Yes, tap water in South Korea is safe, and most people drink it without concern.
South Korea’s tap water is known for its high quality, particularly in cities. While some locals use filters for taste, the water is safe and regularly tested for contaminants.
Quick Overview
Tap Water Concern: Our Advice Tap Water Drinkable? ✅ Yes, it’s safe to drink Common Risks: Minimal — high quality standards Brush Teeth? ✅ Yes, no concerns Wash Fruits/Vegetables? ✅ Yes, safe to use tap water Use Ice in Drinks? ✅ Yes, generally safe in restaurants Safe to Shower? ✅ Yes Filter Bottle Needed? ❌ No, not necessary
Information compiled from CDC, WHO, and official water providers across South Korea.
Worried About Tap Water? Consider Using a Filter Bottle
We’re not affiliated with any brand, but we’ve researched the best filter bottles for travelers, based on lab-tested performance and real-world use. A reliable filter bottle gives you peace of mind when using local water, reduces plastic waste, and saves you from buying bottled water daily—so we’ve included our top picks below for you to consider.
Health Risks for Travelers
Tap water may be officially safe, but real-world conditions can shift slightly with the seasons or geography. Travelers may encounter small changes in taste, pressure, or clarity — not dangerous, but worth noticing.
Possible mild effects:
- Heavy rainfall or droughts might temporarily affect water clarity
- In remote areas, testing frequency may differ from major cities
- Local restaurants usually serve purified ice and rinsed food, but standards aren’t always uniform
- Unfamiliar water chemistry might mildly affect digestion
- Consider easing in by drinking small amounts before going full tap
In safe-water countries, risks are low — but a bit of extra caution can make the transition smoother.
If you experience persistent symptoms while traveling in South Korea, consult a local doctor or pharmacist. In many tourist areas, English-speaking care is available.
More About Tap Water in South Korea
In South Korea, many people use home water dispensers with built-in filters. Even for cooking and tea, filtered water is often the preferred choice. At restaurants and cafés, free water is always provided—usually cold and served from a dispenser.
Tap water in most cities undergoes multi-stage purification, including UV treatment and activated carbon filtration. Still, public trust remains low due to past issues with old infrastructure, so bottled water and household filters remain popular. In Seoul, you’ll find public “Arisu” stations that offer ultra-filtered drinking water.
Outside the cities—especially on islands and in rural areas—households often use spring or well water, which is commonly boiled before use. In areas like Busan, the water is harder due to the use of groundwater and proximity to the sea.
FAQs About Tap Water in South Korea
Is it safe to brush your teeth with tap water?
Go ahead—tap water here is safe and clean enough for brushing, drinking, and more.
Can I use tap water to wash my face?
Yes, the water here is clean and fine for washing your face, shaving, or rinsing.
Is it safe to use ice in drinks?
You won’t need to avoid ice—it’s made with drinkable water that meets safety standards.
Can I shower safely with tap water?
It’s completely safe to use tap water for showers here.
If you’re looking to be on the safe side—or just want to be kind to your skin and hair while you’re abroad—a travel-friendly shower filter can be a smart add-on. You can usually screw it right onto the showerhead in just a minute. Just make sure the connection point is exposed. Some showers are built into the wall, and in that case, a filter won’t do much good. Check the latest price here.
Can I wash fruits and vegetables with tap water?
Absolutely—you can wash fruits and veggies just like you would at home.
Is bottled water expensive in South Korea?
It’s not very expensive, but you can skip it since tap water is safe to drink.
South Korea is commonly visited in combination with North Korea, China, or Japan. If you’re visiting multiple stops, compare tap water safety for each.