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News and Views from Stevens Water

Jamaican Water Resources Authority Ensures Reliable Water for 2.8 Million Island Residents

For over fifty years Jamaica has undertaken comprehensive water resource management and forecasting in order to ensure adequate and safe water supplies are available country-wide.

This has been achieved by the Jamaican Water Resources Authority (WRA) through a combination of direct planning, resource monitoring, data analysis, and a great level of cooperation between government and non-government agencies to ensure a truly integrated approach to water resources management.

Maintaining hundreds of water monitoring sites across the island, the WRA maintains a one-of-a-kind database of data that goes back decades, allowing informed decisions to be made regarding water for Jamaica's citizens, tourists, businesses, and industries.

Continue reading... to learn more about Jamaica's water resource monitoring programs and how the WRA manages one of the most comprehensive water monitoring systems in the Caribbean.


Water level monitoring station on the White River in Jamaica.


New SDI-12 Encoder + Logger Available From Stevens

Stevens Water is pleased to introduce our new SDI-12 Shaft Encoder, which is available now in two versions and will be appearing at trade shows and other events in the coming months.

Designed from the ground up to offer accurate measurement of water level (stage) while maintaining a low power use profile, the new SDI-12 Encoder is ideal for stream, river, lake, or reservoir level measurements.

The basic SDI-12 Shaft Encoder (p/n 93821-02) is available for $850. The SDI-12 Shaft Encoder + Logger (p/n 93821-01) is available for $995, which includes an integrated data logger, SD card slot for quick data download, and the additional ability to calculate water flow from an included list of standard weirs and flumes. Telemetry options for remote data messaging is also available.

For more information on the new SDI-12 Encoders from Stevens Water, please call us at (800) 452-5272 or email info@stevenswater.com.


Available now from Stevens Water, the SDI-12 Encoder + Logger is just $995.00.


Stevens SWEETSense Technology in the News

We've been hard at work with our partners at Portland State University on our new SWEETSense monitoring platform since we first introduced it in our November 2011 Newsletter.

SWEETSense is an all-new smart sensor technology platform that integrates automated telemetry reporting, providing data and information analysis online via Stevens-Connect. Integrating sensors, telemetry, and power supply into one small package, SWEETSense makes adding real-time monitoring easier and less expensive than traditional systems.

Partnering with Dr. Evan Thomas at Portland State University's Sustainable Water, Energy and Environmental Technologies Laboratory (SWEETLab), the first SWEETSense products have been designed specifically to monitor access to clean water for drinking and sanitation, as well as tracking the use of cook stoves and other simple devices designed to improve health and quality of life for people around the world. Mercy Corps, The Lemelson Foundation, and other international aid organizations are currently using SWEETSense in the field to collect data.

Follow the links below to learn more about SWEETSense:

C|Net Smartplanet: Q&A with Evan Thomas on using remote sensing for more effective humanitarian aid systems

Sustainable Business Oregon: PSU prof, Stevens Water partner on Rwanda venture

Portland State University: A Partnership to Create New Sensors for a Better Tomorrow

Featured Products

DTS-12 Turbidity Sensor
The DTS-12 turbidity and temperature sensor is designed specifically to deliver high accuracy results from a sensor that can be easily field-deployed and requires very little maintenance.

Accurate sampling of 0 to 1,600 NTU meets the quality standards of the USGS and has received USGS approval for in-situ turbidity monitoring. The DTS-12 is available now from Stevens Water.


Stevens pF Matric Potential Soil Probe
The Stevens pF Sensor is a unique matric potential probe, which is used to measure the soil water potential of a soil - the force with which water is held within the soil and how much energy is needed to overcome this force to extract water from the soil.

Unlike traditional tensiometers such as gypsum blocks, the Stevens pF Sensor utilizes a patented heating element to measure soil water potential, giving it a range of 10,000,000 hPa to 0 hPa, which is 1,000 times the measurement range of typical sensors and makes the pF Sensor better suited for a wider range of applications.

Visit the Stevens Website to learn more about the pF Sensor.


Previous Articles

Revisit these previous published newsletter articles:

Stevens-Connect Helps Florida DEP Monitor Water Resources and Plan for the Future


Upcoming Trade Shows

Florida Water Resources Conference
April 29 - May 4, 2012
Orlando, FL

National Water Quality Monitoring Council
April 30 - May 4, 2012
Portland, OR

ALERT User Group 2012
May 15 - 18, 2012
Reno, NV

Western Snow Conference
May 21 - 24, 2012
Anchorage, AK

View our entire calendar



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