What is ozone (o₃) concentration in Vietnam?

Ozone (o₃) concentration in Vietnam was 56 ppb in 2015, according to Health Effects Institute (2017) – processed by Our World in Data.

What is the highest ozone (o₃) concentration recorded in Vietnam?

The highest recorded value was 56 ppb in 2015.

What is the lowest ozone (o₃) concentration recorded in Vietnam?

The lowest recorded value was 46 ppb in 1990.

How does Vietnam rank for ozone (o₃) concentration?

Vietnam ranks 90th out of 187 countries with data for 2015.

Is ozone (o₃) concentration rising or falling in Vietnam?

Over the last ten years it is up 12.0%. The long-run trend across the full record is rising.

Where does this Vietnam 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 Vietnam

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

Vietnam: Ozone (O₃) concentration was 56 ppb in 2015. ▲ Rising

Latest (2015)

56 ppb

Change on year

up 3.7%

World rank

90th

of 187 countries

All-time high

56 ppb

in 2015

All-time low

46 ppb

in 1990

Years of data

1990–2015

Ozone (O₃) concentration in Vietnam, 1990–2015

Source: Health Effects Institute (2017) – processed by Our World in Data. Measured in ppb.

Analysis

Vietnam recorded 56 ppb for ozone (o₃) concentration in 2015. That is the highest value across all 7 years on record.

Compared with earlier readings it is up 3.7% on the previous year and up 12.0% over ten years.

Over the whole period, ozone (o₃) concentration in Vietnam peaked at 56 ppb in 2015 and was at its lowest, 46 ppb, in 1990.

That places Vietnam 90th out of 187 countries with data for 2015, putting it in the middle of the range.

Averages by decade

Decade	Average	Lowest	Highest	Years
1990s	46.5 ppb	46 ppb	47 ppb	2
2000s	49 ppb	48 ppb	50 ppb	2
2010s	54.33 ppb	53 ppb	56 ppb	3

Countries ranked near Vietnam

90 Singapore 56 ppb compare
92 Germany 55 ppb compare
92 Lesotho 55 ppb compare
92 Liberia 55 ppb compare
92 Poland 55 ppb compare
92 Sao Tome and Principe 55 ppb compare

See the full ranking of 187 places →

More environment data for Vietnam

Total greenhouse gas emissions excluding LULUCF 584.26 Mt CO2e (2024)
Total greenhouse gas emissions excluding LULUCF per capita 5.79 t CO2e/capita (2024)
Methane (CH4) emissions from Agriculture 74.18 Mt CO2e (2024)
Methane (CH4) emissions from Building (Energy) 0.7597 Mt CO2e (2024)
Methane (CH4) emissions from Fugitive Emissions (Energy) 23.41 Mt CO2e (2024)
Methane (CH4) emissions from Industrial Combustion (Energy) 0.4864 Mt CO2e (2024)
Methane (CH4) emissions (total) excluding LULUCF 116.47 Mt CO2e (2024)
Methane (CH4) emissions from Power Industry (Energy) 0.1031 Mt CO2e (2024)
Methane (CH4) emissions from Transport (Energy) 0.2575 Mt CO2e (2024)
Methane (CH4) emissions from Waste 17.28 Mt CO2e (2024)

All data for Vietnam →

Frequently asked questions

What is ozone (o₃) concentration in Vietnam?: Ozone (o₃) concentration in Vietnam was 56 ppb in 2015, according to Health Effects Institute (2017) – processed by Our World in Data.
What is the highest ozone (o₃) concentration recorded in Vietnam?: The highest recorded value was 56 ppb in 2015.
What is the lowest ozone (o₃) concentration recorded in Vietnam?: The lowest recorded value was 46 ppb in 1990.
How does Vietnam rank for ozone (o₃) concentration?: Vietnam ranks 90th out of 187 countries with data for 2015.
Is ozone (o₃) concentration rising or falling in Vietnam?: Over the last ten years it is up 12.0%. The long-run trend across the full record is rising.
Where does this Vietnam 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.