Ozone (O₃) concentration in Comoros

Comoros: Ozone (O₃) concentration was 42 ppb in 2015. ▲ Rising

Latest (2015)
42 ppb
Change on year
up 2.4%
World rank
155th
of 187 countries
All-time high
42 ppb
in 2015
All-time low
39 ppb
in 1990
Years of data
7
1990–2015

Ozone (O₃) concentration in Comoros, 1990–2015

0102030401990200220151990: 39 ppb1995: 39 ppb2000: 40 ppb2005: 41 ppb2010: 41 ppb2013: 41 ppb2015: 42 ppb

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

Analysis

Comoros recorded 42 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 2.4% on the previous year and up 2.4% over ten years.

Over the whole period, ozone (o₃) concentration in Comoros peaked at 42 ppb in 2015 and was at its lowest, 39 ppb, in 1990.

That places Comoros 155th out of 187 countries with data for 2015, putting it in the bottom quarter.

Averages by decade

DecadeAverage LowestHighest Years
1990s 39 ppb 39 ppb 39 ppb 2
2000s 40.5 ppb 40 ppb 41 ppb 2
2010s 41.33 ppb 41 ppb 42 ppb 3

Countries ranked near Comoros

  1. 152 Cape Verde 43 ppb compare
  2. 152 Chile 43 ppb compare
  3. 152 Panama 43 ppb compare
  4. 155 Kenya 42 ppb compare
  5. 157 Antigua and Barbuda 41 ppb compare
  6. 157 Costa Rica 41 ppb compare
  7. 157 Dominica 41 ppb compare
  8. 157 Ecuador 41 ppb compare
  9. 157 Nicaragua 41 ppb compare

See the full ranking of 187 places →

More environment data for Comoros

All data for Comoros →

Frequently asked questions

What is ozone (o₃) concentration in Comoros?
Ozone (o₃) concentration in Comoros was 42 ppb in 2015, according to Health Effects Institute (2017) – processed by Our World in Data.
What is the highest ozone (o₃) concentration recorded in Comoros?
The highest recorded value was 42 ppb in 2015.
What is the lowest ozone (o₃) concentration recorded in Comoros?
The lowest recorded value was 39 ppb in 1990.
How does Comoros rank for ozone (o₃) concentration?
Comoros ranks 155th out of 187 countries with data for 2015.
Is ozone (o₃) concentration rising or falling in Comoros?
Over the last ten years it is up 2.4%. The long-run trend across the full record is rising.
Where does this Comoros 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

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.