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Advanced Ammonia Sensors for Accurate Water Quality Monitoring

Detect and manage ammonia levels in real time with rugged, high-precision sensors built for demanding water quality environments

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Role of Ammonia Sensors in Water Quality Control

Ammonia sensors are essential tools in modern water quality management, offering precise detection and monitoring of ammonia concentrations in water systems. Accurate ammonia level tracking is critical in applications like wastewater treatment, aquaculture, and industrial discharge monitoring to prevent toxicity, ensure regulatory compliance, and protect ecosystems. Advanced ammonia sensing technologies are capable of real-time, in-situ analysis of both free and total ammonia, providing consistent data that enables better operational control and timely intervention. Whether integrated into fixed systems or used as portable devices, these sensors deliver high-resolution insights even in complex or high-load environments. Water Quality Instruments supports B2B clients across North America with robust ammonia sensor solutions. Our systems are engineered for performance, durability, and adaptability—supported by expert service, proven technologies, and a commitment to helping organizations operate more efficiently and sustainably.

Comprehensive Ammonia Sensor Solutions

In addition to offering products and systems developed by our team and trusted partners for Ammonia sensors, we are proud to carry top-tier technologies from Global Advanced Operations Tek Inc. (GAO Tek Inc.) and Global Advanced Operations RFID Inc. (GAO RFID Inc.). These reliable, high-quality products and systems enhance our ability to deliver comprehensive technologies, integrations, and services you can trust. Where relevant, we have provided direct links to select products and systems from GAO Tek Inc. and GAO RFID Inc.

Hardware Components

  • Ion-Selective Electrode (ISE) Sensors – Detect free ammonia ions in real time with precision and responsiveness.
    This hardware works in conjunction with our Ion Meters, which enhance the accuracy and reliability of ammonia detection systems.
  • Optical Ammonia Sensors – Provide stable, low-drift performance in challenging environments like wastewater and industrial plants.
    These are supported by our Optical & Imaging Sensors, offering durability and clarity for long-term measurements.
  • Ammonium Analyzers – Measure ammonium (NH₄⁺) concentrations and convert data to ammonia nitrogen (NH₃-N) levels.
    They are best paired with our Chemical and Gas Sensorsfor comprehensive nitrogen compound monitoring.
  • Multiparameter Probes – Combine ammonia measurements with pH, temperature, conductivity, and more for holistic water quality analysis.
    Integrated with our Environmental & Agriculture Sensors, these probes support broader data collection in complex environments.
  • Portable Test Kits and Handheld Meters – Designed for spot-checking, calibration, and rapid field validation.
    They integrate seamlessly with our BLE Gateways, Beacons & Accessories, enabling real-time field data transmission and logging.

Software and Cloud Services

  • Remote access to live sensor readings and historical data trends
  • Custom alert settings for ammonia thresholds and critical system events
  • Seamless export to SCADA, ERP, and compliance reporting platforms
  • Cloud-based dashboards for centralized water quality management

Key Features and Functionalities

  • Real-time ammonia nitrogen concentration measurement
  • Automatic compensation for pH, temperature, and ionic strength
  • Rugged sensor design for submerged or inline use
  • Fast response times to dynamic ammonia fluctuations
  • Low-maintenance operation with long calibration intervals
  • Compatibility with high-load and high-turbidity samples

Integrations and Compatibility

Ammonia sensors from Water Quality Instruments integrate easily with:
  • Biological nutrient removal (BNR) systems
  • Aquaculture tank management and aeration control
  • Wastewater and industrial effluent treatment plants
  • Continuous water quality monitoring networks
  • SCADA, DCS, PLC, and other automation infrastructuresShape

Benefits of Choosing Our ORP Sensors

Improved operational control in ammonia-critical processes

Reduced risk of regulatory non-compliance and fines

Enhanced sustainability with data-driven nutrient management

Early warning systems for toxic ammonia levels

Reduced sampling and lab testing costs through on-site analysis

Scalable deployment in both small and large systems

Applications

  • Municipal wastewater treatment and discharge compliance
  • Aquaculture water health and toxicity monitoring
  • Stormwater and surface water ammonia surveillance
  • Fertilizer runoff management in agricultural operations
  • Chemical and food industry wastewater treatment
  • Industrial ammonia recovery and recycling systems

Industries We Serve

Municipal Water and Wastewater Utilities

Environmental Monitoring and Compliance

Aquaculture and Fisheries

Agriculture and Irrigation

Food and Beverage Processing

Industrial Manufacturing

Mining and Chemical Processing

Academic Research and Environmental Science

Relevant U.S. & Canadian Industry Standards and Regulations

  • U.S. EPA 40 CFR Part 136
  • ASTM D1426
  • Standard Methods 4500-NH3
  • Canadian Environmental Protection Act (CEPA)
  • Health Canada Surface Water Quality Guidelines

Case Studies

Calgary, AB (Canada)

A water utility integrated inline ammonia sensors into their treatment process to manage ammonia spikes from seasonal changes. The automated system triggered real-time alerts and reduced treatment delays during high-demand periods.

Des Moines, IA (USA)

An agricultural runoff monitoring project used rugged ammonia probes in drainage channels to track fertilizer leaching. The data supported precision nutrient application strategies and reduced environmental impact on nearby waterways.

Tampa, FL (USA)

Sacramento, California, USA A flood risk assessment project implemented ADVs in several urban channels to capture detailed 3D velocity profiles during storm events. Data collected enhanced the accuracy of flood models and informed critical infrastructure upgrades.

Interested in upgrading your water monitoring with advanced ammonia sensor technology?

For expert recommendations, custom solutions, or technical support. Let us help you achieve accurate, efficient, and compliant ammonia monitoring..

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