surface water

hydrology

Learn about this topic in these articles:

In mineral deposit: Flowing surface water
When mineral grains of different density are moved by flowing water, the less dense grains will be most rapidly moved, and a separation of high-density and low-density grains can be effected. Mineral deposits formed as a result of gravity separation based on density…
Read More

In water supply system: Surface water sources
The total land area that contributes surface runoff to a river or lake is called a watershed, drainage basin, or catchment area. The volume of water available for municipal supply depends mostly on the amount of rainfall. It also depends on the…
Read More
In water supply system: Additional treatment
…the conventional processes for purifying surface water supplies. Other techniques may be used in addition, or separately, to remove certain impurities, depending on the quality of the raw water.
Read More