Public Health Report
Drinking water in Norway
Water supplies have greatly improved over the recent years. However, there is still a risk that water may become contaminated before reaching the consumer. Replacement of deteriorating pipelines is taking too long.
Other articles about drinking water
Cyanobacteria (blue-green algae)
Cyanobacteria are photosynthetic bacteria which occur naturally in water sources. In some waters these organisms can form water blooms.
What is a “boil water advisory”?
If the water supplier suspects that water can contain harmful microorganisms, consumers will be advised to boil water.
Severe flooding and drinking water
Severe floods can cause problems with the drinking water supply. In areas affected by flooding, there is a risk that contaminated flood water can enter drinking water treatment plants and / or water
Type approval of UV disinfection units
This article contains lists of type approved UV disinfection units that meet the Norwegian requirements for disinfection of drinking water, as well as the documentation necessary for approval.