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Discover the NEW Lufft WS100 Precipitation Sensor

Fast, safe & absolutely maintenance-free precipitation measurement, thanks to innovative radar technology!


NEW! Hydrolab HL7

Continuous Water Quality Data, Reliability and Usability You Can Trust


Hydromet Cloud

An evolved yet secure web-based data hosting solution


Sea-Bird Coastal HydroCycle-PO4

In Situ Phosphate Monitoring – Quality Controlled Data in Real Time


Sutron Satlink 3

Introducing the Industry's First Wi-Fi Multi-Communications Data Logging Transmitter

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Groundwater Data Your Way

OTT Hydromet and Sutron have combined to provide best-in-class groundwater sensors and telemetry offerings

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Sea-Bird Coastal HydroCAT-EP

The standard in long term unattended monitoring, the HydroCAT-EP measures conductivity, temperature, depth, optical dissolved oxygen, pH, turbidity and chlorophyll.

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OTT Pluvio² S

The standard in precipitation measurement: the trusted accuracy of the OTT Pluvio series, now in a compact housing!

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Our popular pressure level and temperature sensor, now with an added conductivity cell!

Learn about the OTT PLS-C

Service Plus Programs

Lower lifetime ownership costs and maximize instrument up-time.

Get Service Plus

Welcome Lufft to the OTT Hydromet Group!

Long-time meteorological sensor leader Lufft recently joined the OTT Hydromet group of companies. The combination of our Lufft, Sutron, and OTT sensors ensures comprehensive and advanced meteorological solutions for our customers!

Learn more here

Phytoplankton Measurement with Fluorescence Technology

Check out the OTT Hydromet Blog

Stay up-to-date with useful technical notes, application articles, and water monitoring news on the OTT Hydromet Blog! Updated at least once a week. 

Go to the OTT Hydromet blog