AJ Axtell, Western Lake Superior Sanitary District director of community relations, talks Wednesday while standing outside of the secondary clarifier unit that recently failed. The extent of the ...

An aerial view of the WLSSD and its four secondary clarifiers in the foreground Nov. 16. The one that failed is farthest from the camera. The facility needs at least three secondary clarifiers to ...

The composition of flue gas desulfurization varies widely, based on scrubber type and coal and limestone used. Coal contributes acidic gases, such as chlorides, fluorides and sulfate. Coal also ...

Enhancing the performance of clarifiers requires a thorough understanding of their hydraulics. Fluorescence spectroscopy and acoustic doppler velocimeter (ADV) profiling generally have been used ...

PITTSBURGH--(BUSINESS WIRE)--Evoqua Water Technologies has been selected, in concert with its sales partner, MISCOwater, to provide clarifier upgrades for the Southeast Water Pollution Control Plant ...

Sealed Bids for construction of the AWWTP Secondary Clarifier Upgrade will be received by the City of Lancaster, PA, at the Office of the City Controller, 120 North Duke Street, 2nd Floor, Lancaster, ...

Evolving environmental regulations have forced many coal power plant operators to re-evaluate how they handle water and ash. Many units have been retrofit with dry handling systems, but there are ...

In a major step to upgrade the city's water infrastructure, the Rapid City Council approved $147 million for a second phase of improvements at the Water Reclamation Facility South Plant during its ...