water quality
nounUK /ˈwɔː.tə ˈkwɒl.ə.ti/
US /ˈwɔː.tɚ ˈkwɑː.lə.ti/
Water quality means how clean or safe water is.
The scientists tested the water quality of the river to make sure it was safe for swimming.
RELATED WORDS
OTHER MEANINGS
2. The chemical, physical, and biological characteristics of water, usually measured against a standard.
The report assessed water quality using tests for dissolved oxygen and bacteria.
3. The suitability of water for a particular use, such as drinking, farming, or recreation.
Water quality for irrigation depends on the salt content of the supply.
4. A measure of how well water supports life and meets environmental standards.
Poor water quality in the lake led to a decline in fish populations.