Calibrating the system using a bowl of clean water. There is no single parameter that determines the quality of a water sample, so the pollution monitor has no less than five different sensors.

In fact, the company is showing off a new one with a docking station this week at ... robot that can navigate bodies of water, while monitoring their quality via onboard sensors.

EnviroDIY maintains a network of more than 150 stream monitoring stations in the Delaware River ... how community volunteers are contributing to water monitoring data in Delaware Currents.

The solution includes a fully submerged monitoring station that communicates water quality sensor data to a fixed or portable gateway device, which can be hidden from view, or deployed out of ...