Average ammonium concentration in freshwater in Czechia
Czechia: Average ammonium concentration in freshwater was 0.0703 milligrams per liter in 2019. ▼ Falling
Average ammonium concentration in freshwater in Czechia, 2003–2019
Source: European Environment Agency (2023) – with minor processing by Our World in Data. Measured in milligrams per liter.
Analysis
In 2019, average ammonium concentration in freshwater in Czechia stood at 0.0703 milligrams per liter. That is the lowest value across all 10 years on record.
That represents a change of down 18.7% over ten years.
Over the whole period, average ammonium concentration in freshwater in Czechia peaked at 0.1511 milligrams per liter in 2003 and was at its lowest, 0.0703 milligrams per liter, in 2017.
Czechia ranks 17th of 32 countries on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 10 years of available data.
Average ammonium concentration in freshwater in Czechia, year by year
| Year | milligrams per liter | Change |
|---|---|---|
| 2003 | 0.1511 milligrams per liter | — |
| 2004 | 0.1511 milligrams per liter | +0.0% |
| 2005 | 0.1051 milligrams per liter | -30.5% |
| 2006 | 0.1117 milligrams per liter | +6.3% |
| 2007 | 0.0907 milligrams per liter | -18.8% |
| 2008 | 0.0864 milligrams per liter | -4.8% |
| 2009 | 0.0864 milligrams per liter | +0.0% |
| 2017 | 0.0703 milligrams per liter | -18.7% |
| 2018 | 0.0703 milligrams per liter | +0.0% |
| 2019 | 0.0703 milligrams per liter | +0.0% |
Czechia compared with similar countries
- Czechia's 0.0703 milligrams per liter is above the median for Europe & Central Asia, which is 0.0703 milligrams per liter, 1.0× the median. (31 countries reporting)
- Czechia's 0.0703 milligrams per liter is above the median for high income countries, which is 0.0673 milligrams per liter, 1.0× the median. (28 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 0.1118 milligrams per liter | 0.0864 milligrams per liter | 0.1511 milligrams per liter | 7 |
| 2010s | 0.0703 milligrams per liter | 0.0703 milligrams per liter | 0.0703 milligrams per liter | 3 |
Countries ranked near Czechia
More environment data for Czechia
- Historical exposure to drought — Land soil moisture anomaly -2.82 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -2.99 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.63 °C (2025)
- Temperature change 1.97 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual -7.77 % 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 -0.1206 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
Frequently asked questions
- What is average ammonium concentration in freshwater in Czechia?
- Average ammonium concentration in freshwater in Czechia was 0.0703 milligrams per liter in 2019, 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 Czechia?
- The highest recorded value was 0.1511 milligrams per liter in 2003.
- What is the lowest average ammonium concentration in freshwater recorded in Czechia?
- The lowest recorded value was 0.0703 milligrams per liter in 2017.
- How does Czechia rank for average ammonium concentration in freshwater?
- Czechia ranks 17th out of 32 countries with data for 2019.
- Is average ammonium concentration in freshwater rising or falling in Czechia?
- Over the last ten years it is down 18.7%. The long-run trend across the full record is falling.
- Where does this Czechia 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.
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CSV · JSON — 10 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Average annual concentration of ammonium in lakes.