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Photo of pipe network

Reducing pressure on the wastewater network

Strand municipalitiy will separate surface runoff and wastewater in two individual pipe networks.

Climate change will cause increased pressure on the wastewater network

In Strand municipalitiy, surface runoff and wastewater share the same pipe network. As a result, both wastewater and rainwater is channeled into the treatment plant. Pumping and cleaning the water requires considerable amounts of energy.

Climate change will cause increased precipitation and more extreme weather events in the future, which will lead to increased pressure on the wastewater network.

Will save substantial amounts of energy

To address this challenge, Strand will separate surface runoff and wastewater in two individual pipe networks. By handling surface runoff in a separate pipe, the amount of wastewater going into the treatment plant is reduced. This way they avoid cleaning rainwater which is already considered pure, which again will free capacity for the wastewater network.

This will save substantial amounts of energy. During the same project, the municipality will install new water pipe systems.

Apply for a green loan

We offer green loans with a lower interest rate for climate and environmentally friendly projects.

Read about KBNs green loans

Key figures

Green loan outstanding:

2 424 113 NOK*

Total cost:

4 780 700 NOK

Project period:

2020 - 2021

Category:

Water and wastewater management

*As of 31st of December 2021