Category Archives: Biological Wastewater Treatment

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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Perchlorate Impacts in Soil and Groundwater

Perchlorate
Perchlorate is a known thyroid gland disruptor and its concentration is regulated in soil and groundwater. We offer a broad range of professional services to investigate, delineate, and remediate perchlorate in soil and groundwater using proven technologies such as ion-exchange and anoxic filters. Continue reading

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Perchlorate Abatement Options | Water and Groundwater

Perchlorate is a known thyroid gland disruptor and its concentration is regulated in soil and groundwater. Read more about the water treatment options for perchlorate impacted groundwater. Continue reading

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Biological Reduction of Selenium, Nitrates, Chromium, and Perchlorate

Description of the Biological Reduction Process Biological treatment is used in a wide range of water and wastewater treatment applications for the removal of biodegradable constituents. The biological treatment process can also be modified and used to reduce nitrates, oxides … Continue reading

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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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