What is Riga reservoir?

Reservoir of Riga Hydropower station (Riga Hydroelectric Power Plant). The Riga Hydroelectric Power Plant was put into operation in 1974. In order to build Riga HES, a dam was constructed across the Daugava River through the middle of Doles Sala, half of which has since been flooded to make room for Riga Reservoir.

What is the main source of electricity in Riga?

It is the primary source of electricity in Riga, while Riga reservoir is a source of tap water for the majority of Riga residents. In addition, the power plant is used as a compensation plant for TEC2 thermal power plant to regulate voltage in electrical networks and to compensate the power deficiencies.

When was the Riga hydroelectric power plant built?

The Riga Hydroelectric Power Plant was put into operation in 1974. In order to build Riga HES, a dam was constructed across the Daugava River through the middle of Doles Sala, half of which has since been flooded to make room for Riga Reservoir.

How was Riga HES built?

In order to build Riga HES, a dam was constructed across the Daugava River through the middle of Doles Sala, half of which has since been flooded to make room for Riga Reservoir. Along with Doles Sala, there have been several other smaller islands drowned in order to fill the reservoir. The dam was built in the late 1970s.

What was the first hydropower plant in Latvia?

Aiviekste HPP was the first hydropower plant to start generating power in Latvia. From 1925 to 1938 it was the biggest in Latvia. The total installed capacity of the turbines was 1070 hp. An inhabited locality of Aiviekste started to develop on the right bank after Aiviekste HPP was constructed.

How far is Rigas Hes from Salaspils?

There is a powerline pylon in the middle of reservoir, it carries two 330 kV lines (from Salaspils to Jelgava and from Salaspils to Rīgas HES), shore to shore distance there is approximately 1 kilometre (0.62 mi). Rigas HES is an important part of Riga's development.