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I't ,-AIj�EN HILLS Approved: September 27, 2021 CITY OF ARDEN HILLS, MINNESOTA CITY COUNCIL WORK SESSION AUGUST 16, 2021 5:00 P.M. - ARDEN HILLS CITY COUNCIL CHAMBERS CALL TO ORDER/ROLL CALL Pursuant to due call and notice thereof, Mayor Grant called to order the City Council Work Session at 5:00 p.m. Present: Mayor David Grant, Councilmembers Fran Holmes, Dave McClung (attending remotely) and Steve Scott Absent: Brenda Holden (excused) Also present: City Administrator Dave Perrault, Interim Public Works Director David Swearingen, Finance Director Gayle Bauman, Senior Planner Jessica Jagoe, Communications Coordinator Gretchen Needham, Deputy City Clerk Jolene Trauba, and HR Green Lead Scientist Shawn Tracy Mayor Grant wished to discuss Item I after IA. 1. AGENDA ITEMS A. MS4 Permit Discussion HR Green Lead Scientist Tracy gave a presentation regarding the MS4 (Municipal Separate Storm Sewer System) General Permit. He reviewed Minimum Control Measures (MCM), and described the application status, workplan, new permit requirements and estimated staff time needed to fulfill permit requirements. Mr. Tracy explained there are four lakes in the workplan; Little Johanna, Long, Pike and Valentine. Long and Pike lakes aren't in Arden Hills, but the city is connected to them via the Rice Creek Watershed. The permit describes all the things that can be done to make sure ordinances are being met, but it only requires to show that progress is being made. The permit is managed at the federal level but implemented at the local level by the MN Pollution Control Agency. Councilmember Holmes asked what was the biggest issue in Arden Hills. Mr. Tracy responded that in general the biggest issues are phosphorus, sediment, bacteria and salt. He felt the first year of the permit could require 1200-1500 hours of staff time.