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Ott Hydro Analytics

We protect the world’s water resources by equipping the people who manage them with trusted, decision-ready intelligence.
non-contact water level sensors mounted above a river

Water measurements grounded in over a century of expertise

Ott provides accurate, low‑maintenance instrumentation for monitoring water level, flow, quality, and precipitation — built for resilience and reliability.

Discover the Ott FMS Flood Monitoring System

non-contact water level sensors mounted above a river

Quantifying the water cycle

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Water Quantity

From streams to reservoirs, our advanced water level and flow monitoring solutions provide real-time data to manage resources, predict floods, and support ecosystems.

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Water Quality

Our versatile water quality instruments deliver reliable data on key indicators like temperature, pH, turbidity, and more, empowering better decision making. 

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Meteorology

Our cutting-edge sensors measure precipitation amount and intensity delivering critical data for weather observation, flood warning, and resource planning.

Heritage + Purpose

150 years of water measurement leadership
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Ott Ott has shaped the evolution of hydrologic and environmental monitoring since 1873, delivering trusted instruments that help customers understand and protect vital water resources. Learn more about Ott
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Sutron Since 1975, Sutron has delivered dependable data‑collection and telemetry solutions for hydrologic and environmental monitoring worldwide. Learn more about Sutron
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In-Situ Founded in 1976, In‑Situ has spent nearly five decades delivering practical, reliable water‑quality and water‑level monitoring solutions for field and environmental professionals. In 2026, In-Situ became a part of Ott. Learn more about In-Situ

Looking for Kipp & Zonen?  

For solar radiation and atmospheric monitoring solutions, visit kippzonen.com

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In the field

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Explore our exclusive video library from the Meteorological Technology World Expo 2025 – packed ...
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Building Trust Through Excellence: What Our ISO Audit Success Means for You At OTT HydroMet, ...
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This is the web version of the Ott HydroMet Newsletter. If you want to receive the email, you can ...
hydrologist collecting a water quality sample from a stream

Make an everyday impact on the world’s most vital resources

By transforming complex data into actionable insight, Ott empowers organizations to better understand, manage, and protect dynamic water resources.

Find purpose in creating solutions that save lives, safeguard the planet, and help communities adapt and thrive. 

Join us at trade show and training events

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Trade Show
January 25, 2026 - January 29, 2026
Houston, TX, USA
Event-1
Trade Show
March 4, 2026 - March 5, 2026
Florida, USA
Event-2
Trade Show
March 10, 2026 - March 13, 2026
Amsterdam, The Netherlands
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Trade Show
June 17, 2026 - June 19, 2026
City, State Country

Tap into a river of knowledge

Whether you're looking for project support, have questions about our products, or want to request a quote, we're here to help.