Industrial producers are required by the United States’ Environmental Protection Agency (EPA) to ensure their waste is safe before it’s discharged. But not every expeller sticks to these limits. Some make mistakes, and some don’t comply.
To check all wastewater is safe, the EPA and other regulators carry out tests along water systems.
This infographic visualizes the journey wastewater takes to be deemed safe.
Download this infographic to learn:
- What treatment steps are required
- Which contaminants are removed
- Which methods are used to test the water has been cleaned