02/27/2002 Env Bd Packet - Laserfiche WebLink

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• ENVIRONMENTAL BOARD MEETING NOVEMBER 28, 2001 Trehus expressed concern over erosion control and site inspections. Asleson stated that at present, the City had what it needed for enforcement. Powell added that there was nothing in the building permit process. Trehus stated concerns over runoff volumes leaving sites, and the desire to go beyond the Watershed's requirements. Powell answered that at the present time the City did exceed the Watershed's requirements, because the Watershed gives credits to developers for their efforts, while the City does not, but required compliance in ponding. Trehus indicated that Peggy Sand had mentioned that runoff in the Comprehensive Plan should take into consideration the tolerance of an area as a factor. Powell stated that upstream runoff volumes might not matter to the Rice Creek Watershed, but downstream volumes could cause standing water which would create more wear and tear on culverts and ditches, possibly the need to replace culverts to control the volume rate. Trehus pointed out that the City should go beyond in overall health of surface water and groundwater. a matter of trading volume for quality. tion for the sake of the responded that it may be Trehus submitted that the City should plan de sensitive. Asleson concurred indicatin • . hat resi is disturbed. ment away from areas that are lose if the ecological system A. Clearwater Creek Third Ad development was the first C past correspondence wit American Prairies, in the site. The overflow n indicated that the Clearwater Creek velopment for the City. Staff reviewed vironmental Services Company and North .S. map showing the prairie restoration on as implemented on site. Donlin stated that much of `" e greenways were wetlands and noted that the park was not a natural park. Asleson responded that the residents were excited about it. Donlin indicated that there were too many visual barriers. Kukonen stated that the density needed to be adjusted when the Subdivision Ordinance was established. Asleson noted that the ditch was raised per the request of the Environmental Board and the Watershed District, and the natural area was coming back. The oak woodland was surviving well. The area on the map El-E5 had been sprayed, burned, sprayed again, seeded and will probably be burned again in the spring due to reed canary grass. Area A4 needed to be taken care of and in areas A -B, Buckthorn had been eradicated. Nothing had been done in greenways B or C, and they had been notified that the City needs to be informed on what had been done and when.