Thursday, September 16th, 2010
Photo by Shelley Grieshop
Celina city workers are shown several weeks ago working near the Celina Rotary lighthouse on a pilot project involving silica. Water quality experts hope the silica - and another test project to begin next week involving the use of aluminum sulfate - will reduce the blue-green algae problem in Grand Lake.
Online story associated with this photograph
GRAND LAKE - A recent recommendation to use aluminum sulfate (alum) to fight Grand Lake's blue-green algae problem was nixed 30 years ago by environmental experts. A report released in 1981 by the U.S. Army Corps of Engineers t . . .
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