Average nitrate concentration in freshwater in Latvia
Latvia: Average nitrate concentration in freshwater was 2.76 milligrams per liter in 2021. ◆ Volatile
Average nitrate concentration in freshwater in Latvia, 1999–2021
Source: European Environment Agency (2023) – with minor processing by Our World in Data. Measured in milligrams per liter.
Analysis
Latvia recorded 2.76 milligrams per liter for average nitrate concentration in freshwater in 2021.
That represents a change of up 5.7% on the previous year and down 67.3% over ten years.
Over the whole period, average nitrate concentration in freshwater in Latvia peaked at 8.45 milligrams per liter in 2011 and was at its lowest, 0.1482 milligrams per liter, in 1999.
That places Latvia 32nd out of 34 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 nitrate concentration in freshwater in Latvia, year by year
| Year | milligrams per liter | Change |
|---|---|---|
| 1999 | 0.1482 milligrams per liter | — |
| 2000 | 0.7004 milligrams per liter | +372.6% |
| 2001 | 0.6831 milligrams per liter | -2.5% |
| 2002 | 1.41 milligrams per liter | +105.8% |
| 2003 | 1.78 milligrams per liter | +26.6% |
| 2004 | 1.83 milligrams per liter | +2.9% |
| 2005 | 1.56 milligrams per liter | -15.0% |
| 2006 | 1.33 milligrams per liter | -14.4% |
| 2007 | 3.89 milligrams per liter | +191.8% |
| 2008 | 4.94 milligrams per liter | +27.1% |
| 2009 | 5.53 milligrams per liter | +11.9% |
| 2010 | 7.1 milligrams per liter | +28.4% |
| 2011 | 8.45 milligrams per liter | +18.9% |
| 2012 | 3.37 milligrams per liter | -60.1% |
| 2013 | 3.25 milligrams per liter | -3.3% |
| 2014 | 4.5 milligrams per liter | +38.3% |
| 2015 | 4.19 milligrams per liter | -6.8% |
| 2016 | 4.22 milligrams per liter | +0.6% |
| 2017 | 4.3 milligrams per liter | +2.0% |
| 2018 | 3.28 milligrams per liter | -23.6% |
| 2019 | 2.55 milligrams per liter | -22.5% |
| 2020 | 2.61 milligrams per liter | +2.6% |
| 2021 | 2.76 milligrams per liter | +5.7% |
Latvia compared with similar countries
- Latvia's 2.76 milligrams per liter is below the median for Europe & Central Asia, which is 15.9 milligrams per liter, 17% of the median. (34 countries reporting)
- Latvia's 2.76 milligrams per liter is below the median for high income countries, which is 16.12 milligrams per liter, 17% of the median. (29 countries reporting)
Biggest year-on-year movements
Years where Average nitrate 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 |
|---|---|---|---|
| 2000 | +372.6% | 0.1482 milligrams per liter | 0.7004 milligrams per liter |
| 2007 | +191.8% | 1.33 milligrams per liter | 3.89 milligrams per liter |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 0.1482 milligrams per liter | 0.1482 milligrams per liter | 0.1482 milligrams per liter | 1 |
| 2000s | 2.37 milligrams per liter | 0.6831 milligrams per liter | 5.53 milligrams per liter | 10 |
| 2010s | 4.52 milligrams per liter | 2.55 milligrams per liter | 8.45 milligrams per liter | 10 |
| 2020s | 2.69 milligrams per liter | 2.61 milligrams per liter | 2.76 milligrams per liter | 2 |
Countries ranked near Latvia
- 29 Finland 5.19 milligrams per liter compare
- 30 Liechtenstein 4.61 milligrams per liter compare
- 31 Sweden 4.31 milligrams per liter compare
- 33 Bosnia and Herzegovina 0.5434 milligrams per liter compare
- 34 Iceland 0.24 milligrams per liter compare
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 nitrate concentration in freshwater in Latvia?
- Average nitrate concentration in freshwater in Latvia was 2.76 milligrams per liter in 2021, according to European Environment Agency (2023) – with minor processing by Our World in Data.
- What is the highest average nitrate concentration in freshwater recorded in Latvia?
- The highest recorded value was 8.45 milligrams per liter in 2011.
- What is the lowest average nitrate concentration in freshwater recorded in Latvia?
- The lowest recorded value was 0.1482 milligrams per liter in 1999.
- How does Latvia rank for average nitrate concentration in freshwater?
- Latvia ranks 32nd out of 34 countries with data for 2021.
- Is average nitrate concentration in freshwater rising or falling in Latvia?
- Over the last ten years it is down 67.3%. The long-run trend across the full record is volatile.
- 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 nitrate concentration in freshwater. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 23 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Average annual concentration of nitrate in groundwater.