The Minnesota Pollution Control Agency said road salt is the primary cause of high concentrations in the creeks.
The city of Topeka says its water treatment plant has found chloride levels in the Kansas River are higher than normal, but the water is still safe to drink. “We are meeting all EPA primary standards, ...
CROTON-ON-HUDSON — Road salt and human activities around reservoirs in Putnam and Westchester counties could cause levels of chloride in the reservoirs to exceed state standards by 2108, making some ...
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