Groundwater and global water distribution The pie chart shows that about 1.7 percent of all of Earths water is groundwater and about 30.1 percent of freshwater on Earth occurs as groundwater.

What percent of Earths water is groundwater?

30 percent Over 68 percent of the fresh water on Earth is found in icecaps and glaciers, and just over 30 percent is found in ground water. Only about 0.3 percent of our fresh water is found in the surface water of lakes, rivers, and swamps.

What percentage makes up groundwater?

Approximately 2 per cent of the Earths water occurs as groundwater, compared with 0.1 per cent as rivers and lakes and 94 per cent as oceans.

Where is the purest water on Earth?

Santiago: A new scientific study has reached the conclusion that the fresh water found in Puerto Williams town in southern Chiles Magallanes region is the purest in the world, the University of Magallanes said.

Where is the freshest water in the world?

The following countries are said to have the cleanest drinking water in the world:DENMARK. Denmark has better tap water than bottled water. ICELAND. Iceland has stringent quality control, ensuring that they have a consistently high quality of water. GREENLAND. FINLAND. COLOMBIA. SINGAPORE. NEW ZEALAND. SWEDEN.More items •Mar 12, 2018

Why is groundwater limited?

Groundwater is a finite resource, and aquifers can become depleted when extraction rates exceed replenishment, or recharge, rates. Like surface water, groundwater can become polluted or contaminated. Despite its importance, groundwater is poorly understood and often undervalued.

Who needs groundwater?

About 130 million people in the United States rely on groundwater for drinking water, and the need for high-quality drinking-water supplies becomes more urgent as our population grows.

Where is the cleanest water in the US?

The state of Rhode Island has the cleanest natural environment and tap water in the United States. The population of nearly 1 million people is the luckiest in the states.

How dirty is groundwater?

Drinking contaminated groundwater can have serious health effects. Diseases such as hepatitis and dysentery may be caused by contamination from septic tank waste. Poisoning may be caused by toxins that have leached into well water supplies. Wildlife can also be harmed by contaminated groundwater.