this post was submitted on 26 Jun 2023
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For context, I live in Hong Kong where most people drink tap water after boiling first. Some may install water filter but may still boil the water. Very few drink bottle water unless they're outside and too lazy to bring their own bottles.

Now, I'm researching whether I can drink tap water in Iceland (I'm going there in August), and while it looks like the answer is affirmative, almost no web article mention whether I need to boil the water first. People in Japan (a country I've visited a few times) also seems to be used to drink tap water directly without boiling.

The further I searched, the more it seems to me that in developed countries (like US, Canada and the above examples), tap water is safe to drink directly. Is that true? Do you drink tap water without boiling?

It sounds like a stupid question but I just can't believe what I saw. I think I experienced a cultural shock.

Edit: wow, thanks so much for the responses and sorry if I didnt reply to each one of you but I'll upvote as much as as I can. Never thought so many would reply and Lemmy is a really great community.

2nd Edit: So in conclusion, people from everywhere basically just drink water straight out of tap. And to my surprise, I checked the Water Supplies Department website and notice it asserts that tap water in Hong Kong is potable, like many well-developed countries and regions.

However, as the majority of Hong Kong people are living in high-rise buildings, a small amount of residual chlorine is maintained in the water to keep it free from bacterial infection during its journey in the distribution system. Therefore it is recommended to boil the water so that chlorine dissipates.

So, in short, I actually do not need to boil the water unless I hate chlorine smell and taste. But I guess I'll just continue this old habit/tradition as there's no harm in doing so.

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In Rome there are literally fountain running constantly in the middle of almost all the streets(old area specially ) of potable whater. Again non stop, people use them allot

[–] boopdepop@lemmy.fmhy.ml 3 points 2 years ago

I visited australia and we had to drink from the tap.

[–] sisyphean@programming.dev 3 points 2 years ago* (last edited 2 years ago)

Hungarian here. It is safe to drink without boiling. People only boil water for baby formula to be extra safe.

[–] httpjames@sh.itjust.works 3 points 2 years ago (4 children)

In Canada most people drink water after filtering through a Brita, but it's safe to drink without.

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[–] plum@lemmy.ca 3 points 2 years ago

Canadian in a major city - yes, safe to drink right from the tap.

However, many remote communities here do not have access to safe drinking water.

[–] argv_minus_one@beehaw.org 3 points 2 years ago (1 children)

The US varies widely. Some Americans in this thread tell you their tap water is squeaky clean. Meanwhile, there are places like Flint where the tap water not only is deadly but remains deadly even if you do boil it.

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[–] f5xs_bhw0a@beehaw.org 3 points 2 years ago

In the Philippines, we don't drink from the tap. At all. It's quite dangerous and there have been a number of internet personalities that got stomach aches from drinking tap water ^cough^ ^haachama^ ^cough^

Instead, there are a lot of establishments here that sell drinkable water at a fraction of a dollar per 5 gallons.

[–] kairo79@lemmy.ml 3 points 2 years ago

German Here, we have really good Tapwater here.

[–] UncleStewart@lemmy.world 3 points 2 years ago

Norway = Yes. But the fresh water pipes are in the same trench as the sewer pipes, and being 100 years old, the clean water depends on the pressure. This is in Oslo btw..

[–] SwallowsNest@lemmy.world 3 points 2 years ago

Here in italy we can drink tap water without boiling it first

[–] fedev@lemmy.world 3 points 2 years ago

In Argentina, generally you can drink straight from the tap.

In Malaysia, the water is advertised as safe to drink. Large majority however, either boils it or uses their own water filters.

[–] alp@sh.itjust.works 3 points 2 years ago

Venice: we filter it first via some cheal filters. It is very common to own a water mug with a filter embedded here.

Paris: directly from the tap water, though I don't like the taste.

[–] cleftalhorizon@lemmy.sdf.org 3 points 2 years ago

Luxembourg here, i'll drink straight from the tap.

[–] maniel@lemmy.ml 3 points 2 years ago* (last edited 2 years ago)

Poland here, tap water is pretty drinkable in cities, not sure about rural areas though, also I personally use Brita filter just to be sure

[–] exohuman@lemmy.dbzer0.com 3 points 2 years ago

Semi-rural American here. Our water comes from a well and is safe to drink. However, it is hard water and we often prefer to either use a purifier or buy purified water for drinking directly.

[–] trachemys@iusearchlinux.fyi 3 points 2 years ago (12 children)

In the UK they had separate taps for hot and cold because the cold was safe to drink and the hot was not.

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[–] Adanisi@lemmy.zip 3 points 2 years ago

We drink straight from the tap here in Scotland. It's great water.

[–] squaresinger@feddit.de 3 points 2 years ago

One thing to consider: While tab water in most of the developed world is potable,any water safety guarantees usually end where the house water pipes begin. Depending on the state of the piping, tap water might not be safe, even if the water supplyer says it's safe.

You can get a water test (especially bacteria is important) for relatively cheap. Last time I did such a test it was ~€60. It's not wrong to do one.

Also, the definition of potable water is that the water is potable after the tap has been running for 10(!) minutes.

Bacteria contaminated pipes are pretty common and if the water has been sitting in these biofilm-covered pipes over night or even longer, the water can become pretty harmful. Especially after you get home from a vacation, letting the water run for a decent amount of time might be a good thing.

Also: the worst thing that can happen to your water pipe system are blind pipes, so pipes that are connected only on one end. That could be e.g. left-over plumbing after remodeling or pipes that lead to unused taps. If at all possible, these ahould be removed or flushed at best daily.

[–] WordTrader@lemmy.ml 3 points 2 years ago (8 children)

I live in the USA, and we don't have to boil tap water in my city, but after having lived for a spell in a place where tap water is boiled first, I boil mine because I like the way it tastes--it's sweeter. Maybe boiling it helps get rid of the chlorine taste that city water has? I don't know. But I do prefer it.

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[–] valdisnei@lemmy.ca 3 points 2 years ago

in Brazil de usually dont boil, but use a traditonal ceramic pot filter.

[–] chezjoeong@lemmy.world 3 points 2 years ago

From Singapore. Tap water here is potable but we boil it first out of habit. (But I use tap water for drinking when boiled water has run out).

[–] infamousbelgian@lemmy.ml 3 points 2 years ago (1 children)

Belgium: yes! We drink tap water. Straight from the tap. Hardness varies from city to city. At my home I have a filter to make the water softer. That helps the taste but also keeps all faucets etc running.

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[–] Dunge@lemmy.world 3 points 2 years ago* (last edited 2 years ago)

Quebec, Canada. I grew up in a rural area where we had our own artesian well on the plot of land, so not attached to any city infrastructure, and no purification process at all, except what is done naturally from the soil. And guess what? It's the purest water I've ever seen, it taste amazingly fresh and the tap is directly plugged on it.

Moved to a big city and now have to use the city infrastructure, which of course have a huge purification plant and they do tests continuously to make sure it pass a high quality threshold. But even if it's probably cleaner than 90% of the rest if the world, it still have a slight unpleasant taste. I could probably buy a filter, but never bothered.

Buying bottled water is seen as wasteful and also a scam since it's often just tap water they bottled. When my family visited a country where bttled water is common, they were disgusted at how much plastic pollution it creates.

I would hate to have to boil water before every usage, I assume you always keep a few gallons in the fridge to keep some cold? It takes space and energy to prepare, must be annoying. But what I wonder the most is, how to do wash yourselves and your clothes? If the water smells foul, doesn't taking a shower just stink you even more than it cleans?

[–] HeavyRaptor@lemmy.world 3 points 2 years ago* (last edited 2 years ago)

Generally in the west (US/Canada, and most of Europe) tap water is safe to drink. I've been to Iceland and don't remember tap water being a concern. This is something you should double check before every trip though. A good rule of thumb is just going by how developed/rich the country is that you are visiting, with more developed countries usually having potable tap water but this is not a guarantee. (And some countries are far too large and diverse to apply this rule efficiently)

Also asking the locals is not necessarily a good idea either as there immune system might be accustomed to the different bacteria and pollutants in the water. For example drinking tap water in some places in the Middle-East might not be an issue for the locals but as I haven't grown up there I probably wouldn't risk drinking tap if I can avoid it, not to ruin the trip with getting sick.

TLDR: check with your country's official travel recommendations

Edit: someone mentioned bottleded water just being bottled tap water. While this is not uncommon in Europe (not sure about the rest of the world), the water does go through extra steps of filtering and cleaning meaning it might be a bit safer to foreigners.

[–] fades@beehaw.org 3 points 2 years ago (1 children)

I never drink water out of the tap because I prefer to filter it first. It’s safe to drink but I want it clean and much colder so into a filter pitcher and put that in the fridge

[–] japps13@beehaw.org 3 points 2 years ago

I remember reading once (perhaps from UFC Que Choisir, a French consumer association), that filtering decreased the quality of water (in France), because the tap water quality was very good and controlled, your filter not so much, and it may develop bacteria.

To answer the original question, I always drink tap water in France, and have never once boiled it. I know people who filter it. I sometimes put it in the fridge if I want it colder. I’ve also drank tap water directly in the UK and in Germany. I would in any European country.

[–] YellowmanfromMoon@lemmy.ml 3 points 2 years ago

German: Yes. Most of the water I consume comes straight from the tap

[–] Solemn@lemmy.dbzer0.com 3 points 2 years ago (1 children)

US, tap water is perfectly good to drink.

Having visited Iceland a few years ago, Iceland's tap water is the best tasting water I've ever had anywhere. Please take this opportunity to try it while you're there.

[–] nigelinux@lemmy.ml 3 points 2 years ago

Yea, now I'm looking forward to Iceland's tap water!

[–] hendrik@lemmy.ml 3 points 2 years ago

Just ask someone from there on day one. They can obviously tell and i think this is the best strategy. I bet it's safe like in most parts of middle and northern europe.

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