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River, fjord & marina

We protect waterways for cleaner rivers & fjords .

Norway is a country renowned for its stunning natural landscapes, including pristine lakes, rivers, and fjords. It is crucial that we protect our environment by preventing pollution from reaching these valuable ecosystems.

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Dredging in harbors, fjords, and marinas is a common consequence of pollution, which can be easily mitigated if addressed with the proper care. There are various methods for removing nitrogen, and Nordisk Vannteknikk is a leading provider of equipment and expertise in this field.

Pollution in waterways

Norway is a country that offers a lot of beautiful nature, including beautiful lakes, rivers and fjords. It is therefore important that we take care of our surroundings by preventing pollution from reaching these receptors.

Dredging in harbors, fjords and marinas is a common consequence of pollution, which is easy to avoid if you take it seriously. There are various methods for removing nitrogen, and Nordisk Vannteknikk is a significant supplier of equipment and expertise in this area.

BÃ¥ter i bukten

Marina

One thing that accounts for a large part of the pollution in fjords is the flushing of hulls from recreational boats, and now measures are required to stop the pollution of, among other things, the Oslo Fjord.

Nordisk Vanneknikk supplies a simple system that effectively cleans the wash water from flushing the undercarriage of boats. The system is designed for easy installation and maintenance-friendly operation, making it ideal for use on recreational boats. Particles and other pollution will be significantly reduced and the water can be safely discharged into the fjord without worries.

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Runoff from agriculture

Another problem that is often mentioned is runoff from agriculture. Nitrogen from artificial fertilizers largely ends up in rivers and fjords, which leads to algae blooms and major changes in the ecosystem.

Fortunately, there are good methods for removing nitrogen. A combination of chemical and biological water purification has shown good results in limiting nutrients from process water and wastewater. By limiting the nutrients that flow into the fjords, we will be able to maintain a good balance in nature.

green Field

Marina

Technical drawing of a washing facility for washing recreational boats with associated purification facilities
Digital drawing of a purification plant for washing water from recreational boats

A major contributor to pollution in fjords is the flushing of hulls from recreational boats. As a result, measures are now necessary to prevent further contamination, particularly in areas like the Oslo Fjord.

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Nordisk Vannteknikk offers a simple yet effective system for cleaning the wash water used to flush the undercarriages of boats. Designed for easy installation and low-maintenance operation, this system is ideal for recreational boat marinas. It significantly reduces particles and other pollutants, ensuring that the water can be safely discharged into the fjord without concern.

Båter i tropisk bukt ved åpent hav

Runoff from agriculture

Another common issue is runoff from agriculture. Nitrogen from synthetic fertilizers often ends up in rivers and fjords, leading to algae blooms and significant disruptions in the ecosystem.

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Fortunately, effective methods for nitrogen removal are available. A combination of chemical and biological water treatment has proven successful in reducing nutrients from process water and wastewater. By limiting the nutrients entering the fjords, we can help maintain a healthy ecological balance.

Åker med grønne planter som vokser i jorden

Filter sausage

Specially made filter sausage filled with activated carbon for off-road filtration

Pollution of fjords and harbors often starts further up the rivers and waterways. A simple and quick solution to prevent much of the pollution from reaching the fjords is to implement measures in rivers and streams.

 

Nordisk Vannteknikk has developed a solution for filtering particles such as PFAS. The solution is a filter sausage filled with activated carbon that can be placed directly in the river. The activated carbon absorbs particles in the water that would otherwise reach the fjord.

 

The filter sausages are elastic and shape according to the landscape in which they are placed. In addition, they can be supplied with straps for easy placement by helicopter for placement in areas with limited access.

Control container

To prevent discharges into rivers and waterways, it’s essential to understand the type of pollution present in the water. The control container from Nordisk Vannteknikk offers a simple and cost-effective solution for achieving this.

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The control container is an efficient solution for monitoring discharges into sensitive receptors. It features a compact container design that houses various measuring instruments, including conductivity, turbidity, and pH sensors. The container also includes a flow meter, automatic water sampler, and an automated logging system, along with additional instruments as required.

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This solution is designed to be flexible, space-saving, and unobtrusive. It can be delivered in a 4-foot container if desired and can be customized with your preferred color or finished with wilderness panels for a more natural look.

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