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The City of York needed to replace the effluent pump variable frequency drives (VFDs) at their wastewater treatment plant because they were old and obsolete with replacement parts for repairs scarce and becoming increasingly difficult to find. The City needed to continue critical operations while replacing the VFDs, presenting yet another challenge. RETTEW conducted a…
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Looking to be at the forefront of advanced water treatment (AWT) and reuse in Pennsylvania, the University Area Joint Authority (UAJA) wanted to upgrade its disinfection process for its water reuse treatment system. In its current state, the disinfection process was nearing the end of its useful life and consistently incurred excessive operating costs. The…
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The University Area Joint Authority (UAJA) owns and operates a 10.5-mgd advanced wastewater treatment facility. This facility serves the greater State College area, known as the Centre Region, and outlying areas of The Pennsylvania State University. Complete with advanced biosolids composting and wastewater reclamation to drinking water (indirect potable reuse), UAJA operates one of the…
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The University Area Joint Authority had an outdated transformer that required an emergency replacement. In an effort to avoid continuous generator failures, the client needed to safely replace outdated equipment with new equipment to prevent electrical outages and maintain operations. RETTEW took over the project from another consultant who was behind schedule and over budget….
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The client’s outdated aeration system controls and UV system had a history of malfunctions and failure. Poor control strategies and lack of equipment understanding had created a situation where neither the University Area Joint Authority staff nor an outside contractor could control the system. The aeration system, helping to treat wastewater, is one of the…
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The Hermitage Municipal Authority wanted to optimize biogas production to help reduce their system’s energy consumption and use their renewable energy equipment to recycle the residual waste and ultimately lower energy costs. Biogas is created when biodegradable matter and bacteria ferment and can be converted into electricity. RETTEW’s anaerobic digestion experts were brought in to…
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Pennsylvania Department of Environmental Protection required the Highspire Borough Authority to upgrade its wastewater treatment plant to meet biological nutrient removal requirements as part of Pennsylvania’s Chesapeake Bay Tributary Strategy. The retrofit project required a difficult and complex construction sequence and had to be completed while the plant remained fully operational and within a short…
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Join us for an informative and engaging event as part of OSHA’s 2024 National Safety Stand-Down. This hybrid gathering…
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