Good News? and Bad News About Pesticides in U.S. Waterways

What are your thoughts? Thank you Jennie for sharing this information.

Jennie Sherwin

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In a New York Times article on September 12, 2014, Michael Wines reported the results of a study by the U.S. Geological Survey that collected data on pesticides from 1992 to 2011 at over 200 monitoring locations. The bad news is that the study found pesticides and herbicides in nearly every waterway in our country.

The good news, however, and decidedly the good news is for only two types of waterways, is that levels declined from the first decade of the study to the second in agricultural streams and other streams other than urban streams. As Wines writes: “From 1992 to 2001 17 percent of agricultural streams and 5 percent of other streams had at least one pesticide whose average annual concentration was above the maximum contaminant level for drinking water. But in the second decade, from 2002 to 2011, the survey found dangerous pesticide concentrations in only one stream…

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