11/19/2008 Env Bd Packet - Laserfiche WebLink

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• Table 1. Wetland Impact Ratios Wetland Plant Community Type Location Outside WPC Within WPC Degraded* shallow, deep marshes or open water 1:1 2:1 Non - Degraded shallow, deep marshes or open water 1.25:1 2.25:1 Degraded* sedge meadow, wet meadow, or wet to mesic prairie 1:1 2:1 Non - Degraded sedge meadow, wet meadow, or wet to mesic prairie 1.5:1 2.5:1 Degraded* shrub carr or alder thicket 1:1 2:1 Non - Degraded shrub carr or alder thicket 1.5:1 2.5:1 Degraded* hardwood, coniferous swamp, floodplain forest, or bog 1.25:1 2.25:1 Non - Degraded hardwood, coniferous swamp, floodplain forest, or bog 2:1 3:1 Degraded* seasonally flooded basin 1:1 2:1 Non - Degraded seasonally flooded basin 1.25:1 2.25:1 * The term degraded includes marginally, moderately & severely degraded per the definitions. Table 2. Replacement Credit Ratios 1. Primary Replacement Credits For all replacement meeting the minimum 1.1, Percentages are applied to area of proposed replacement activity. Column 1 In WPC Column, Outside WPC Hydrologic and vegetative restoration of partially drained marginally degraded 25% 12.5% wetlands Hydrologic and vegetative restoration of partially drained moderately degraded 50% 25% wetlands Hydrologic and vegetative restoration of partially drained severely degraded wetlands 75% 37% Establishment (creation) m nonnative upland (refer to 5 (h ii)) 75% 37% Restoration of effectively drained, former wetland 100% 50% 2. Secondary Replacement Credits For all replacement obligations exceeding 1:1 Upland buffer contiguous with wetland 25% 12.5% Upland habitat area contiguous with final WPC wetland (2 ac. minimum) 100% n/a Vegetation restoration of existing low scoring wetland for "Vegetative Integrity" using MnRAM in the final WPC 100% n/a Exceptional Natural Resource Values Wetlands (WCA guidance) 50% 25% (i) A road, utility including manholes and lift stations, or other structure, other than a structure related to a passive recreational or educational RCWD Proposed Rule RMP -3 13 October 8, 2008