water supply system– tag –
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Is Tap Water in Japan Safe to Drink? A Look into Its Exceptional Quality
It is often said that "tap water in Japan is safe to drink," but recently, concerns such as "tap water is dangerous," "you should use a water purifier," and "bottled mineral water is more reliable" have been spreading anxiety. But is tha... -
Rethinking Small-Scale Decentralized Water Systems
Recently, the term "small-scale decentralized water systems" has been gaining more attention. Especially after the 2024 Noto Peninsula Earthquake, this keyword has been increasingly used in discussions about creating more disaster-resili... -
Using Groundwater as Tap Water
– A Comprehensive Overview from Drilling Risks to Cost – 15% of Japan’s tap water comes from groundwater (Japan Water Works Association, 2024).Some cities, such as Kumamoto and Akishima, rely 100% on groundwater for their tap water. Howe... -
Japan’s Water Source and Treatment System
― A Quick Overview of Tap Water Production in Japan ― We take it for granted that water flows when we turn on the tap. But the journey begins at the “water source,” passes through the “water treatment plant,” and finally reaches our home... -
An Overview of Water Supply Systems in Japan
― Why Tap Water Isn’t Always Safe to Drink ― Only 12 countries in the world have safe tap water to drink (WHO, 2023). Japan is one of the rare cases. Yet bottled water and water purifiers continues to sell. Why?This article explores...
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