Category Archives: International

Feasibility Study for Management of Waste Activated Sludge, Manitoba, Canada

Secondary Clarifiers
A food processor was experiencing low hydraulic residence times at one of their anaerobic digesters during the discharge of waste activated sludge. a feasibility study identified that the most cost-effective option was to thicken and anaerobically treat thickened waste activated sludge (TWAS) in a new digester designed specifically for that purpose.

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Anaerobic Slop Management System, Central America

CLNSA
A system for anaerobic digestion of slops, water treatment, and biogas utilization was designed to meet regulations, displace fuel-oil, and cut greenhouse gases at a Central American rum distillery.

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Wastewater Characterization, Compañía Cervecera de Nicaragua (Toña), Central America


Central American Brewery
SVE is an in-situ remediation technology designed to remediate soils impacted with VOC’s including gasoline range organics, and chlorinated hydrocarbons. This technology works by extracting a soil vapor from the subsurface at a high vacuum and remediate soil in the vadose zone.

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Feasibility Study, Sugar Mill Wastewater Treatment, Nicaragua Sugar Estates Limited (Ingenio San Antonio), Central America

Casitas Volcano in Nicaragua After the Nicaraguan government published new wastewater discharge regulations, a Nicaraguan Sugar Mill was required to select a new wastewater treatment plant.  A feasibility study consisting of a wastewater characterization program and a feasibility study was conducted to identify the most cost-effective technology for wastewater treatment.

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Upgrade of a Chemical (Phosphorous) Precipitation System, Food Processor, Buenos Aires, Argentina

Secondary Clarifiers
A chemical metering system used for chemical precipitation of phosphorous required upgrading to accommodate a higher wastewater flow and phosphorous loading. A new chemical metering system consisting of ferric chloride storage tanks, pumps were designed, specified and constructed.

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Biological Wastewater Treatment and Operations Training in Argentina

Secondary Clarifiers
A wastewater treatment process at a potato processing plant located in Argentina was experiencing continuous upsets with their activated sludge treatment system. A hands-on training program was implemented to teach operators to monitor and control the two existing biological treatment processes consisting of a low rate anaerobic wastewater treatment pre-treatment and an activated sludge treatment system.

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Detailed Design and Bid of a Sludge Management System, Manitoba, Canada

To improve the performance of an existing water treatment plant, a sludge dewatering and anaerobic digesting system was designed and constructed. Continue reading

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