2008-04-22_PWETC_AgendaPacket - Laserfiche WebLink

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Member Stenlund asked about the City's spill response onsite and if the City would want to work with him to develop and modify inlets for oil capture. Mr. Dolan said the City puts stickers on catch basins for education and that there are snakes (a 4" tube to absorb spihs) by the fuel pumps and there is clean up powder on hand for spills. There was no public comment. 7. Presentation of Draft. Inflow 1 Infiltration Report Chuck Janske from Bonestroo, the consultant hired by the city, was in attendance to explain the report. Member Vanderwall asked about sump pumps and where the water should be draining. Mr. Janske said the water should. be directed to drain out over the lawn and not go directly into the sewer system: Mr. Schwartz said the report would be presented to the City Council at the April 14th meeting. 8. Presentation on Tree Use in Storm Water Best Management Practices Member Neprash gave a presentatioii on integrating trees with storm water management. Mr. Schwartz asked if there was a way to quantify how much rainfall a tree of a certain age could manage. Member Neprash said he could but didn't have the information with him to do it. Member Vanderwall questioned. the problems with tree roots and sewer pipes; is there any way to avoid the problems. Member Neprash said there isn't an easy answer but there are ways to minimize the potential for problems. 9: Follow-up Discussion of Storm Water Report from bebruary Meeting This topic was held over from the February meeting for further discussion. Member Neprash asked about current problem areas. Ms. Bloom presented information on these areas. Chair DeBenedet questioned whether the storm water at the new Rainbow l~'oods site was going to be pretreated. Ms. Bloom said that final plans have yet to be reviewed. Chair DeBenedet questioned whether there would be groundwater monitoring. Ms. Bloom said. they haven't proposed groundwater monitoring: Page 3 of 4