USGS: Human Activities Increase Salt Content in Many of the Nation’s Streams (6/16/2014)

The highest concentrations are found in streams in an area that extends from west Texas to North Dakota. Widespread occurrences of moderate concentrations are found in streams extending in an arc from eastern Texas to northern Minnesota to eastern Ohio. Low concentrations are found in many states along the Atlantic coast and in the Pacific Northwest.

Source: www.usgs.gov

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