The Lassajavre Hydroelectric Power Station ( or ) is a hydroelectric power station in Kvænangen Municipality in Troms county, Norway. The plant utilizes a drop between Lake Abo (, ) and Lake Lassa (, ). Lake Abo is regulated at a level between and , and Lake Lassa serves as the reservoir for the SmÃÂ¥vatna Hydroelectric Power Station. The Lassajavre plant also utilizes water from Lake Mollis (, ) and Lake Sarves (, ). The plant came into operation in 1977. It has a Francis turbine and operates at an installed capacity of , with an average annual production of about 30 GWh. The plant is controlled by Kvænangen Kraftverk AS, with a 48.2% share owned by Troms Kraft.