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City in South Jeolla, South Korea

Can you drink tap water in Yeosu?

Updated October 2026Sources
Boil itFilter or boil

Can you drink the tap water in Yeosu?

Tap water is treated, but filter or boil it. Treated tap water meets standards; most locals use filters and restaurants serve free filtered water.

Key facts

Tap water across South Korea

PlaceTap water
SeoulFilter or boil
BusanFilter or boil
JejuFilter or boil
GyeongjuFilter or boil
SeogwipoFilter or boil
IncheonFilter or boil
JeonjuFilter or boil
SokchoFilter or boil
GangneungFilter or boil
DaeguFilter or boil
YeosuFilter or boil

Quick answers

Is tap water safe to drink in Yeosu?

Tap water is treated, but filter or boil it. Treated tap water meets standards; most locals use filters and restaurants serve free filtered water.

Can you drink tap water in South Korea?

Treated to high standards and fine in newer buildings, but most locals use filters; restaurants serve free filtered water.

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Sources

Verdicts reflect official utility statements and what locals actually do. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.