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location: About 1 cm water on ice surface near the shore, not able to take a sample.  Ice cover across the river up and down stream, however evidence of some breakup starting.\r\n\r\nTire tracks visible in the snow on the ice surface - appears to have come from the viaduct to the disc golf course (tracks visible coming through there as well).\r\n\r\nViaduct is also the source of a stream that was rapidly flowing and discharging onto the ice downstream from the sample location.  Source of much of the melt is likely Highway 54. 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temp measurement from Weather Channel. Time was 3:39 but cant edit the entry above on the phone.\r\n\r\nGrand River frozen all the way across. 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