Learn about the safety of drinking water, find information on agencies that oversee our water, and gain access to the current drinking water standards and regulations.

Learn about the public's drinking water, the oversight agencies that govern it, and what needs to be done in an emergency if it becomes contaminated.

PBS and the Online NewsHour have created this multimedia website about water recycling. You can see how this process is different than other waste water treatments by reading interviews, watching a slideshow or investigating a map of...

The City of Winnipeg water treatment plant is a state-of-the-art, modern facility designed for performance, safety, and environmental sustainability. Take a virtual tour of the plant to see how this amazing technology ensures safe...

Mixed media which give evidence of the problems with access to clean water.

Student teams practice water quality analysis through turbidity measurement and coliform bacteria counts. They use information about water treatment processes to design prototype small-scale water treatment systems and test the influent...

A collection of downloadable, ready-to-use lessons and student worksheets aimed to raise awareness of the need for safe drinking water. Lessons are investigative in nature and utilize inexpensive materials that can be purchased at most...

Despite seventy percent of the world's surface being covered with water, there is a potential shortage of this natural resource. Only a small percentage is fresh water and much of that is inaccessible or threatened. Learn about fresh...

Students perform the first steps that environmental engineers do to determine water quality - sampling and analysis. Student teams measure the electrical conductivity of four water samples using teacher-made LED conductivity testers and...

In this lesson, students collected and tested well water from various locations to determine the quality of surface water used as drinking water throughout their town. Students prepared a general report for the town as well as specific...

The Center for Science in the Public Interest offers a discussion of contaminants that can be found in tap water and chemicals added to water in the public water systems. The topics discussed are arsenic, parasites, lead, turbidity, and...

Contamination in drinking water sources or watersheds can negatively affect the organisms that come in contact with it. The affects can be severe - causing illness or, in some cases, even death. It is important for people to understand...

Students explore contaminated drinking water. The resource consists of pictures, quotes, and links to additional resources.

[Free Registration/Login may be required to access all resource tools.] This study guide summarizes key points about water quality. Includes a few questions to check for understanding.

This collection of five learning modules looks at issues related to environmental change and sustainability. Topics addressed include changes in the atmosphere, soil, water, and biodiversity, and what can be done to counteract this and...

Find out how EPA research supports efforts under the Clean Water Act and Safe Drinking Water Act.

Drinking water comes from many different sources, including surface water and groundwater. Environmental engineers analyze the physical properties of groundwater to predict how and where surface contaminants will travel. In this lesson...

The quality of the food we eat and the water we drink depends upon the quality of our topsoil. By putting a mulch cover on our topsoil, we help to protect this quality. Find out exactly what mulch is, what it can do, and how to properly...