Hydrilla, an invasive plant that can choke waterways, was first identified in the river in 2016 in Glastonbury.

The EPA confirmed there have been no government-led applications of Diquat in Connecticut waters this year, but they’ve ...

Officials said "misinformation" surrounding the use of the herbicide diquat to kill hydrilla in the Connecticut River has “triggered fear” among residents.

The selective use of EPA-approved aquatic herbicides is one of the most effective methods available to mitigate the spread of ...

For the first time since 1985, parts of the Connecticut River near Hatfield and Holyoke will not have channel markers ...