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Oslo's Water Quality is generally considered to be of high standard, attributed to the pristine lakes and natural sources surrounding the city. However, as with any urban area, it's crucial for residents to remain informed about potential water quality issues and take necessary measures to ensure their consumption is as safe as possible.
Source: The primary water source for Oslo County is Lake Maridalsvannet, which is known for its clean and clear water. The lake is fed by smaller streams and rivers, which are carefully monitored and managed to maintain the water quality.
Testing: Regular testing is conducted by the municipal authorities to ensure that the water quality meets national and international standards. These tests evaluate various factors, including microbial, chemical, and physical properties, to ensure water safety for all residents.
Standards: Oslo adheres to the stringent guidelines set out by the Norwegian Institute of Public Health, which are in line with EU regulations. These standards ensure that the water is safe for consumption and free of harmful contaminants.
Water Hardness: The water in Oslo is classified as soft, which means it has low concentrations of calcium and magnesium. This is generally beneficial as it requires less soap for cleaning and is easier on household appliances.
Concerns: While the water quality is high, there are sporadic issues such as algae blooms or contamination from agricultural runoff, especially during heavy rainfall. Residents are advised to stay updated during such times for any advisories.
Enhanced Safety: Despite high water quality standards, the use of water filters further removes any residual impurities and provides peace of mind for families.
Improved Taste: Filters can also enhance taste by removing chlorine and other elements that can affect flavor.
Preservation of Appliances: Utilizing water softeners can decrease residue buildup in appliances, extending their lifespan and efficiency.
Conclusion: While Oslo offers high-quality drinking water, residents are encouraged to consider water filters and softeners to further ensure their water remains pure and beneficial for both consumption and household use.
Contact Your Local Elected Official & Water Supply Company
One of the best ways for cleaner water is to talk to elected officials who have a say in water quality. Ask questions and demand actionable plans for healthier water.
Check out different water filters to protect your water against the detected contaminants.
Types of filters | GAC & Carbon | Micro filter | Ultra filter | Nano filter | Reverse Osmosis filter |
Particle size filtered | > 10 Microns | 10 to 0.1 Microns | 0.1 to 0.01 Microns | 0.01 to 0.001 Microns | < 0.0001 Microns |
Common Suspended Compounds | |||||
Sediments | |||||
Pollen | |||||
Giardia Cysts | |||||
Bacteria, Algae | |||||
Yeast Cells | |||||
Asbestos fibers | |||||
Blue Indigo Dye | |||||
Cryptosporidium | |||||
MicroPlastics | Some | ||||
PFAs -polyfluoroalkyl substances | Some | ||||
Arsenic, Lead, Cadmium, Mercury | |||||
Haloacetic acids (HAA5/HAA9) | |||||
Total trihalomethanes (TTHMs) | |||||
Viruses | Some | ||||
Colloidal Silica | Some | ||||
Common Dissolved solids | |||||
1,1-Dichloroethane | |||||
Tetrachloroethylene (perchloroethylene) | |||||
Trichloroethylene | |||||
Pesticides and Herbicides | Some | Some | |||
Synthetic Dyes | |||||
Bromide | Some | Some | Some | Some | |
Bromochloromethane | Some | Some | Some | Some | |
Hardness | Some | ||||
Aqueous Salts | Some | ||||
Endocrine disruptors | Some | ||||
Nitrate & nitrite | Some | ||||
1,4-Dioxane | Some | ||||
Aluminum | Some | ||||
Barium | Some | ||||
Chromium (total) | Some | ||||
Fluoride | Some | ||||
Manganese | Some | ||||
Molybdenum | Some | ||||
Selenium | Some | ||||
Strontium | Some | ||||
Trichlorofluoromethane | Some | ||||
Uranium, combined (pCi/L) | Some | ||||
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