How many years of comparable data are there for Botswana and Eritrea?

30 years are reported by both, from 1993 to 2022.

Where does this data come from?

AQUASTAT - FAO's Global Information System on Water and Agriculture, FAO, via World Bank (2026) – processed by Our World in Data, published as Internal renewable freshwater resources by region. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Botswana vs Eritrea: Internal renewable freshwater resources by region

Botswana

2.4 billion cubic meters

in 2022

Eritrea

2.8 billion cubic meters

in 2022

Botswana rank

149th

Eritrea rank

146th

Internal renewable freshwater resources by region over time

Botswana
Eritrea

How they compare

Eritrea currently reports 2.8 billion cubic meters against 2.4 billion cubic meters in Botswana, a difference of 0.4 billion cubic meters.

That makes Eritrea's figure about 1.2 times Botswana's.

Across all 30 years both countries report, Eritrea has been ahead every year.

Botswana ranks 149th and Eritrea ranks 146th of 183 countries.

Eritrea has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade	Botswana	Eritrea	Difference	Ahead
1990s	2.4 billion cubic meters	2.8 billion cubic meters	0.4 billion cubic meters	Eritrea
2000s	2.4 billion cubic meters	2.8 billion cubic meters	0.4 billion cubic meters	Eritrea
2010s	2.4 billion cubic meters	2.8 billion cubic meters	0.4 billion cubic meters	Eritrea
2020s	2.4 billion cubic meters	2.8 billion cubic meters	0.4 billion cubic meters	Eritrea

Averages of every year both report within each decade.

Frequently asked questions

Which has higher internal renewable freshwater resources by region, Botswana or Eritrea?: Eritrea, at 2.8 billion cubic meters against 2.4 billion cubic meters in Botswana as of 2022.
What is the difference in internal renewable freshwater resources by region between Botswana and Eritrea?: 0.4 billion cubic meters, with Eritrea ahead.
How many years of comparable data are there for Botswana and Eritrea?: 30 years are reported by both, from 1993 to 2022.
How do Botswana and Eritrea rank globally for internal renewable freshwater resources by region?: Botswana ranks 149th and Eritrea ranks 146th of 183 countries.
Where does this data come from?: AQUASTAT - FAO's Global Information System on Water and Agriculture, FAO, via World Bank (2026) – processed by Our World in Data, published as Internal renewable freshwater resources by region. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Botswana vs Eritrea: Internal renewable freshwater resources by region. Statizoid, drawing on AQUASTAT - FAO's Global Information System on Water and Agriculture, FAO, via World Bank (2026) – processed by Our World in Data. Retrieved 11 October 2026, from https://energy.statizoid.com/compare/internal-renewable-freshwater-resources-by-region/botswana/eritrea/

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About this data

Indicator: Internal renewable freshwater resources by region
Unit: billion cubic meters
Source: AQUASTAT - FAO's Global Information System on Water and Agriculture, FAO, via World Bank (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 183 places, 10,467 data points, 1961–2022
Last refreshed: 09 October 2026

Renewable internal freshwater resources refers to the quantity of internal freshwater from inflowing river basins and recharging groundwater aquifers.