It’s not St. Patrick’s Day, but some water in the District around the Piney Branch Parkway area temporarily turned green Friday. John Lisle, a spokesman for D.C. Water, said the agency conducted dye ...

Plumbers used a drain dye, fluorescein, to check for leaks in the pipes further upstream before it spilled out into the river, the EPA said. The dye reacts with the water, and then turns green. The ...

An employee of a West Des Moines home improvement store errantly poured a mixture of water and paint dye down a stormwater drain and caused ditch water in Clive to turn red, according to the Iowa ...

A green, mystery substance flowing from a drain-age ditch into Piney Creek was identified as a dye put into storm drains by city workers to identify possible leaks, according to Beaver Fire Chief ...

Plumbers used a drain dye, fluorescein, to check for leaks in the pipes further upstream before it spilled out into the river, the EPA said. The dye reacts with the water, and then turns green. The ...