Haleakala National Park

Trace Levels of Contaminant Detected in Haleakala National Park Water

The Hawaii State Department of Health (DOH) has reported the detection of trace levels of 2,4-Dichlorophenoxyacetic acid (2,4-D) in the Haleakala National Park (HNP) drinking water system. This marks the first time this organic chemical has been detected during routine sampling at this location. However, the water remains safe to drink, as the levels of 2,4-D were well below the established safety limits.

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