Hydro-Logic® River Sentinel is a solar-powered, continuous water quality monitoring system designed for autonomous sampling and data transmission to help water companies meet Section 82 of the Environment Act. Measures dissolved oxygen, temperature, pH, ammonia and turbidity, with capacity for extra sensors.

  • Continuous water quality monitoring system for rivers

  • Autonomous hourly sampling, increasing to every 15 minutes during high-risk discharge events

  • Powered by two 50W solar panels and lithium battery for remote deployment

  • Measures five key parameters: dissolved oxygen, temperature, pH, ammonia, turbidity

  • Includes spare sensor port for additional monitoring needs

  • Data transmitted to Hydro-Logic Timeview for visualisation and analysis

  • Available in riverside kiosk and in-river configurations

Applications

  • Monitoring river water quality near sewage treatment works

  • Assessing impact of sewer overflows on receiving rivers

  • Supporting compliance with Section 82 of the Environment Act

  • Remote water quality monitoring where mains power is unavailable

  • Short-term and near real-time water quality analysis

Dimensions

Solar panels: 50W each (two panels)

Performance

Sampling frequency: every hour, or every 15 minutes during high-risk events

Installation

Suitable for remote locations; riverside kiosk and in-river options

Maintenance

Spare sensor port allows for easy addition of new parameters