It supplies heat to Maardu, and the Lasnamäe and central districts of Tallinn.

[6] The unit processes up to 220,000 tonnes of mixed municipal waste per year.

The unit was built and technology was provided by Constructions industrielles de la Méditerranée (CNIM).

The general construction was carried out by Merko Ehitus, with the incineration grate supplied by Martin GmbH and the system for the treatment of waste gas by LAB, a subsidiary of CNIM.

[3][4] The director of Iru Power Plant from 2002 to 2004, Kersti Kaljulaid, the first woman to lead a power plant in Estonia, became the fifth President of Estonia in 2016, and the first woman to be President since the country declared independence in 1918.