Ozone (O₃) concentration in Norway
Norway: Ozone (O₃) concentration was 45 ppb in 2015. ▬ Flat
Ozone (O₃) concentration in Norway, 1990–2015
Source: Health Effects Institute (2017) – processed by Our World in Data. Measured in ppb.
Analysis
In 2015, ozone (o₃) concentration in Norway stood at 45 ppb. That is the lowest value across all 7 years on record.
The figure is down 2.2% over ten years.
Over the whole period, ozone (o₃) concentration in Norway peaked at 46 ppb in 1990 and was at its lowest, 45 ppb, in 2013.
Norway ranks 143rd of 187 countries on this measure, in the bottom quarter.
Ozone (O₃) concentration in Norway, year by year
| Year | ppb | Change |
|---|---|---|
| 1990 | 46 ppb | — |
| 1995 | 46 ppb | +0.0% |
| 2000 | 46 ppb | +0.0% |
| 2005 | 46 ppb | +0.0% |
| 2010 | 46 ppb | +0.0% |
| 2013 | 45 ppb | -2.2% |
| 2015 | 45 ppb | +0.0% |
Norway compared with similar countries
- Norway's 45 ppb is below the median for high income countries, which is 55 ppb, 82% of the median. (59 countries reporting)
- Norway's 45 ppb is below the median for Europe & Central Asia, which is 59 ppb, 76% of the median. (50 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 46 ppb | 46 ppb | 46 ppb | 2 |
| 2000s | 46 ppb | 46 ppb | 46 ppb | 2 |
| 2010s | 45.33 ppb | 45 ppb | 46 ppb | 3 |
Countries ranked near Norway
More environment data for Norway
- Historical exposure to drought — Land soil moisture anomaly 0.9857 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly 0.8118 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.738 °C (2025)
- Temperature change 2.52 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual -3.08 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per unit 0 Mt CO2e per US$ of GDP (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), annual growth rate -0.28 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
Frequently asked questions
- What is ozone (o₃) concentration in Norway?
- Ozone (o₃) concentration in Norway was 45 ppb in 2015, according to Health Effects Institute (2017) – processed by Our World in Data.
- What is the highest ozone (o₃) concentration recorded in Norway?
- The highest recorded value was 46 ppb in 1990.
- What is the lowest ozone (o₃) concentration recorded in Norway?
- The lowest recorded value was 45 ppb in 2013.
- How does Norway rank for ozone (o₃) concentration?
- Norway ranks 143rd out of 187 countries with data for 2015.
- Is ozone (o₃) concentration rising or falling in Norway?
- Over the last ten years it is down 2.2%. The long-run trend across the full record is flat.
- Where does this Norway data come from?
- The figures come from Health Effects Institute (2017) – processed by Our World in Data, published as part of Ozone (O₃) concentration. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 7 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Population-weighted average ozone (O₃) concentrations in parts per billion (ppb). Local concentrations of ozone are recorded and estimated at a 11x11km resolution. These values are subsequently weighted by population-density for calculation of nation-level average concentrations.