Average ammonium concentration in freshwater in Estonia
Estonia: Average ammonium concentration in freshwater was 0.036 milligrams per liter in 2021. ◆ Volatile
Latest (2021)
0.036 milligrams per liter
Change on year
down 3.9%
World rank
24th
of 32 countries
All-time high
0.2057 milligrams per liter
in 1992
All-time low
0.0285 milligrams per liter
in 2013
Years of data
30
1992–2021
Average ammonium concentration in freshwater in Estonia, 1992–2021
Source: European Environment Agency (2023) – with minor processing by Our World in Data. Measured in milligrams per liter.
Analysis
In 2021, average ammonium concentration in freshwater in Estonia stood at 0.036 milligrams per liter.
That represents a change of down 3.9% on the previous year and down 5.5% over ten years.
Over the whole period, average ammonium concentration in freshwater in Estonia peaked at 0.2057 milligrams per liter in 1992 and was at its lowest, 0.0285 milligrams per liter, in 2013.
That places Estonia 24th out of 32 countries with data for 2021, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Average ammonium concentration in freshwater in Estonia, year by year
| Year | milligrams per liter | Change |
|---|---|---|
| 1992 | 0.2057 milligrams per liter | — |
| 1993 | 0.0771 milligrams per liter | -62.5% |
| 1994 | 0.0885 milligrams per liter | +14.7% |
| 1995 | 0.0569 milligrams per liter | -35.7% |
| 1996 | 0.0811 milligrams per liter | +42.5% |
| 1997 | 0.0791 milligrams per liter | -2.5% |
| 1998 | 0.0773 milligrams per liter | -2.3% |
| 1999 | 0.0655 milligrams per liter | -15.3% |
| 2000 | 0.0635 milligrams per liter | -2.9% |
| 2001 | 0.0556 milligrams per liter | -12.5% |
| 2002 | 0.0319 milligrams per liter | -42.6% |
| 2003 | 0.0357 milligrams per liter | +12.0% |
| 2004 | 0.0651 milligrams per liter | +82.1% |
| 2005 | 0.0991 milligrams per liter | +52.3% |
| 2006 | 0.0774 milligrams per liter | -21.9% |
| 2007 | 0.0513 milligrams per liter | -33.8% |
| 2008 | 0.04 milligrams per liter | -22.0% |
| 2009 | 0.0443 milligrams per liter | +10.8% |
| 2010 | 0.0429 milligrams per liter | -3.2% |
| 2011 | 0.0381 milligrams per liter | -11.2% |
| 2012 | 0.0294 milligrams per liter | -22.7% |
| 2013 | 0.0285 milligrams per liter | -3.2% |
| 2014 | 0.0455 milligrams per liter | +59.6% |
| 2015 | 0.04 milligrams per liter | -12.1% |
| 2016 | 0.0353 milligrams per liter | -11.7% |
| 2017 | 0.0364 milligrams per liter | +2.9% |
| 2018 | 0.04 milligrams per liter | +10.2% |
| 2019 | 0.0389 milligrams per liter | -2.8% |
| 2020 | 0.0374 milligrams per liter | -3.8% |
| 2021 | 0.036 milligrams per liter | -3.9% |
Estonia compared with similar countries
- Estonia's 0.036 milligrams per liter is below the median for Europe & Central Asia, which is 0.0703 milligrams per liter, 51% of the median. (31 countries reporting)
- Estonia's 0.036 milligrams per liter is below the median for high income countries, which is 0.0673 milligrams per liter, 53% of the median. (28 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 0.0914 milligrams per liter | 0.0569 milligrams per liter | 0.2057 milligrams per liter | 8 |
| 2000s | 0.0564 milligrams per liter | 0.0319 milligrams per liter | 0.0991 milligrams per liter | 10 |
| 2010s | 0.0375 milligrams per liter | 0.0285 milligrams per liter | 0.0455 milligrams per liter | 10 |
| 2020s | 0.0367 milligrams per liter | 0.036 milligrams per liter | 0.0374 milligrams per liter | 2 |
Countries ranked near Estonia
More environment data for Estonia
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.899 °C (2025)
- Temperature change 2.78 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual -5.71 % 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 -0.0832 % 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)
- Methane (CH4) emissions from Building (Energy) (Mt CO2e), annual 0 % change on previous year (2024)
Frequently asked questions
- What is average ammonium concentration in freshwater in Estonia?
- Average ammonium concentration in freshwater in Estonia was 0.036 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 Estonia?
- The highest recorded value was 0.2057 milligrams per liter in 1992.
- What is the lowest average ammonium concentration in freshwater recorded in Estonia?
- The lowest recorded value was 0.0285 milligrams per liter in 2013.
- How does Estonia rank for average ammonium concentration in freshwater?
- Estonia ranks 24th out of 32 countries with data for 2021.
- Is average ammonium concentration in freshwater rising or falling in Estonia?
- Over the last ten years it is down 5.5%. The long-run trend across the full record is volatile.
- Where does this Estonia 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 — 30 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Average annual concentration of ammonium in lakes.