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2/2/17 â GM LLC submitted the Phase II ESA Addendum No 1 to the WDNR and the City of Janesville, which includes the second round of groundwater sampling completed in July/August 2016. A hard copy was made available in the Hedberg Public Library.
2/6/17 â GM LLC submitted the Storm Sewer Cleaning Completion Report to the WDNR and the City of Janesville. A hard copy was made available in the Hedberg Public Library. The Report documents the activities performed during the storm sewer cleaning operations completed during the period from August 1, 2016 through December 16, 2016.
5/24/17 â WDNR/GM/GHD toured the Former GM LLC Janesville Assembly Plant.
5/31/17 â GM LLC submitted the Site Investigation Report Rock River (RM 178.5 to 180.5) to the WDNR for the Reported Contamination in the Rock River at the Outflow of the Storm Water Sewer Pipe located north of the GM LLC Assembly Facility, and North of the Electrical Substation. This Report was prepared to document the activities completed pursuant to the Supplemental Rock River Investigation (Mile 178.5 to 180.5) Work Plan prepared by GHD/Ramboll Environ/Exponent dated November 18, 2016. A hard copy was made available in the Hedberg Public Library.
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