formation water

countable uncountable

A natural layer of water inside oil and gas reservoirs.

Japanese Meaning

油・ガスリザーバー内に自然に存在する水の層。

During well testing, the engineers measured the volume of formation water produced alongside oil to assess reservoir performance.

井戸試験中、技術者たちは油とともに産出した地層水の量を測定して貯留層の性能を評価した。

Sense（1）

A natural layer of water inside oil and gas reservoirs.

formation waters

（ plural ）