Cookie settings

We use cookies for an optimal website experience. This includes cookies that are necessary for the operation of the site and for the control of our corporate goals as well as cookies that are only used for anonymous statistical purposes. You can decide for yourself which categories you want to allow. You can find further information in our privacy policy.

Legal information

toggle menu
Coastal & Estuary
Flow & Discharge
Flood Warning
Groundwater
Meteorology
Surface Water
Nutrient Monitoring
Show all applications Close

NEW: OTT ecoLog 1000 with Conductivity

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

Learn More

NEW: OTT PLS 500

Introducing the next generation in reliable water level and temperature monitoring with smart sensor capabilities.

Learn More

On-Demand Webinar: Demystifying Cybersecurity for the Water Sector

Proactively address risks in water through better understanding

Watch On-Demand

NEW: AQUARIUS

Water monitoring agencies worldwide trust AQUARIUS to acquire, process, model, and publish water information in near real-time.

Learn More

OTT UV Nitrate Sensor

The OTT ecoN can transmit data via SDI-12 interface due to the new OTT ecoN Modbus to SDI-12 Converter.

Learn more

OTT CAST: Let's Talk About The Weather

This podcast tells the manifold stories of experts working in environmental monitoring with help of our sensors and solutions.

Listen Now

NEW: ISE sensors for the HL Series

The Ion Selective Electrode sensors for Ammonium, Nitrate or Chloride are used for attended monitoring and qualitative monitoring programs

Discover the ISE's now

OTT HydroMet celebrates 150 years of OTT

In 1873, OTT was founded by inventor Albert Ott in Kempten, Germany. Join us at our site on the beautiful River Iller for a special video message

Learn More

Gain Insight Into Your Water Quality

The trusted, all-in-one water level logger and telemetry solution is now available with conductivity measuring capabilities. Discover how the OTT ecoLog 1000 is simplifying groundwater and surface water monitoring.

View Benefits

Podcast: Mesoscale Monitoring

In Episode 20 of OTT Cast, we welcome Daryl Ritchison with the North Dakota Agricultural Weather Network (NDAWN) National Mesonet Program. Daryl shares expertise on mesoscale monitoring, the development of the Mesonet Program, and more.

Listen to Podcast