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We enable decisions that protect lives and the environment.

Solutions for Hydrology, Meteorology, and Solar Energy

We are OTT HydroMet

We deliver superior customer outcomes by providing decision-makers with vital insights they trust. 
Our exceptional technical expertise and solutions seamlessly integrate hardware, software, and services across an unmatched range of environmental monitoring applications.

Solar Energy

Solar Energy

PV Monitoring, Rooftop Monitoring, Solar Radiation Measurement

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Atmospheric Meteorology, Solar and Wind Energy, Traffic Weather

Learn More About Meteorology Projects



Water Resource Management, Flood Warning, Agriculture

Learn More About Hydrology Projects

Gain insight into your water quality

The OTT ecoLog 1000 all-in-one water level logger and telemetry solution now with conductivity measuring capabilities.

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Confidence in your water data

Introducing the OTT PLS 500: Smart pressure level sensor for reliable water level and temperature monitoring.

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The New Lufft CHM 8k ceilometer

Highest confidence under low clouds

The new Lufft CHM 8k ceilometer empowers meteorologists at weather services and airports to make the right decisions with highest confidence and minimal maintenance. Especially in the critical height below 1 km, the Lufft CHM 8k detects cloud bases in any place and season with outstanding precision and reliability. Internal data storage and a battery backup enable unmatched sensor uptime and data availability even at the harshest conditions.

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Clarity for all conditions

Discover the new SMP12 Class A Pyranometer. Industry-first integrated dome heating with no moving parts, enhanced surge protection, and remote tilt angle monitoring.

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SMP12 Class A Pyranometer

Featured Solutions From OTT HydroMet


2023 Watershed Monitoring Trends

To gain better insight into the evolving landscape of environmental monitoring, we combined global data and market research to synthesize the top three trends to keep an eye on in the new year. Here we explore the trends, associated challenges, and how OTT HydroMet plans to rise to the occasion..

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aviation weather

Whitepaper - Aviation Weather - MARWIS for TALPA Improvements

Discover how new technology for runway weather detection can reduce risks in takeoff and landing performance assessment. Including the Lufft Mobile Weather Sensor with ViewMondo Software that automatically fills out the new Global Report Forming (GRF) for runway surface conditions required by the International Civil Aviation Organization (ICAO).


ecoLog 1000

AQUARIUS Water Data Management

It's not as simple as just collecting water data and making decisions. There's much more to your job - and your data - than that.

Meet AQUARIUS, the world's leading software platform for water data management.

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Meteorological Station

Building an Effective Meteorological Station for Solar PV

Read our blog article to learn about:

  • Why you should care about the weather to optimize plant performance
  • Relevant atmospheric parameters and how they impact energy generation
  • Technical setup to monitor air temperature, wind direction and speed, precipitation, humidity, and air pressure

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