Story perspectives

Okinawa Water Contaminated by High PFAS Levels Near U.S. Bases

3/27/2026

Summary

Story summary

On March 27, 2026, a groundwater survey in Okinawa found high per- and polyfluoroalkyl substances (PFAS) near U.S. military airfields.
The Okinawa government reported 31 of 44 sampling sites exceeded Japan's water quality standard.
The highest PFAS level reached 2,800 parts per trillion at Yara Hijaga spring.
U.S. Forces Japan denied access for further water sampling.
The U.S. Environmental Protection Agency warns no PFAS level is safe in drinking water.

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Story summary

On March 27, 2026, a groundwater survey in Okinawa found high per- and polyfluoroalkyl substances (PFAS) near U.S. military airfields.
The Okinawa government reported 31 of 44 sampling sites exceeded Japan's water quality standard.
The highest PFAS level reached 2,800 parts per trillion at Yara Hijaga spring.
U.S. Forces Japan denied access for further water sampling.
The U.S. Environmental Protection Agency warns no PFAS level is safe in drinking water.