Marine waters affected by eutrophication in Norway
Norway: Marine waters affected by eutrophication was 1,575 Square kilometre in 2025. ◆ Volatile
Marine waters affected by eutrophication in Norway, 2001–2025
Source: Eurostat. Measured in Square kilometre.
Analysis
The most recent figure for marine waters affected by eutrophication in Norway is 1,575 Square kilometre, measured in 2025.
Compared with earlier readings it is down 1.6% on the previous year and up 1,160.0% over ten years.
Over the whole period, marine waters affected by eutrophication in Norway peaked at 1,677 Square kilometre in 2001 and was at its lowest, 104 Square kilometre, in 2019.
That places Norway 4th out of 31 countries with data for 2025, putting it in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 688.56 Square kilometre | 230 Square kilometre | 1,677 Square kilometre | 9 |
| 2010s | 387.2 Square kilometre | 104 Square kilometre | 767 Square kilometre | 10 |
| 2020s | 620.33 Square kilometre | 117 Square kilometre | 1,601 Square kilometre | 6 |
Countries ranked near Norway
More environment data for Norway
- Total greenhouse gas emissions excluding LULUCF 53.76 Mt CO2e (2024)
- Total greenhouse gas emissions excluding LULUCF per capita 9.65 t CO2e/capita (2024)
- Methane (CH4) emissions from Agriculture 2.71 Mt CO2e (2024)
- Methane (CH4) emissions from Building (Energy) 0.1993 Mt CO2e (2024)
- Methane (CH4) emissions from Fugitive Emissions (Energy) 4.27 Mt CO2e (2024)
- Methane (CH4) emissions from Industrial Combustion (Energy) 0.0356 Mt CO2e (2024)
- Methane (CH4) emissions (total) excluding LULUCF 8.82 Mt CO2e (2024)
- Methane (CH4) emissions from Power Industry (Energy) 0.0239 Mt CO2e (2024)
- Methane (CH4) emissions from Transport (Energy) 0.0367 Mt CO2e (2024)
- Methane (CH4) emissions from Waste 1.45 Mt CO2e (2024)
Frequently asked questions
- What is marine waters affected by eutrophication in Norway?
- Marine waters affected by eutrophication in Norway was 1,575 Square kilometre in 2025, according to Eurostat.
- What is the highest marine waters affected by eutrophication recorded in Norway?
- The highest recorded value was 1,677 Square kilometre in 2001.
- What is the lowest marine waters affected by eutrophication recorded in Norway?
- The lowest recorded value was 104 Square kilometre in 2019.
- How does Norway rank for marine waters affected by eutrophication?
- Norway ranks 4th out of 31 countries with data for 2025.
- Is marine waters affected by eutrophication rising or falling in Norway?
- Over the last ten years it is up 1,160.0%. The long-run trend across the full record is volatile.
- Where does this Norway data come from?
- The figures come from Eurostat, published as part of Marine waters affected by eutrophication. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 25 observations, free to reuse under CC BY 4.0 (Eurostat).