What is ozone (o₃) concentration in Tunisia?

Ozone (o₃) concentration in Tunisia was 67 ppb in 2015, according to Health Effects Institute (2017) – processed by Our World in Data.

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

The highest recorded value was 67 ppb in 1995.

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

The lowest recorded value was 66 ppb in 1990.

How does Tunisia rank for ozone (o₃) concentration?

Tunisia ranks 34th out of 187 countries with data for 2015.

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

Over the last ten years it is unchanged. The long-run trend across the full record is flat.

Where does this Tunisia 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 Tunisia

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

Tunisia: Ozone (O₃) concentration was 67 ppb in 2015. ▬ Flat

Latest (2015)

67 ppb

Change on year

unchanged

World rank

34th

of 187 countries

All-time high

67 ppb

in 1995

All-time low

66 ppb

in 1990

Years of data

1990–2015

Ozone (O₃) concentration in Tunisia, 1990–2015

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

Analysis

Tunisia recorded 67 ppb for ozone (o₃) concentration in 2015. That is the highest 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 Tunisia peaked at 67 ppb in 1995 and was at its lowest, 66 ppb, in 1990.

Tunisia ranks 34th of 187 countries on this measure, in the top quarter.

Averages by decade

Decade	Average	Lowest	Highest	Years
1990s	66.5 ppb	66 ppb	67 ppb	2
2000s	67 ppb	67 ppb	67 ppb	2
2010s	67 ppb	67 ppb	67 ppb	3

Countries ranked near Tunisia

31 Albania 68 ppb compare
31 Cyprus 68 ppb compare
31 South Korea 68 ppb compare
34 Cameroon 67 ppb compare
34 Nigeria 67 ppb compare
34 Turkey 67 ppb compare
34 United States 67 ppb compare

See the full ranking of 187 places →

More environment data for Tunisia

Total greenhouse gas emissions excluding LULUCF 44.62 Mt CO2e (2024)
Total greenhouse gas emissions excluding LULUCF per capita 3.63 t CO2e/capita (2024)
Methane (CH4) emissions from Agriculture 2.49 Mt CO2e (2024)
Methane (CH4) emissions from Building (Energy) 0.2784 Mt CO2e (2024)
Methane (CH4) emissions from Fugitive Emissions (Energy) 2.16 Mt CO2e (2024)
Methane (CH4) emissions from Industrial Combustion (Energy) 0.0039 Mt CO2e (2024)
Methane (CH4) emissions (total) excluding LULUCF 8.36 Mt CO2e (2024)
Methane (CH4) emissions from Power Industry (Energy) 0.0172 Mt CO2e (2024)
Methane (CH4) emissions from Transport (Energy) 0.0491 Mt CO2e (2024)
Methane (CH4) emissions from Waste 3.36 Mt CO2e (2024)

All data for Tunisia →

Frequently asked questions

What is ozone (o₃) concentration in Tunisia?: Ozone (o₃) concentration in Tunisia was 67 ppb in 2015, according to Health Effects Institute (2017) – processed by Our World in Data.
What is the highest ozone (o₃) concentration recorded in Tunisia?: The highest recorded value was 67 ppb in 1995.
What is the lowest ozone (o₃) concentration recorded in Tunisia?: The lowest recorded value was 66 ppb in 1990.
How does Tunisia rank for ozone (o₃) concentration?: Tunisia ranks 34th out of 187 countries with data for 2015.
Is ozone (o₃) concentration rising or falling in Tunisia?: Over the last ten years it is unchanged. The long-run trend across the full record is flat.
Where does this Tunisia 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.