Tocc_Patr_012_MixturesBarGraph_l.png
By Environmental Health Program
2012 (approx.)
![Red line showing 2 or more contaminants and blue line showing human-health benchmarks](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/media/images/Tocc_Patr_012_MixturesBarGraph_l.png?itok=FbBibxAb)
Detailed Description
About 4 percent of source-water samples contained mixtures of two or more contaminants with concentrations greater than individual human-health benchmarks. (From Toccalino and others, 2012, Science of The Total Environment).
Sources/Usage
Public Domain.