Average ammonium concentration in freshwater in Iceland
Iceland: Average ammonium concentration in freshwater was 0.0031 milligrams per liter in 2021. ◆ Volatile
Average ammonium concentration in freshwater in Iceland, 2006–2021
Source: European Environment Agency (2023) – with minor processing by Our World in Data. Measured in milligrams per liter.
Analysis
The most recent figure for average ammonium concentration in freshwater in Iceland is 0.0031 milligrams per liter, measured in 2021.
Compared with earlier readings it is down 70.4% over ten years.
Over the whole period, average ammonium concentration in freshwater in Iceland peaked at 0.0128 milligrams per liter in 2010 and was at its lowest, 0.0023 milligrams per liter, in 2009.
That places Iceland 32nd out of 32 countries with data for 2021, putting it in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Average ammonium concentration in freshwater in Iceland, year by year
| Year | milligrams per liter | Change |
|---|---|---|
| 2006 | 0.0032 milligrams per liter | — |
| 2007 | 0.0078 milligrams per liter | +142.9% |
| 2008 | 0.0109 milligrams per liter | +39.0% |
| 2009 | 0.0023 milligrams per liter | -78.6% |
| 2010 | 0.0128 milligrams per liter | +450.0% |
| 2011 | 0.0105 milligrams per liter | -18.2% |
| 2012 | 0.0085 milligrams per liter | -18.5% |
| 2013 | 0.0041 milligrams per liter | -52.3% |
| 2014 | 0.0031 milligrams per liter | -23.8% |
| 2015 | 0.0038 milligrams per liter | +20.8% |
| 2016 | 0.0121 milligrams per liter | +223.2% |
| 2017 | 0.0031 milligrams per liter | -74.4% |
| 2018 | 0.0064 milligrams per liter | +105.3% |
| 2019 | 0.0031 milligrams per liter | -51.3% |
| 2020 | 0.0031 milligrams per liter | +0.0% |
| 2021 | 0.0031 milligrams per liter | +0.0% |
Iceland compared with similar countries
- Iceland's 0.0031 milligrams per liter is below the median for Europe & Central Asia, which is 0.0703 milligrams per liter, 4% of the median. (31 countries reporting)
- Iceland's 0.0031 milligrams per liter is below the median for high income countries, which is 0.0673 milligrams per liter, 5% of the median. (28 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 0.0061 milligrams per liter | 0.0023 milligrams per liter | 0.0109 milligrams per liter | 4 |
| 2010s | 0.0067 milligrams per liter | 0.0031 milligrams per liter | 0.0128 milligrams per liter | 10 |
| 2020s | 0.0031 milligrams per liter | 0.0031 milligrams per liter | 0.0031 milligrams per liter | 2 |
Countries ranked near Iceland
More environment data for Iceland
- Historical exposure to drought — Land soil moisture anomaly 3.89 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.587 °C (2025)
- Temperature change 1.47 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 0.8549 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per unit 0 Mt CO2e per US$ of GDP (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), annual growth rate -1.93 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per capita 0 Mt CO2e per person (2024)
Frequently asked questions
- What is average ammonium concentration in freshwater in Iceland?
- Average ammonium concentration in freshwater in Iceland was 0.0031 milligrams per liter in 2021, according to European Environment Agency (2023) – with minor processing by Our World in Data.
- What is the highest average ammonium concentration in freshwater recorded in Iceland?
- The highest recorded value was 0.0128 milligrams per liter in 2010.
- What is the lowest average ammonium concentration in freshwater recorded in Iceland?
- The lowest recorded value was 0.0023 milligrams per liter in 2009.
- How does Iceland rank for average ammonium concentration in freshwater?
- Iceland ranks 32nd out of 32 countries with data for 2021.
- Is average ammonium concentration in freshwater rising or falling in Iceland?
- Over the last ten years it is down 70.4%. The long-run trend across the full record is volatile.
- Where does this Iceland data come from?
- The figures come from European Environment Agency (2023) – with minor processing by Our World in Data, published as part of Average ammonium concentration in freshwater. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 16 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Average annual concentration of ammonium in lakes.