March 6-12, 2016

One of the most important natural resources directly impacting the quality of Americans’ lives — groundwater — is also one many people know little about, according to the National Ground Water Association.

Of all the freshwater in the world (excluding polar ice caps), 95% is groundwater. Surface water (lakes and rivers) only make up 3% of our freshwater.

Click the image below to check out NGWA’s “Facts About Groundwater” infographic.

How much do you know about the water below your feet?

Take this short True/False Quiz on groundwater from the USGS Water Science School.