Ultrasonic, Chemical-Free Algae Control for Every Water System

From potable water and stormwater to aquaculture, wastewater, and cooling towers. Hydro Synergy protects critical water assets with zero chemicals, zero downtime, and proven results. Trusted by councils, manufacturers, dairy farms, and marine operators across NZ & Australia.

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Who We Are?

Hydro Synergy is redefining how the world controls algae with smart, sustainable, ultrasonic solutions that protect water and the ecosystems that depend on it.

Headquartered in New Zealand and serving clients across NZ and Australia, Hydro Synergy provides ultrasonic algae control systems that are proven, low-maintenance, and 100% chemical-free. Our mission is simple: protect water, people, and infrastructure without sacrificing compliance or sustainability.

With deep expertise across industrial, municipal, agricultural, and environmental sectors, we help organizations shift from reactive treatments to long-term water quality solutions that work.

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Pristine Water and Healthy Water Ecosystem.webp

Why Hydro Synergy?

Your water quality isn’t just a cost; it’s a critical asset.

Whether you manage wastewater lagoons, potable water reservoirs, aquaculture ponds, or cooling towers, uncontrolled algae growth leads to system inefficiencies, regulatory risks, and costly downtime. Hydro Synergy offers a proven, chemical-free alternative that solves algae problems at the root.

Unlock the Science of Cleaner Water

See the Monash University study on ultrasonic algae control and discover how science-backed technology restores water quality without chemicals or environmental harm. Get exclusive access now and take the first step toward healthier waterways!

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Industries We Serve

Explore Your Industry. Solving Algae and Water Quality Challenges Across Every Industry. Without Chemicals or Downtime

Aquaculture & Commercial Marine

Protect fish health and water clarity with ultrasonic algae control. Prevent HABs, biofouling, and oxygen crashes without chemicals.

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Mining

Eliminate algae in tailings ponds and process water. Our technology keeps water clear, compliant, and low-maintenance in extreme conditions.

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Winery

Control algae in irrigation dams and treatment ponds. Maintain clean water for production with zero chemical residues in runoff.

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Food

Ensure algae-free process water and wastewater. Meet hygiene and discharge standards with chemical-free, automated treatment.

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Textile

Prevent algae biofilms in wastewater holding tanks. Improve treatment flow and stay compliant with ultrasonic, hands-off control.

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Chemical

Minimize biological fouling in non-potable and discharge systems. Our solution supports consistent water quality and safety.

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Dairy Farming

Keep effluent ponds and irrigation dams clear of algae and sludge. Improve flow, odor control, and compliance without additives.

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Municipal and other Government Agencies

Maintain healthy lakes, reservoirs, and stormwater basins. Safeguard public water assets with ultrasonic algae mitigation.

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Golf Course

Restore pond clarity, prevent algal mats, and eliminate foul odors. Enhance course aesthetics with sustainable water management.

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The Before & After Results Of Our Ultrasonic Technology

Our Applications

Targeted Algae Control for Every Water Body from Lakes and Ponds to Wastewater and Drinking Supply

Lake

Safely eliminate harmful algae blooms in lakes. Our ultrasonic technology restores water clarity, protects ecosystems, and stops toxins at the source.

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Pond

Control green water, surface mats, and sludge in ponds. Ultrasonic treatment clears algae naturally—no chemicals or manual cleanup.

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Reservoir

Prevent cyanobacteria, taste and odor issues, and biofilms in reservoirs. Safe for potable water and scalable for large volumes.

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Wastewater

Eliminate filamentous algae and odor-causing bacteria in lagoons. Improve treatment performance without chemical dosing or downtime.

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Stormwater

Stop algae buildup in stormwater retention basins. Reduce blockages, odors, and sedimentation with passive ultrasonic control.

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Drinking Water

Protect drinking water reservoirs from toxic algae and cyanobacteria. Our solution is 100% chemical-free and regulatory-safe.

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Wetlands

Preserve ecological balance in constructed or natural wetlands. Ultrasonic algae control keeps flows open and nutrient loads stable.

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Marine Ecosystems

Minimize biofouling and algal risks in marinas, estuaries, and aquaculture zones. Safe for marine life, scalable for coastal use.

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Not In This List?

Are you facing a water challenge not listed here? Our ultrasonic solution adapts to any aquatic system.

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Trusted by Communities in New Zealand and in Australia

Real-Life Testimonials

"We have 5 primary reservoirs… We obviously couldn’t cover all our surfaces, so we decided to deploy 2 of the units. Within the first month, we were seeing results. As a result of findings, we placed an order for 3 additional units for the remaining reservoirs. We are pleased with the results"

Darrin Sevitz

Assistant Supervisor

City of Lima Water Treatment Plant

Hydro Synergy Ultrasonic Solutions

SolaRaft-iQDB™

The SolaRaft-iQDB is a smart buoy system that delivers real-time water data and algae control without chemicals.

SolaRaft-iQM™

SolaRaft-iQM is a compact, solar-powered water quality monitor delivering real-time data, GPS telemetry, and customizable sensor options.

SolaRaft-IVP™

Vertical Profiler delivers full water column monitoring up to 200m with real-time data, solar power, and customizable sensors.

Quattro-DB®

Quattro-DB and Mezzo-DB use ultrasonic resonance to prevent algae, biofilm, and biofouling while safely improving water quality fast.

Quattro-DB® Blu

Quattro-DB BLU targets algae and biofilm using patented ultrasonic tech, improving water quality quickly with minimal power use.

Sound-Pressure-Level-ANALYZER Hydro Synergy Equipment

SPL ANALYZER

Advanced sound analyzer with wide frequency range, real-time data, touch screen, Bluetooth, recording features, and rugged portability.

SunSonix Land Based Solar Array

SunSonix is a solar-powered energy system that runs and charges algae remediation devices using safe, efficient lithium battery storage.

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Don't Let Algae Compromise Your Water

Ready to transform your water quality management practices? Explore our technology and services to see how we can help you restore your water to its natural state.

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How Climate Extremes Amplify Algal Blooms—and What Water Managers Must Do

Across New Zealand, climate extremes are fuelling more frequent and severe harmful algal blooms, putting water managers under pressure. Proactive algae control and nutrient reduction are essential to protect drinking water, ecosystems, and communities. Kiwi councils must act now to build climate-resilient water systems that safeguard local lakes and rivers.