VARIATIONS in the biological activity of activated sludges have been ascribed to a number of causes, and attempts have been made to relate the presence of characteristic organisms to the activity of ...
On a Saturday in June, Nancy Sattler bats away flies while standing in the shade of the Moen Lake boat landing near the town of Stella. With the sun’s sweltering heat, it’s exactly the kind of humid ...
THE importance of Protozoa in determining the condition of the sludge has been reported by a number of workers and, more recently, the special significance of Vorticella has been emphasized by Pillai ...
Dissolved organic matter (DOM) is central to carbon and nutrient cycling in both natural and engineered environments. In ...
The John Day wastewater treatment plant operates on Nov. 19, 2025. The John Day City Council at its meeting Nov. 18 awarded a ...
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