Ozone (O₃) concentration in Latvia
Latvia: Ozone (O₃) concentration was 49 ppb in 2015. ▼ Falling
Ozone (O₃) concentration in Latvia, 1990–2015
Source: Health Effects Institute (2017) – processed by Our World in Data. Measured in ppb.
Analysis
Latvia recorded 49 ppb for ozone (o₃) concentration in 2015. That is the lowest value across all 7 years on record.
Compared with earlier readings it is unchanged over ten years.
Over the whole period, ozone (o₃) concentration in Latvia peaked at 53 ppb in 1990 and was at its lowest, 49 ppb, in 2005.
Latvia ranks 123rd of 187 countries on this measure, in the middle of the range.
Ozone (O₃) concentration in Latvia, year by year
| Year | ppb | Change |
|---|---|---|
| 1990 | 53 ppb | — |
| 1995 | 51 ppb | -3.8% |
| 2000 | 50 ppb | -2.0% |
| 2005 | 49 ppb | -2.0% |
| 2010 | 49 ppb | +0.0% |
| 2013 | 49 ppb | +0.0% |
| 2015 | 49 ppb | +0.0% |
Latvia compared with similar countries
- Latvia's 49 ppb is below the median for high income countries, which is 55 ppb, 89% of the median. (59 countries reporting)
- Latvia's 49 ppb is below the median for Europe & Central Asia, which is 59 ppb, 83% of the median. (50 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 52 ppb | 51 ppb | 53 ppb | 2 |
| 2000s | 49.5 ppb | 49 ppb | 50 ppb | 2 |
| 2010s | 49 ppb | 49 ppb | 49 ppb | 3 |
Countries ranked near Latvia
More environment data for Latvia
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.883 °C (2025)
- Temperature change 2.56 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual -0.4753 % 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 0.0183 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Building (Energy) (Mt CO2e), annual -0.0555 % change on previous year (2024)
Frequently asked questions
- What is ozone (o₃) concentration in Latvia?
- Ozone (o₃) concentration in Latvia was 49 ppb in 2015, according to Health Effects Institute (2017) – processed by Our World in Data.
- What is the highest ozone (o₃) concentration recorded in Latvia?
- The highest recorded value was 53 ppb in 1990.
- What is the lowest ozone (o₃) concentration recorded in Latvia?
- The lowest recorded value was 49 ppb in 2005.
- How does Latvia rank for ozone (o₃) concentration?
- Latvia ranks 123rd out of 187 countries with data for 2015.
- Is ozone (o₃) concentration rising or falling in Latvia?
- Over the last ten years it is unchanged. The long-run trend across the full record is falling.
- Where does this Latvia 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.