Wastewater - Case Studies

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Alaska School District Relies on MBR System for Compact, Efficient Wastewater Treatment

The Lower Kuskokwim School District (LKSD), headquartered in Bethel in southwestern Alaska, is one of the state’s largest rural school districts, serving a 58,900-sq-km area, roughly the size of the state of West Virginia. With only 3,800 students, the LKSD operates several small, very remote sites. Many of the wastewater treatment systems are on-site decentralized systems.

Aqua-Lator® Surface Aerators Provide Efficient and Reliable Installation

Aqua-Lator® Surface Aerators installed at municipality in Louisiana. Consisent operation and reliability since 1974.

California Mountain Town Cuts Salt Use, Doubles Disinfection

The wastewater treatment facility of the remote mountain resort community of Pinecrest Lake bears the brunt of spring runoff and increased summer demands in the area's beautiful surroundings. Pinecrest Lake lies in the Sierra Nevada Mountains between Yosemite National Park and Lake Tahoe.

Chain & Scraper: Los Angeles Hyperion Wastewater Treatment Plant

The City of Los Angeles’ Hyperion Wastewater Treatment Plant is one of the largest in the United States. It serves approximately 9 million people by treating 460 mgd of wastewater. The city faced numerous challenges.

Chemtube® PPS Provides Accurate, Low Maintenance Alternative For N.J., Wastewater Treatment Plant

Oxidative disinfection is the final stage of treatment at Landis Sewage Authority’s 8.2 million gallons per day (MGD) wastewater treatment facility in Vineland, New Jersey. Sodium hypochlorite (NaOCl) is used to disinfect treated wastewater to meet a very stringent fecal coliform limit at this zero discharge facility.

City of Detroit Utilizes Midas® OCM to Remove H2S Odors at Collapsed Sewer

The Detroit Water and Sewer Department experienced a sewer collapse, resulting in the need to bypass, creating up to 120 ppm of H2S gas and odors at the drop shaft one half mile away. Westates Carbon Rolloff containers were installed onsite eliminating the sewer odors four days after receipt of the signed contract.

City of Folkston, Georgia Meets Wastewater Treatment Expansion Challenges With the MBBR System

Folkston Georgia has seen residential and commercial growth over the years, which has created a need to upgrade the wastewater treatment plant. In 1990, the city expanded the wastewater treatment facility by adding a storage pond, land application system (LAS) and a three-cell constructed wetland system. Additionally, the expansion of the D. Ray James Prison also created problems for the city’s wastewater treatment plant.

City of Greenfield, IN Upgrades Wastewater Treatment Facility

The City of Greenfield, IN upgrades their wastewater treatment facility with the installation of an Trans-Flo® Secondary Clarifier.

Convective Thermal Dryer Helps Clearwater Cogeneration WRF Save Energy By Turning Up the Heat

The Clearwater Cogeneration Wastewater Treatment Plant (CWWTP) in Corona, Calif., needed help processing 110 wet tons per calendar day (9167 pounds per hour) of municipal biosolids with a dry solids content of 16 percent.

Dauphin Island Plant Expansion Provides the Island with Economical Wastewater Treatment and Reuse Water for Local Golf Course

Dauphin Island’s 0.49 million-gallons-per-day (mgd) (1860m2/d)-wastewater treatment facility, located at the entrance to the island, served its purpose faithfully and effectively since its upgrade in 1984.

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