水源

すいげん

source of river

JLPT N1

Character Breakdown

Meaning and Usage

"水源" (すいげん) specifically refers to the origin or source of a river, stream, or other natural water body. It is commonly used in environmental, geographical, and ecological contexts.

Common Contexts

You will often see "水源" in discussions about nature conservation, water management, and geography. For example, protecting the "水源" is crucial for maintaining clean water supplies.

Collocations and Patterns

  • 水源を守る: to protect the water source, often used in environmental protection contexts.
  • 水源の近く: near the water source, used to describe locations.
  • 水源地: the area or place of the water source.

Register and Nuance

"水源" is a formal and technical term, suitable for academic, official, or environmental discussions. It is not typically used in casual conversation unless discussing nature or geography.

Common Mistakes

Learners sometimes confuse "水源" with "源" (みなもと), which also means source but is more general and can refer to origins beyond water. Use "水源" specifically for water sources to be precise.

Example Sentences

このかわのすいげんはやまのおくにあります。

The source of this river is deep in the mountains.

すいげんをまもるためにしんりんのばっさいはきんしされています。

Deforestation is prohibited to protect the water source.

すいげんのちかくにあたらしいダムがけんせつされました。

A new dam was built near the water source.