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Soil Physics Workshop – Syllabus

Soil Hydrology with the Stevens HydraProbe Soil Sensor This year at the Meteorological Technology World Expo 2018 event in Amsterdam Stevens is excited to present a 2-hour Soil Physics Workshop. The interactive lecture will be hosted by Steven’s own Soil Scientist & Geochemist / Certified Professional Hydrologist Keith Bellingham. Course Summary Knowledge of soil moisture and …

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Stevens-Connect Now Includes Support for Campbell Scientific Data Loggers

Stevens-Connect recently received a huge makeover, and in the process received a new, refined interface and became more powerful and flexible. Part of the new power we’ve introduced is the ability to utilize data from various 3rd-party sources, such as USGS, NCRS, Advanced Hydrological Prediction Service, mesonets and more. Data from these feeds can be …

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Flow Analysis – Meteorological Technology International Magazine Published Article

One of the world’s largest meteorological networks, SNOTEL, is employing soil moisture sensors to monitor the impact of soil water content on stream flow forecasts By Keith Bellingham, Soil Scientist & Geochemist / Certified Professional Hydrologist Download a PDF of this article  Many complex political, social, environmental and scientific challenges impact water resources. Snow telemetry …

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Summary of 2018 MOISST Workshop

Stevens recently sponsored the 2018 MOISST Workshop: From Soil Moisture Observations to Actionable Decisions, which was held June 4-7 in Lincoln, Nebraska. This workshop provided a unique opportunity for leaders in soil moisture research and development to come together in an interactive workshop format to exchange ideas and develop collaborations. This was the eighth consecutive …

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HydraProbe used in Mars Rover Challenge by Manipal University in India

UPDATE: The talented team of engineers ended up placing 7th overall out of 95 entries. Congratulations guys and gals! The original article continues below. The University Rover Challenge has been held every summer in Utah by the Mars Society. It’s a competition open to universities worldwide that encourages students to develop skills in robotics, improve the state-of-the-art …

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Introducing AVO

Avo is a complete monitoring station platform. It includes all hardware, software and services needed for data acquisition, cloud-based data storage, viewing and analysis. It makes any sensor data easily accessible and the station remotely configurable. Watch the two-minute video: https://youtu.be/ZwEVrE3fggg

Meteorology Sensors Overview

Weather conditions are often an integral element in water resource and irrigation management applications. Weather parameters are frequently used in understanding and modelling environmental applications that are dependent on water resources. Stevens provides top quality and industry leading weather sensors that are easily deployed into an integrated environmental monitoring and control system. Here is an …

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Soil Sensors Overview

As a leader in soil monitoring instrumentation, Stevens offers portable and in-situ sensors to measure moisture,  EC (salinity), temperature and matric potential. Moisture, EC and Temperature – In-Situ Used in more water supply forecast and climatological networks than any other soil sensor. The most scientifically researched soil sensor available. RELIABLE: Continual, long-term data without calibration. …

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Water Quality Sensors Overview

Stevens offers a range of single parameter and multi-parameter water quality sensors to meet your unique monitoring needs. Shortcuts Ambient Light/PAR PAR stands for Photosynthetically Active Radiation, and is a specific type of ambient light. An ambient light sensor is also a PAR sensor. Ambient light measurement, in the context of water quality monitoring, is …

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Staff Gages Overview

Stevens’ environmentally rugged staff gages provide a quick and easy visual indicator of water level and flow. Every water level monitoring station should include a staff gage from which the height of the water may be visually and easily compared to any data logger’s reported measurement. Enamelled iron gages are preferred over other type gages …

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Water Level Sensors Overview

Stevens is the original water level measurement instrumentation company with the introduction of the widely known chart recorders introduced in 1911. Today, Stevens offers a wide selection of water level measurement sensors including robust ceramic pressure sensors, shaft encoders, acoustical sensors, and visual reference staff gages. Stevens still offers the low-powered, mechanical chart recorders for …

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Protecting Remote Monitoring Sites from Lightning Damage

Protecting monitoring sites from lightning damage is an important consideration for monitoring equipment and stations that are deployed in areas that are prone to lightning strikes. Even lightning that does not directly strike a site may cause damage by traveling through the ground and into buried sensors or cable. Proper planning for such events can …

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A Brief History of Stevens’ 116 Year Chart Recorder Legacy

The legendary mechanical chart recorder for environmental monitoring dates back to 1911, when John C. Stevens invented the Type A chart recorder. In 1906, J.C. Stevens was the Hydrographer for the USGS out of Portland, Oregon, and was soon promoted to District Engineer. While with the USGS, he realized that hiring local citizens to observe …

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Stevens Equipment Records Historical Information During Tsunami

On the eve of the discontinuation of Stevens chart recorders, we are republishing the following article about the highest profile contribution that our products have made in their 116 year history. This article was originally published in the Stevens Water Monitor newsletter in 2007. One of the longest lived products in water resource monitoring has …

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Enhancements in Meteorological and Hydrological Models Using Soil Moisture Data

It has long been known that there is a strong relationship between soil water content and the health and yield of crops. But only in the past few decades has science quantified the specifics of these relationships. This research has expanded to develop a relationship between soil moisture levels and the impact on meteorological and …

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Stevens Introduces New SMART SDI-12/RS-485 Sensors Featuring Integrated Programming to Simplify the Analysis of Data

Stevens introduces two new digital sensors with a smart mix of unique features and an attractive price point. The first in a line-up of rugged digital sensors, they offer built-in processing of measured data, eliminating the need to perform complex calculations to process the data for many applications. Stevens’ Smart PT is a ceramic membrane …

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Webinar Recording – Soil Sensors Field installation, Management Practices and Troubleshooting

On April 20, 2017 we hosted the first in a series of soil physics training webinars. Here is the recording of the session as well as the slide deck we used. The webinar covered the following: Installation of soil sensors and things you should consider before going into the field. Best management practices and recommendations …

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