Surface Water Automatic Monitoring Station realizes 24-hour real-time monitoring of key water quality sections across major watersheds. All monitoring data can be remotely transmitted to terminal devices via wireless communication, truly and systematically reflecting real-time water quality conditions and changing trends.

Surface water automatic monitoring station with 4G transmission

Monitoring Parameters

1. Standard 9 Surface Water Parameters

Water temperature, pH, Dissolved Oxygen (DO), conductivity, turbidity, Permanganate Index, ammonia nitrogen, total phosphorus, total nitrogen.

2. Optional Extended Parameters

CODcr, chlorophyll-a, blue-green algae, petroleum substances, heavy metals (lead, cadmium, arsenic, mercury), chloride ions and other customized indicators.

Parameter	pH	Conductivity	DO	Turbidity	Temperature
Measuring Principle	Glass Electrode Method（pH）	Four-Electrode Method	Optical DO Sensor	Nephelometric Method	PT100 Resistance Method
Measuring Range	0~14pH	0~200,000μS/cm	0~20mg/L	0~4,000NTU	-10~60℃
Accuracy	±0.1pH	±1%	±0.3mg/L	±5%	±0.1℃
Resolution	0.01pH	0.01/0.1μS/cm	0.01mg/L	0.01/0.1NTU	0.01
Repeatability	±0.1pH	±1%	±0.3mg/L	±3%	±0.1℃
Drift / Drift Stability	±0.1pH	±1%	±0.3mg/L	±3%	±0.1℃
Temperature Compensation Error	±0.1pH	±1%	±0.3mg/L	N/A	±0.1℃
Response Time	＜15s	＜15s	＜45s	N/A	N/A
MTBF	>1440h	>1440h	>1440h	>1440h	>1440h

Features

1. Complies with relevant national standards and industry specifications for automated surface water monitoring; meets environmental protection acceptance requirements.

2. Supports TCP/IP and ISO/OSI international protocols, enabling direct integration with municipal ecological environment platforms.

3. Features automatic sample collection—including triggered sampling when limits are exceeded—facilitating on-site verification and pollution source tracing.

4. Supports remote data viewing and threshold-exceedance alerts (via SMS or platform notifications).

5. Offers multiple power supply options: mains power or solar power (suitable for floating platforms and remote field locations).

6. Provides comprehensive one-stop services: solution design, equipment supply, installation and commissioning, acceptance testing, and ongoing operation and maintenance.

Application

River Water Quality Assessment Sections: National-level, provincial-level and municipal-level controlled monitoring sections for routine environmental assessment and data submission.

Lake, Reservoir & Drinking Water Source Monitoring: Long-term water quality supervision for raw water sources and open water areas.

Border & Cross-border Water Section Monitoring: Water quality tracking and comparison for regional inflow and outflow river sections.

Micro-river and Tributary Intensive Monitoring: Water quality encryption monitoring for small and medium water channels with limited space.

River Sewage Outlet & Emergency Monitoring: Real-time discharge supervision and sudden water pollution emergency response.

Multi-parameter sensor surface water automatic monitoring station

Product Classification & Selection Guide

1. Integrated Cabinet Monitoring Station (Box Type)

Applicable scenarios: Tributaries, micro water bodies, and sites without civil construction conditions.

Product features: Outdoor integrated cabinet design, no station house construction required, plug-and-play and fast deployment.

2. Floating Boat Surface Water Monitoring Station

Applicable scenarios: Lakes, reservoirs and open water areas with large water level fluctuations.

Product features: Equipped with floating platform structure, solar power supply optional, stable operation adapting to dynamic water level changes.

Surface water automatic monitoring station with over-limit alarm

System Framework

Perception Layer: Water quality sensors (pH, dissolved oxygen, COD, ammonia nitrogen, etc.), flow meters, level meters, data acquisition terminals

Transmission Layer: 4G, Ethernet, LoRaWAN, RS485 communication modules

Platform Layer: Cloud servers, databases, edge computing gateways

Application Layer: PC-based management platform, mobile app, LED displays, environmental data integration system

Control Layer: Integrated control of automatic dosing units, aeration equipment, water pumps, and sludge removal equipment

Online surface water automatic monitoring station

Customer Case

Our company’s automated surface water quality monitoring equipment boasts extensive field deployment experience. The equipment adapts to diverse site conditions, ensuring stable operation and data compliance, and fully meets the requirements of projects such as environmental regulatory assessments, water quality management, and emergency monitoring.

1. Automated water quality monitoring stations at national-control river sections

2. Floating-platform surface water monitoring projects for reservoirs

3. Integrated cabinet-based river monitoring projects

Cloud based surface water automatic monitoring station

Project-specific Customized Solutions Available

Surface Water Automatic Monitoring Station

Monitoring Parameters

Features

Application

Product Classification & Selection Guide

System Framework

Customer Case

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