Austria vs Portugal: Average nitrate concentration in freshwater
Austria
17.17 milligrams per litre
in 2021
Portugal
16.12 milligrams per litre
in 2021
Austria rank
16th
Portugal rank
17th
Average nitrate concentration in freshwater over time
- Austria
- Portugal
How they compare
Austria currently reports 17.17 milligrams per litre against 16.12 milligrams per litre in Portugal, a difference of 1.05 milligrams per litre.
That makes Austria's figure about 1.1 times Portugal's.
The two have swapped places 6 times across 30 shared years of data; in 1992 it was Austria ahead.
Austria ranks 16th and Portugal ranks 17th of 34 countries.
Across the 4 decades both report, Austria averaged higher in 3 and Portugal in 1.
Head to head by decade
| Decade | Austria | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 28.04 milligrams per litre | 33.18 milligrams per litre | 5.14 milligrams per litre | Portugal |
| 2000s | 25.15 milligrams per litre | 21.26 milligrams per litre | 3.9 milligrams per litre | Austria |
| 2010s | 19.53 milligrams per litre | 15.44 milligrams per litre | 4.09 milligrams per litre | Austria |
| 2020s | 16.87 milligrams per litre | 15.76 milligrams per litre | 1.11 milligrams per litre | Austria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average nitrate concentration in freshwater, Austria or Portugal?
- Austria, at 17.17 milligrams per litre against 16.12 milligrams per litre in Portugal as of 2021.
- What is the difference in average nitrate concentration in freshwater between Austria and Portugal?
- 1.05 milligrams per litre, with Austria ahead.
- How many years of comparable data are there for Austria and Portugal?
- 30 years are reported by both, from 1992 to 2021.
- How do Austria and Portugal rank globally for average nitrate concentration in freshwater?
- Austria ranks 16th and Portugal ranks 17th of 34 countries.
- Where does this data come from?
- European Environment Agency (2023) – with minor processing by Our World in Data, published as Average nitrate concentration in freshwater. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Average annual concentration of nitrate in groundwater.