Average ammonium concentration in freshwater in Latvia
Latvia: Average ammonium concentration in freshwater was 0.0634 milligrams per liter in 2021. ▼ Falling
Average ammonium concentration in freshwater in Latvia, 1992–2021
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 Latvia is 0.0634 milligrams per liter, measured in 2021.
That represents a change of up 1.9% on the previous year and down 6.8% over ten years.
Over the whole period, average ammonium concentration in freshwater in Latvia peaked at 0.1711 milligrams per liter in 1998 and was at its lowest, 0.0557 milligrams per liter, in 2019.
Latvia ranks 20th of 32 countries on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 30 years of available data.
Average ammonium concentration in freshwater in Latvia, year by year
| Year | milligrams per liter | Change |
|---|---|---|
| 1992 | 0.1162 milligrams per liter | — |
| 1993 | 0.1128 milligrams per liter | -2.9% |
| 1994 | 0.0893 milligrams per liter | -20.8% |
| 1995 | 0.0893 milligrams per liter | -0.0% |
| 1996 | 0.0886 milligrams per liter | -0.8% |
| 1997 | 0.0838 milligrams per liter | -5.5% |
| 1998 | 0.1711 milligrams per liter | +104.2% |
| 1999 | 0.1559 milligrams per liter | -8.9% |
| 2000 | 0.0853 milligrams per liter | -45.3% |
| 2001 | 0.0864 milligrams per liter | +1.2% |
| 2002 | 0.0634 milligrams per liter | -26.6% |
| 2003 | 0.0711 milligrams per liter | +12.2% |
| 2004 | 0.0761 milligrams per liter | +7.1% |
| 2005 | 0.0578 milligrams per liter | -24.0% |
| 2006 | 0.0734 milligrams per liter | +26.9% |
| 2007 | 0.0679 milligrams per liter | -7.4% |
| 2008 | 0.0584 milligrams per liter | -14.0% |
| 2009 | 0.0694 milligrams per liter | +18.7% |
| 2010 | 0.0662 milligrams per liter | -4.6% |
| 2011 | 0.0679 milligrams per liter | +2.7% |
| 2012 | 0.0685 milligrams per liter | +0.8% |
| 2013 | 0.0696 milligrams per liter | +1.7% |
| 2014 | 0.0815 milligrams per liter | +17.0% |
| 2015 | 0.104 milligrams per liter | +27.6% |
| 2016 | 0.1185 milligrams per liter | +14.0% |
| 2017 | 0.1245 milligrams per liter | +5.1% |
| 2018 | 0.1182 milligrams per liter | -5.1% |
| 2019 | 0.0557 milligrams per liter | -52.8% |
| 2020 | 0.0622 milligrams per liter | +11.5% |
| 2021 | 0.0634 milligrams per liter | +1.9% |
Latvia compared with similar countries
- Latvia's 0.0634 milligrams per liter is below the median for Europe & Central Asia, which is 0.0703 milligrams per liter, 90% of the median. (31 countries reporting)
- Latvia's 0.0634 milligrams per liter is below the median for high income countries, which is 0.0673 milligrams per liter, 94% of the median. (28 countries reporting)
Biggest year-on-year movements
Years where Average ammonium concentration in freshwater in Latvia 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 |
|---|---|---|---|
| 1998 | +104.2% | 0.0838 milligrams per liter | 0.1711 milligrams per liter |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 0.1134 milligrams per liter | 0.0838 milligrams per liter | 0.1711 milligrams per liter | 8 |
| 2000s | 0.0709 milligrams per liter | 0.0578 milligrams per liter | 0.0864 milligrams per liter | 10 |
| 2010s | 0.0875 milligrams per liter | 0.0557 milligrams per liter | 0.1245 milligrams per liter | 10 |
| 2020s | 0.0628 milligrams per liter | 0.0622 milligrams per liter | 0.0634 milligrams per liter | 2 |
Countries ranked near Latvia
More environment data for Latvia
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.883 °C (2025)
- Temperature change 2.56 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual -0.4753 % 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 0.0183 % 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 -0.0555 % change on previous year (2024)
Frequently asked questions
- What is average ammonium concentration in freshwater in Latvia?
- Average ammonium concentration in freshwater in Latvia was 0.0634 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 Latvia?
- The highest recorded value was 0.1711 milligrams per liter in 1998.
- What is the lowest average ammonium concentration in freshwater recorded in Latvia?
- The lowest recorded value was 0.0557 milligrams per liter in 2019.
- How does Latvia rank for average ammonium concentration in freshwater?
- Latvia ranks 20th out of 32 countries with data for 2021.
- Is average ammonium concentration in freshwater rising or falling in Latvia?
- Over the last ten years it is down 6.8%. The long-run trend across the full record is falling.
- Where does this Latvia 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.