Delaware is a very well monitored state ... A lengthy historic record of water quality data from the Chesapeake Bay watershed, show that a good majority of stream sites are improving! According to the ...

The long and winding road to improve dissolved oxygen in parts of the Delaware River might be nearing the finish line.

2008) and polluted conditions have been observed in many of Delaware’s surface waters. Water quality monitoring of Delaware’s streams, ponds, and bays has confirmed that oxygen levels are often too ...