Friday, January 21, 2011

Shiatown Reservoir Sedimentation testing

Sedimentation Testing - Historical Lab Data -
http://www.doxtop.com/browse/965f9d68/shiatown-resevoir-sediment-testing.aspx

The Shiawassee Town Reservoir is 42 Miles downstream from the Superfund site in Howell, Michigan.

Research regarding sedimentation at the dam site revealed this report from 2009 :
http://www.epa.gov/region5superfund/fiveyear/reviews_pdf/michigan/shiawassee_river_2009_334790.pdf


Contaminant Migration statement in the 2009 report
"""Based on the comparison of data from 1988 and 1999, the PCBs appeared to be dispersing downstream from the CFC facility, without accumulating in any particular location. Sampling in the Shiawassee town Reservoir and Shaw Lake downstream of the CFC facility, which would act as sediment traps for material moving downstream, primarily showed nondetectable levels of PCBs.""""

A study from May 2006 by Mark A. Coscarelli with the Partnership for the Saginaw Bay Watershed
--identified the dams at Chesaning, Owosso, Corunna, and Shiatown on the Shiawassee River as candidates for removal

http://www.fw.msu.edu/~rileysh2/enhancing_fish_passage.pdf

-Sharon Hanshue - Michigan DNR Legal - questioned the Future of the Shiatown Dam as well back in 2008
The Great Lakes Fishery Trust and Michigan Sea Grant had the Shiatown Dam listed for study in its strategic plan.
"The dam requires considerable repairs to stabilize it over the long term and the DNR
is only able to support emergency maintenance for the structure"

http://www.miseagrant.umich.edu/downloads/research/RFP/RFP-02-27-08.pdf

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