakes One of the well-known smaller lakes on Ontario’s Rideau Waterway is Clear Lake. Often overshadowed by bigger lakes such as Big Rideau Lake, Clear Lake … |
| Sand Lake ON (Canada, Ontario, Canada) |
1832 | Also known as Davis Lake, Rideau Lakes Sand Lake is one of the best-known lakes along the Rideau Waterway in Eastern Ontario. Sand Lake is the location of idyllic Birch Island and home to m … |
| Newboro Lake (Canada, Ontario, Canada) |
1832 | Also known as Mud Lake, Rideau Lakes Newboro Lake, in Ontario’s Rideau Lakes Region is synonymous with water fun. The 4500-acre lake is home to cottages and fishing camps, islands large a … |