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The Times of India
The Times of India
World
TOI World Desk

Hydrographic Dye Study: New York agencies trace Patchogue wastewater; shellfish safety zones refined

DEC Environment

For a few hours in March 2024, parts of the Patchogue River and Patchogue Bay on Long Island could take on an unusual red or pink appearance. The colour was not caused by pollution or an algal bloom. Scientists had deliberately added a fluorescent dye to treated wastewater, creating a visible tracer that could reveal where the water travelled after leaving a treatment plant.

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