Smart Water Conservancy

River & Lake Ecological Baseflow Monitoring and Early Warning System

Designed for river chief assessment cross-sections and ecological red-line river reaches, this solution provides multi-section flow and level monitoring with ecological baseflow early warning. Using non-contact Doppler radar flowmeters and visual radar level meters, the system delivers real-time monitoring and intelligent alerts to support water resource scheduling and ecosystem protection.

Overview

Summary

Key Advantages

Non-contact multi-band Doppler radar flowmeter, maintenance-free

Visual radar level meter: 'See the water level'

Solar + battery self-powered system

Hero V9 RTU with 4G/BeiDou/satellite multi-link communication

Four-tier ecological baseflow alert system (Blue/Yellow/Orange/Red)

GIS-based watershed monitoring dashboard

Challenges

Wide river cross-sections with complex flow conditions make contact-based measurement difficult
Ecological baseflow thresholds vary by season and river reach
Monitoring stations along rivers often lack reliable power and communication
Multi-dimensional data fusion required: flow + level + video
High false alarm rates during dry season low-flow periods

Results

Non-contact measurement eliminates maintenance, extending equipment life by 50%+
Multi-tier alert response time under 10 seconds
Solar + battery power ensures year-round uninterrupted operation
Video + radar fusion significantly improves data credibility
Dry season alert accuracy exceeds 95%, false alarms reduced by 80%

Solution Details

River & Lake Ecological Baseflow Monitoring and Early Warning System

The River and Lake Ecological Baseflow Monitoring and Early Warning System is a critical solution for ensuring sustainable water resource management and supporting the performance indicators of China's River Chief System. It addresses the growing challenges of flow interruption and lake shrinkage in northern rivers through real-time, intelligent monitoring.

Core System Architecture for Baseflow Monitoring

Ecolor Technology's comprehensive system is deployed at critical river and lake cross-sections. It utilizes non-contact multi-band Doppler radar flowmeters for accurate velocity and flow measurement, eliminating the need for in-water installations.

This setup is paired with visual radar level meters that provide synchronized water level data and video verification, creating a robust dataset for ecological baseflow analysis and early warning.

Key Features & Advantages

Non-Contact Flow Measurement

The multi-band Doppler radar flowmeter is maintenance-free and provides reliable data without physical intrusion into the water body.

Visual Water Level Data

The visual radar level meter offers "see the water level" capability, combining radar measurement with video capture for verification.

Self-Powered Operation

A solar panel and battery system ensures continuous, off-grid power for the ecological baseflow monitoring stations.

Robust Data Communication

The Hero V9 RTU aggregates data and features 4G, BeiDou, and satellite multi-link communication for reliability in remote areas.

Four-Tier Alert System

Automatically triggers Blue, Yellow, Orange, and Red alerts when flow drops below predefined ecological baseflow thresholds.

Centralized Management Dashboard

A GIS-based watershed monitoring dashboard provides a holistic view for river and lake management authorities.

Intelligent Data Aggregation and Early Warning

The Hero V9 RTU serves as the system's brain, collecting multi-source data from the radar flowmeters and level meters. It enables real-time intelligent monitoring for river and lake ecological health.

The management platform processes this data to trigger a precise, four-tier ecological baseflow alert system. This early warning mechanism is essential for proactive water resource management and intervention.

System Application in Watershed Management

This monitoring and early warning system is specifically designed to meet the core requirements of modern watershed governance. It provides the actionable data needed to prevent river flow interruption and lake shrinkage.

By delivering reliable, real-time flow and level data to a centralized GIS dashboard, it empowers river chiefs and environmental agencies to safeguard ecological baseflow effectively and ensure sustainable water ecosystems.

Approach

How we implement intelligence into your infrastructure step by step.

Critical Cross-Section Flow Monitoring

Multi-band Doppler radar flowmeters deployed at assessment cross-sections, using multi-frequency radar for non-contact surface velocity measurement with integrated HD cameras for site documentation.

Water Level & Video Fusion Monitoring

Visual radar level meters at key river points combine 80GHz mmWave radar for precise level measurement with HD cameras for real-time visual verification.

Self-Powered Remote Telemetry

Each station equipped with solar panels and battery banks, Hero V9 RTU collects flow, level, and weather data via 4G/BeiDou dual-link transmission.

Intelligent Baseflow Alert System

Platform automatically compares measured flow against seasonal and reach-specific baseflow thresholds, triggering four-tier alerts pushed to responsible officials.

Watershed Situational Awareness Map

GIS-based real-time display of all cross-section flow, level, and alert status with historical analysis for unified water resource scheduling decisions.