Ozone (O₃) concentration in Samoa

Samoa: Ozone (O₃) concentration was 31 ppb in 2015. ▬ Flat

Latest (2015)
31 ppb
Change on year
unchanged
World rank
184th
of 187 countries
All-time high
31 ppb
in 1990
All-time low
31 ppb
in 1990
Years of data
7
1990–2015

Ozone (O₃) concentration in Samoa, 1990–2015

01020301990200220151990: 31 ppb1995: 31 ppb2000: 31 ppb2005: 31 ppb2010: 31 ppb2013: 31 ppb2015: 31 ppb

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

Analysis

In 2015, ozone (o₃) concentration in Samoa stood at 31 ppb. That is the highest value across all 7 years on record.

The figure is unchanged over ten years.

Over the whole period, ozone (o₃) concentration in Samoa peaked at 31 ppb in 1990 and was at its lowest, 31 ppb, in 1990.

That places Samoa 184th out of 187 countries with data for 2015, putting it in the bottom quarter.

Averages by decade

DecadeAverage LowestHighest Years
1990s 31 ppb 31 ppb 31 ppb 2
2000s 31 ppb 31 ppb 31 ppb 2
2010s 31 ppb 31 ppb 31 ppb 3

Countries ranked near Samoa

  1. 182 Micronesia (country) 33 ppb compare
  2. 183 Guyana 32 ppb compare
  3. 185 Papua New Guinea 29 ppb compare
  4. 186 Solomon Islands 28 ppb compare
  5. 187 Marshall Islands 25 ppb compare

See the full ranking of 187 places →

More environment data for Samoa

All data for Samoa →

Frequently asked questions

What is ozone (o₃) concentration in Samoa?
Ozone (o₃) concentration in Samoa was 31 ppb in 2015, according to Health Effects Institute (2017) – processed by Our World in Data.
What is the highest ozone (o₃) concentration recorded in Samoa?
The highest recorded value was 31 ppb in 1990.
What is the lowest ozone (o₃) concentration recorded in Samoa?
The lowest recorded value was 31 ppb in 1990.
How does Samoa rank for ozone (o₃) concentration?
Samoa ranks 184th out of 187 countries with data for 2015.
Is ozone (o₃) concentration rising or falling in Samoa?
Over the last ten years it is unchanged. The long-run trend across the full record is flat.
Where does this Samoa 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.