Between 1971 and 2020, Angola overlap between surface and groundwater remained stable at around 55 billion cubic meters per year.
The description is composed by our digital data assistant.Part of the renewable freshwater resources that is common to both surface water and groundwater. It is equal to groundwater drainage into rivers (typically, base flow of rivers) minus seepage from rivers into aquifers
| Date | Value | Change, % |
|---|---|---|
| 2020 | 55 | 0.00% |
| 2019 | 55 | 0.00% |
| 2018 | 55 | 0.00% |
| 2017 | 55 | 0.00% |
| 2016 | 55 | 0.00% |
| 2015 | 55 | 0.00% |
| 2014 | 55 | 0.00% |
| 2013 | 55 | 0.00% |
| 2012 | 55 | 0.00% |
| 2011 | 55 | 0.00% |
| 2010 | 55 | 0.00% |
| 2009 | 55 |