Tests results are back on the black tarry goop that forced the closure of Canandaigua's Kershaw Beach a couple of weeks ago . Dr. John Hassett, a Professor of Chemistry at the SUNY College of Environmental Science and Forestry says the substance " is definitely NOT creosote, coal tar, or PCB's. It is probably very old used crankcase oil from vehicles dating back to the 1920's and 1930's. Over the approximately 80 years that this material has been buried, it has degraded into a more tar-like substance."
City Manager Kay James tells Finger Lakes News Radio, now they have an idea on how to proceed.