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.

Ozone (O₃) concentration in Latvia

Name: Ozone (O₃) concentration in Latvia
Creator: Health Effects Institute (2017) – processed by Our World in Data
License: CC BY 4.0 (Our World in Data)

Latvia: Ozone (O₃) concentration was 49 ppb in 2015. ▼ Falling

Latest (2015)

49 ppb

Change on year

unchanged

World rank

123rd

of 187 countries

All-time high

53 ppb

in 1990

All-time low

49 ppb

in 2005

Years of data

1990–2015

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.

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

120 Cambodia 50 ppb compare
120 Denmark 50 ppb compare
120 Mali 50 ppb compare
123 Bahamas 49 ppb compare
123 Mongolia 49 ppb compare
123 United Kingdom 49 ppb compare

See the full ranking of 187 places →

More environment data for Latvia

Total greenhouse gas emissions excluding LULUCF 11.64 Mt CO2e (2024)
Total greenhouse gas emissions excluding LULUCF per capita 6.24 t CO2e/capita (2024)
Methane (CH4) emissions from Agriculture 1.09 Mt CO2e (2024)
Methane (CH4) emissions from Building (Energy) 0.18 Mt CO2e (2024)
Methane (CH4) emissions from Fugitive Emissions (Energy) 0.1936 Mt CO2e (2024)
Methane (CH4) emissions from Industrial Combustion (Energy) 0.0199 Mt CO2e (2024)
Methane (CH4) emissions (total) excluding LULUCF 2.07 Mt CO2e (2024)
Methane (CH4) emissions from Power Industry (Energy) 0.0208 Mt CO2e (2024)
Methane (CH4) emissions from Transport (Energy) 0.0044 Mt CO2e (2024)
Methane (CH4) emissions from Waste 0.5531 Mt CO2e (2024)

All data for Latvia →

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

Indicator: Ozone (O₃) concentration
Unit: ppb
Source: Health Effects Institute (2017) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 187 places, 1,309 data points, 1990–2015
Last refreshed: 07 August 2026

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.