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Multiparameter Sonde Articles & Analysis
22 articles found
Solution GZA evaluated several technologies and ultimately selected In-Situ’s Rugged Buoy and Aqua TROLL 600 Multiparameter Sondes equipped with turbidity sensors. A total of three systems were deployed and each system was custom configured based on measured water depths and tidal conditions. ...
You can see from the minimal growth on the sonde that it hasn’t been there long. But in time barnacles and other sessile organisms will cover the instrument, unless antifouling technology and methods are used to protect it. The Aqua TROLL Multiparameter Sonde has several native antifouling capabilities built into every instrument. ...
Solution Using In-Situ’s Aqua TROLL 600 multiparameter sonde alongside a Level TROLL 700 and his own flow instrumentation allows Peters to observe how pumping rates during a step test impact temperature, conductivity, pH/ORP, dissolved oxygen and turbidity. ...
She had used In-Situ equipment when she worked at Monterey Bay Aquarium, in California, so she recommended the Aquarium purchase Aqua TROLL 600 and Aqua TROLL 500 multiparameter sondes with internal data logging. “We could have purchased a less expensive sensor, but we want to measure five or six parameters, so we needed something more holistic. ...
” Santillan says the District has also added the Aqua TROLL 500 multiparameter sonde to its inventory to assist with the monitoring of water quality during groundwater purging and sampling events. ...
Lee at Sbene, a regional distributor, to install two Aqua TROLL 500 Multiparameter Sondes from In-Situ. The equipment was used to monitor ... ...
PCE is highly mobile, dense, and largely immiscible in water, causing it to sink below the water table, and making cleanup extremely challenging. Multiparameter sonde used in combined remedy approach at former dry cleaning site In-Situ® Inc. multiparameter water quality sonde helps resolve treatment challenges and saves ...
Solution The City launched its continuous monitoring program with the In-Situ TROLL 9500 Multiparameter Sonde with telemetry, and later upgraded to In-Situ’s Aqua TROLL 600 Multiparameter Sondes, in order to take advantage of new advancements in sensor and antifouling technology and cut costs by extending deployment times ...
Solution In-Situ’s Aqua TROLL 600 Multiparameter Sonde turned out to be exactly what Plowman was looking for. ...
Background Wuhan is the capital city of Hubei province in central China which has 166 lakes that cover 2,217 square km approximately counting 25% of the city. Its water coverage is one of the world’s highest. The Wuhan Environmental Protection Bureau is responsible for monitoring the surface water quality by surveying a subset of 50 lakes of their temperature, conductivity, pH, ...
PCE is highly mobile, dense, and largely immiscible in water, causing it to sink below the water table, and making deanup extremely challenging. Multiparameter sonde used in combined remedy approach at former dry cleaning site ln-Situ lnc. multiparameter water quality sonde helps resolve treatment challenges and saves $200,000 ...
Live Webinar Thursday, October 26, 2017 11:00 am Eastern Time / 17:00 pm Berlin Time The HYDROLAB HL7 multiparameter sonde offers a versatile, durable and practical solution to the day to day needs of monitoring programs for both simple and complex deployments. ...
OTT Hydromet introduces the HYDROLAB HL7 multiparameter sonde for continuous monitoring of 9 key water quality parameters in open natural waters. ...
HYDROLAB, Sea-Bird and OTT offer a variety of multiparameter water quality instrumentation and nutrient sensors for long-term applications. Sea-Bird Scientific water quality multiparameter sondes are developed to provide accurate data in environments with salt water and biologically rich environments.Developed for longterm deployments. ...
The primary activities taken to assure and control data quality are aptly called quality assurance and quality control. Determining the “true value” of a water quality measurement is an important fundamental of any QA/QC program. To determine the true value, many professionals apply a second means of measuring the parameter of interest, such as another instrument that is kept serviced ...
Introduction For almost 50 years HYDROLAB products have provided dependable sensor technology in a multiple parameter instrument for montioring essential indicators required for assessing water quality in natural waters. Useable data are the lifeblood of any environmental water quality monitoring program and variation in measurement processes impairs the quality of the data that water resource ...
Background Wuhan is the capital city of Hubei province in central China and has 166 lakes that cover 2,217 square km (856 square miles) and approximately 25% of the city. This surface water coverage is one of the world’s highest. The Wuhan Environmental Protection Bureau (WHEPB website: http://www.whepb.gov.cn) is responsible for monitoring the surface water quality within the city ...
Due to anti-fouling capabilities and long term durability, the Hydrolab DS5X multiparameter data sonde was shown to be a viable solution for this study. Background Agricultural runoff from the Mississippi River Basin significantly disturbs the river’s natural aquatic nitrogen cycle, eventually leading to hypoxic dead zones in the Gulf of Mexico ...
Hydraulic fracturing or ‘Fracking’ has become more prevalent and controversial in the US in recent years. More than 90 percent of new wells in the US are completed using this method. While it is endorsed by some as a game-changer that promises an increase in the nation’s economy due to energy independence, job creation, and lower energy prices; others are calling for a temporary ...
To ensure their mining operations do not affect the surrounding natural water bodies, the company employs Hydrolab and OTT water quality monitoring equipment with remote data transmission options: the OTT ecoLog 800 water level and conductivity sensor, netDL data logger, and Hydrolab DS5X multiparameter sonde. Installation of this monitoring equipment involved ...