Rezultatele căutării
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Orange County Water District Removes PFAS With 30 Systems
In February 2020, the California State Water Resources Control Board announced revised drinking water Response Levels for perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS) in drinking water. The new Response Levels (RLs) were set at 10 parts per trillion (ppt) for PFOA and 40 ppt for PFOS. The previous RL was 70 ppt for a combined total concentration for the two contaminants.
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Orekan (Navarre Regional Government): early warning system to reduce flood risk
The Autonomous Region of Navarre, located in northern Spain, has a surface area of over 10,000 km² and a population of approximately 680,000, concentrated mainly in the Pamplona metropolitan area. It has a highly complex hydrological system, as it is divided between the Ebro River basin, which covers approximately 90% of the region, and the Cantabrian basin, characterized by short, fast-responding basins. -
Our 15 most frequently asked questions on improving aquaculture
To help companies protect against waterborne infection and disease, Evoqua recently hosted a webinar dedicated to understanding and improving water quality in land-based hatcheries that you can watch here.
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Ozone Solves Listeria Problem
A fish process facility in Norway detected Listeria monocytogenes in their facility and contacted Trond Storebø of Naustor Technology, Evoqua’s partner in Norway. Within three weeks, Naustor had acquired one of Evoqua’s new PC Series ozone disinfection systems. The use of ozone has made the products safer, enhanced the shelf-life for the fresh produce and protects the company’s brand.
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Petcoke Storage Faces Challenge With Rainwater Discharge
A California petcoke facility used wastewater ion exchange to remove nickel and vanadium from stormwater runoff, meeting discharge limits and enabling compliant, scalable treatment.
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Thirsty work in Poland…
Quenching the thirst for quality pumps within Sokpol, a leading Polish drinks manufacturer
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Process control features to optimize energy efficiency and process stability
Before online instrumentation, process adjustments to biological activated sludge processes were made based on delayed results from laboratory testing. The introduction of online instrumentation to the process tanks improved the response time and allowed operations staff to make process adjustments based on real-time data.
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Propel Swim Academy Combines RMF and UV for Superior Water Quality
Propel Swim Academy is a three pool, 12,000 ft² facility located in South Riding, Virginia. This family friendly swim school is the only stand-alone facility in the South Riding area to feature three indoor pools. During planning, Propel‘s owner, Linda Stewart, focused on three primary goals: water quality, sustainability and a compact footprint.
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Publiacqua SpA: Integrating the drinking water management system
Centralize water cycle management for Publiacqua SpA, the utility in charge of providing the drinking water service in Medio Valdarno, in Tuscany, which has four provinces: Florence, Prato, Pistoia and Arezzo.
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Public utility removes arsenic to control underground plume
A public water agency in California contacted Xylem to treat remove arsenic from a groundwater supply. They needed to achieve a 1 ppb effluent level from the treatment system, 90% lower than the current drinking water standard in California. In addition they needed to have the treatment operating within weeks.
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Recycling Cadmium Cyanide Rinse Water to Meet Stringent Quality Requirements
When an aerospace structure manufacturer aimed to limit POTW discharge, Evoqua implemented a rinsewater recycling system using ion exchange, reducing manual treatment, lowering costs, and maintaining high-quality standards.
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Recycling hexavalent chromium rinse waters to meet sustainability goals
An aerospace manufacturer reduced water use and sewer discharge by recycling chromium rinse waters using ion exchange and reverse osmosis, while meeting strict quality standards.
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Reliable Water Management for Central Sterilization
St. Luke’s Hospital is a leading health care provider in southeastern Massachusetts with a wide range of medical and surgical services. Specialized areas include neurosurgery, cardiology, children’s health services, and orthopedic and general surgery.
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Remote monitoring & controls for unmanned reliability
Xylem was tasked with designing a seep collection system to collect water from a low volume seep through the wall of a decommissioned fly ash pond. The sump was located in an active river floodplain that flooded with as little as 1-2 inches of rain, so the customer needed an automatic shutdown when the river covered the sump.
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Remote Pumping Solution helps Mine Operators Reach New Depths in Harsh Environment
A customer in Perú needed to drain water as its large open-pit mine operation reached as deep as 1,200 ft (365 m) below the surface. The discovery of more copper in the mine, and an expected excess of water during rainy summer months also prompted the company to act. They sought a remote solution for monitoring and controlling their pumping system, particularly as routing electrical power became more difficult the deeper they dug....
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Rented pump system supports major Scottish Water refurbishment
A temporary pumping system enabled improvements to be completed at a major Scottish Water pumping station, ensuring uninterrupted operation throughout a 10-month project -
Risks associated with the use of dispense gases in a food and beverage service establishment
A dispense gas is simply a pressurized gas used for dispensing drinks. The gas of choice is typically carbon dioxide (CO2), especially for carbonated drinks such as soda and beer. Carbon dioxide is commonly employed in the food service environment in a variety of equipment systems such as carbonation, refrigeration, and....
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