Chlorophyll-a deviations, remote sensing in American Samoa
American Samoa: Chlorophyll-a deviations, remote sensing was 0.0% in 2022. ◆ Volatile
Chlorophyll-a deviations, remote sensing in American Samoa, 2005–2022
Source: United Nations Statistics Division, SDG Global Database. Measured in %.
Analysis
In 2022, chlorophyll-a deviations, remote sensing in American Samoa stood at 0.0%. That is the lowest value across all 18 years on record.
That represents a change of down 99.4% on the previous year and down 98.8% over ten years.
Over the whole period, chlorophyll-a deviations, remote sensing in American Samoa peaked at 4.6% in 2019 and was at its lowest, 0.0%, in 2022.
American Samoa ranks 208th of 213 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Chlorophyll-a deviations, remote sensing in American Samoa, year by year
| Year | % | Change |
|---|---|---|
| 2005 | 0.6% | — |
| 2006 | 0.5% | -20.4% |
| 2007 | 1.7% | +270.2% |
| 2008 | 1.8% | +10.5% |
| 2009 | 0.6% | -65.2% |
| 2010 | 0.2% | -64.6% |
| 2011 | 2.8% | +1142.2% |
| 2012 | 0.4% | -86.6% |
| 2013 | 0.0% | -94.7% |
| 2014 | 0.1% | +370.8% |
| 2015 | 0.3% | +220.3% |
| 2016 | 1.8% | +506.1% |
| 2017 | 0.6% | -67.6% |
| 2018 | 3.3% | +458.1% |
| 2019 | 4.6% | +40.0% |
| 2020 | 3.0% | -34.3% |
| 2021 | 0.8% | -74.8% |
| 2022 | 0.0% | -99.4% |
American Samoa compared with similar countries
- American Samoa's 0.0% is below the median for high income countries, which is 1.2%, 0% of the median. (70 countries reporting)
- American Samoa's 0.0% is below the median for East Asia & Pacific, which is 0.5%, 1% of the median. (30 countries reporting)
Biggest year-on-year movements
Years where Chlorophyll-a deviations, remote sensing in American Samoa changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2011 | +1142.2% | 0.2% | 2.8% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 1.0% | 0.5% | 1.8% | 5 |
| 2010s | 1.4% | 0.0% | 4.6% | 10 |
| 2020s | 1.3% | 0.0% | 3.0% | 3 |
Countries ranked near American Samoa
More development goals data for American Samoa
- Red List Index 0.8081 index (2025)
- DEC alternative conversion factor 1 ratio (2024)
- Number of victims of intentional homicide, by sex 0 (2019)
- Number of victims of intentional homicide per 100,000 population, by 0 per 100,000 people (2019)
- Domestic material consumption, by type of raw material 6,948 tonnes (2022)
- Domestic material consumption per capita, by type of raw material 0.1437 tonnes (2022)
- Average tariff applied by developed countries, most-favored nation 6.3% (2024)
- Average tariff applied by developed countries, preferential status 5.6% (2024)
- Annual mean levels of fine particulate matter (population-weighted) 6.32 µg/m³ (2023)
- Prevalence of hepatitis B surface antigen (HBsAg), 2026 methodology 0.4% (2024)
Frequently asked questions
- What is chlorophyll-a deviations, remote sensing in American Samoa?
- Chlorophyll-a deviations, remote sensing in American Samoa was 0.0% in 2022, according to United Nations Statistics Division, SDG Global Database.
- What is the highest chlorophyll-a deviations, remote sensing recorded in American Samoa?
- The highest recorded value was 4.6% in 2019.
- What is the lowest chlorophyll-a deviations, remote sensing recorded in American Samoa?
- The lowest recorded value was 0.0% in 2022.
- How does American Samoa rank for chlorophyll-a deviations, remote sensing?
- American Samoa ranks 208th out of 213 countries with data for 2022.
- Is chlorophyll-a deviations, remote sensing rising or falling in American Samoa?
- Over the last ten years it is down 98.8%. The long-run trend across the full record is volatile.
- Where does this American Samoa data come from?
- The figures come from United Nations Statistics Division, SDG Global Database, published as part of Chlorophyll-a deviations, remote sensing (%). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 18 observations, free to reuse under UN SDG Global Database (open, attribution requested).