Average nitrate concentration in freshwater in Spain
Spain: Average nitrate concentration in freshwater was 36.93 milligrams per litre in 2021. ◆ Volatile
Average nitrate concentration in freshwater in Spain, 1993–2021
Source: European Environment Agency (2023) – with minor processing by Our World in Data. Measured in milligrams per litre.
Analysis
The most recent figure for average nitrate concentration in freshwater in Spain is 36.93 milligrams per litre, measured in 2021.
Compared with earlier readings it is up 0.6% on the previous year and up 9.3% over ten years.
Over the whole period, average nitrate concentration in freshwater in Spain peaked at 39.22 milligrams per litre in 2018 and was at its lowest, 4 milligrams per litre, in 1999.
That places Spain 2nd out of 34 countries with data for 2021, putting it in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 9.72 milligrams per litre | 4 milligrams per litre | 12.57 milligrams per litre | 6 |
| 2000s | 25.69 milligrams per litre | 6.07 milligrams per litre | 38.6 milligrams per litre | 7 |
| 2010s | 34.85 milligrams per litre | 27.65 milligrams per litre | 39.22 milligrams per litre | 5 |
| 2020s | 36.81 milligrams per litre | 36.7 milligrams per litre | 36.93 milligrams per litre | 2 |
Countries ranked near Spain
More environment data for Spain
- Total greenhouse gas emissions excluding LULUCF 285.64 Mt CO2e (2024)
- Total greenhouse gas emissions excluding LULUCF per capita 5.85 t CO2e/capita (2024)
- Methane (CH4) emissions from Agriculture 27.33 Mt CO2e (2024)
- Methane (CH4) emissions from Building (Energy) 0.8102 Mt CO2e (2024)
- Methane (CH4) emissions from Fugitive Emissions (Energy) 1.37 Mt CO2e (2024)
- Methane (CH4) emissions from Industrial Combustion (Energy) 0.104 Mt CO2e (2024)
- Methane (CH4) emissions (total) excluding LULUCF 42.81 Mt CO2e (2024)
- Methane (CH4) emissions from Power Industry (Energy) 0.1099 Mt CO2e (2024)
- Methane (CH4) emissions from Transport (Energy) 0.1597 Mt CO2e (2024)
- Methane (CH4) emissions from Waste 12.89 Mt CO2e (2024)
Frequently asked questions
- What is average nitrate concentration in freshwater in Spain?
- Average nitrate concentration in freshwater in Spain was 36.93 milligrams per litre 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 Spain?
- The highest recorded value was 39.22 milligrams per litre in 2018.
- What is the lowest average nitrate concentration in freshwater recorded in Spain?
- The lowest recorded value was 4 milligrams per litre in 1999.
- How does Spain rank for average nitrate concentration in freshwater?
- Spain ranks 2nd out of 34 countries with data for 2021.
- Is average nitrate concentration in freshwater rising or falling in Spain?
- Over the last ten years it is up 9.3%. The long-run trend across the full record is volatile.
- Where does this Spain 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 — 20 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Average annual concentration of nitrate in groundwater.