Japan Water

Water Precipitation in Japan

Water Precipitation in depth
1,668 mm/year
Long-term average annual precipitation in depth (mm/year 2017)
Water precipitation in volume
630.5 billion m³/year
(Long-term average annual precipitation in volume (billion m³/year 2017)

Water Resources in Japan

This is the sum of renewable groundwater and renewable surface water resources (both internal and external)

Renewable Water Resources
430 billion m³/year
Total Renewable Water Resources (2017)
Water Resources per Capita
3,373 m³/person/year
Renewable Water per Inhabitant (2017)
Water Dependency
0 %
Water from outside the country (2017)

Water Use in Japan


Total, by Sector, and by Year

Notes: Years with missing data left empty.
Water use can include water used and then returned to its source (renewable resource).

Access to safe drinking water

The entire (100%) population of Japan has access to a safe-drinking water source.

See also

Sources