The small Aiviekste hydroelectric power plant (1.4 MW) was built on one of these island groups. After the construction of the Pļaviņu hydroelectric power plant, the lower end of Aiviekste is flooded with a reservoir. It flows through the towns of Lubāna and Pļaviņas (estuary).
The small Aiviekste hydroelectric power plant (1.4 MW) was built on one of these island groups. After the construction of the Pļaviņu hydroelectric power plant, the lower end of Aiviekste is submerged by a reservoir and flows through the towns of Lubāna and Pļaviņas.