dual channel oxygen meter Articles

  • Retrofitting a classic

    Process aerators update historic city’s treatment plant St. Augustine, Fla., was founded by the Europeans in 1565, making it the oldest city in the U.S. Despite its history, this Floridian city has combined graceful aging and environmental zeal into a perfect blend of sustainability. When this pristine community started experiencing problems with its wastewater ...

  • SolarBee Technical Bulletin

    A. SOLARBEE OVERVIEW 1. Origin of the SolarBee. Pump Systems, Inc. (PSI) developed, built and installed its first solar powered mixer in Dickinson, ND, in the summer of 1998. It was installed into a 30 acre x 13 foot deep municipal wastewater reservoir which had a long history of toxicity associated with ammonia, odor, and stratification problems. In six weeks the entire reservoir cleared up to ...


    By Medora Corporation

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