Finland. Helsinki Region Environmental Services Authority

Date of agreement:01 Mar 2013
Customer:Helsinki Region Environmental Services Authority
Amount in EUR:EUR 15 million
Maturity:8 years
NACE sector / loan type:Public administration and defence; compulsory social security

This loan contributes to climate change mitigation: 40%

This loan has a positive effect on maritime environments: 50%

Financing from NIB Environmental Bond proceeds

NEB-eligible share: 100%

NEB category: Water management and protection

Amount disbursed: EUR 15 million

Note: For loans in other currencies than EUR, the equivalent in EUR is based on the exchange rate effective for the disbursement. Read more about the NIB Environmental Bonds


The loan has been provided for the upgrading of a wastewater treatment plant in Viikinmäki servicing Finland’s capital region.

The investment programme involves the installation of a biological treatment line to decrease nutrient loads, a project for sludge treatment to reduce nitrogen content, electricity usage and CO2 emission, as well as investments related to energy efficiency, infrastructure and maintenance. 

Founded in 2009, Helsinki Region Environmental Services Authority (HSY), is a federation of municipalities providing environmental services in the Helsinki area. HSY brings together the waterworks of Helsinki,Espoo, Vantaa and Kauniainen as well as the waste management services in the region. 

Fulfilment of NIB's mandate

Wastewater treatment is an important part of the municipal federation’s environmental efforts. The wastewater is to be cleaned efficiently, conveyed to the sea and returned to the natural cycle. To protect all affected water systems and the Baltic Sea in particular, it is important to develop more efficient treatment processes.

Sustainability summary

The key environmental issues are related to the improvement of waste water treatment processes in the Helsinki region. These investments will reduce the nutrient load to the Baltic Sea and improve the energy efficiency of the wastewater treatment plant in Viikinmäki.

Press release

NIB finances wastewater treatment in the Helsinki area

Press release

NIB finansierar avloppsvattenrening i Helsingforsområdet