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WATER QUALITY MONITORING PARAMETERS

COD Monitoring

Online COD monitoring for wastewater discharge, industrial effluent and environmental water applications.

COD Monitoring Overview

Chemical Oxygen Demand (COD) is widely used to indicate the amount of oxidizable organic matter in water. It is a standard parameter in wastewater treatment and discharge monitoring.
COD is typically measured with reagent-based online analyzers. The analyzers can be integrated into monitoring stations and connected to data acquisition and remote monitoring systems.

Why Monitor COD?

Continuous COD measurement helps operators understand changing water conditions and respond earlier.

Wastewater

COD is a core parameter for treatment performance and discharge control.

Industrial Water

Effluent COD monitoring supports discharge compliance.

River & Lake

COD helps assess organic pollution in surface water.

Water Treatment

Source water COD monitoring supports process adjustment.

Agricultural Water & Runoff

Organic load assessment in drainage and runoff.

Aquaculture

Organic load indication in intensive production water.

How COD Is Monitored

COD can be measured with different equipment depending on the application and monitoring environment.

Online COD Analyzers

Reagent-based online analysis for continuous COD measurement.

UV-Based Measurement

Where applicable, UV methods can provide reagent-free organic matter indication.

Multi-Parameter Analyzers

COD can be combined with ammonia nitrogen, TN and TP analysis.

Monitoring Stations

Analyzer integration into outdoor or cabinet monitoring stations.

COD Monitoring Applications

Select the application closest to your monitoring requirement.

Wastewater

Influent, process and effluent COD monitoring.

Industrial Water

Industrial effluent COD monitoring at discharge points.

River & Lake

COD monitoring for pollution assessment in surface water.

Water Treatment

Source water monitoring where organic load is a concern.

Agricultural Water & Runoff

Organic load assessment in drainage and runoff water.

COD Monitoring Equipment

Equipment options for measuring COD in online monitoring systems.

MT-ZN

Online Hardness and Alkalinity Analyzer

MT-1105B

Wall-Mounted Multi-Parameter Water Quality Monitor

MT-1105C

Cabinet Multi-Parameter Water Quality Monitor

MT-2020

Mini Water Quality Monitoring Station

MT-IWS-G

Integrated Mini Water Quality Monitoring Station

From Measurement to Remote Monitoring

01

Water Quality Parameter

Target parameter to be measured
02

Sensor / Online Analyzer

Probe or analyser in the water
03

Water Quality Monitor

Controller, transmitter and display
04

Data Acquisition

Logging, storage and edge processing
05

4G / LoRa / Internet

Wireless transmission to the platform
06

Cloud / IoT Platform

Centralised data, devices and alarms
07

PC / Mobile

View data anywhere, anytime
Measured COD data can be collected, transmitted, stored and displayed through an integrated monitoring system.

Access COD Data Remotely

Monitoring platforms provide real-time values, historical records and alarm information.

Online Measurement

Online Measurement support for COD monitoring configurations.

Data Recording

Data Recording support for COD monitoring configurations.

Trend Analysis

Trend Analysis support for COD monitoring configurations.

Exceedance Alerts

Exceedance Alerts support for COD monitoring configurations.

Device Status

Device Status support for COD monitoring configurations.

Centralized Platform

Centralized Platform support for COD monitoring configurations.

Configure COD Monitoring for Your Application

The monitoring configuration can be adapted to the application, installation environment and communication requirements.

Measurement Method

Reagent-based or UV-based measurement according to requirements.

Monitoring Points

Influent, process, effluent or surface water monitoring points.

Installation

Indoor, cabinet or outdoor station configurations.

Communication

Data transmission to a central platform or existing system.

Data Management

Measurement records, alarms and reporting support.

Example: Effluent COD Monitoring

An effluent monitoring configuration typically places an online COD analyzer at the discharge point, combined with data acquisition and remote transmission. Measurement records support both daily operation and compliance documentation.

A Complete Approach to COD Monitoring

One monitoring approach covering measurement, data transmission and remote management.

Continuous Monitoring

Continuous online measurement instead of individual manual samples.

Multi-Parameter Capability

Combine the target parameter with other water quality measurements.

Flexible Configuration

Sensor, monitor, analyzer and station options for different sites.

Remote Data Access

Access real-time values, trends and alarms from a monitoring platform.

Historical Data Management

Store and review measurement records for analysis and reporting.

System Integration

Integration of sensors, analyzers, stations and data acquisition equipment.

Frequently Asked Questions

How is COD monitored online?

COD is commonly measured with reagent-based online analyzers. Depending on the application, UV-based measurement can also be considered.

Need a COD Monitoring Solution?

Tell us your application, monitoring location and required parameters. We can help you configure a suitable online water quality monitoring system.

High Quality

Stable performance, IP-rated field design, accurate measurement and reliable data for 24/7 water quality monitoring in harsh environments.

Fast Delivery

Timely delivery to support your urgent orders and project schedules efficiently and professionally at any time.

Best Warranty

Professional Warranty: 12-month coverage plus long-term remote support for stable water quality monitoring and customer satisfaction.