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OTT SVR 100

A non-contact, compact surface water velocity radar sensor designed for measuring flow in open channels and rivers where relibale data is required.

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NEW! OTT WAD 200

The new precipitation measuring instrument that combines the advantages of a tipping and weighing system.

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Discover the NEW Lufft WS100 Precipitation Sensor

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

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NEW! Hydrolab HL7

Continuous Water Quality Data, Reliability and Usability You Can Trust

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Hydromet Cloud

An evolved yet secure web-based data hosting solution

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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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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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Service Plus Programs

Lower lifetime ownership costs and maximize instrument up-time.

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Welcome Kipp & Zonen!

Kipp & Zonen, a leading manufacturer of solar radiation and atmospheric measurement instruments, recently joined the OTT Hydromet group of companies.
The combination of Kipp & Zonen, Lufft, Sutron, and OTT sensors ensures comprehensive and advanced meteorological solutions for our customers!

Press Release


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