Vodní nádrž Landštejn, reservoir in Staré Město pod Landštejnem, Czech Republic

Vodní nádrž Landštejn is a drinking-water reservoir on the Pstruhovka stream in Staré Město pod Landštejnem, named after Landštejn Castle above it. Its earthen dam is 376 m long and 23.4 m high, holding 3.262 million m³ of water over 40.5 ha, with a maximum depth of 21 m.

Built between 1971 and 1973 on the Pstruhovka stream, the reservoir was created as a drinking-water reserve for the Dačice, Slavonice and Nová Bystřice areas, not for flood control. Its name comes from Landštejn Castle, which stands below the water surface. Access to the water is not permitted.

The reservoir is named after Landštejn Castle, which stands above it; the name is shared with the village of Staré Město pod Landštejnem. Because the water is a drinking-water reserve for the Dačicko, Slavonicko and Novobystřicko areas, entry to the reservoir is not permitted.

The reservoir is a drinking-water source for the Dačice, Slavonice and Nová Bystřice areas, so access to the water is not permitted. The dam is an earthen structure 376 m long and 23.4 m high, holding up to 3.262 million m³; the surface lies at 561 m above sea level.

The reservoir's dam is an earthen embankment 376 m long and 23.4 m high, holding up to 3.262 million m³ of water. Its maximum depth reaches 21 m, and the outlets can release about 13.5 m³/s. The reservoir lies at 561 m above sea level and takes its name from Landštejn Castle below which it sits.