HomeMy WebLinkAbout20250325 NOI Mierzwa 251 Green Dunes Drive 11a-Landscaping - Mitigation_Calculations - CopyWETLAND RESOURCE
AREA / BUFFER DISTURBANCE TYPE
EXISTING
DISTURBANCES
WITHIN COASTAL
BANK AREA (SF)
PROPOSED
DISTURBANCES
WITHIN COASTAL
BANK AREA (SF)
DIFFERENCE (SF)
Coastal Bank Wood Steps 227 227 0
Wall and Putting Green 24 24 0
251 251 0
WETLAND RESOURCE
AREA / BUFFER DISTURBANCE TYPE
EXISTING
DISTURBANCES
WITHIN 50' BUFFER TO
TOP OF COASTAL
BANK (SF)
PROPOSED
DISTURBANCES
WITHIN 50' BUFFER TO
TOP OF COASTAL
BANK (SF)
DIFFERENCE (SF)
50' Buffer Zone Wood Steps 6 6 0
Walls, Steps, and Paving 504 513 9
Putting Green 61 0 -61
Buildings 0 52 52
571 571 0
WETLAND RESOURCE
AREA / BUFFER DISTURBANCE TYPE
EXISTING
DISTURBANCES
BETWEEN 50' AND 100'
BUFFER TO TOP OF
COASTAL BANK (SF)
PROPOSED
DISTURBANCES
BETWEEN 50' AND 100'
BUFFER TO TOP OF
COASTAL BANK (SF)
DIFFERENCE (SF)
50' - 100' Buffer Zone Walls, Steps, Pool, and Paving 1596 5947 4351
Putting Green 489 0 -489
Buildings 1537 2363 826
3622 8310 4688
RIVER FRONT
RESOURCE AREA /
BUFFER OUTSIDE OF
100' WETLAND BUFFER
DISTURBANCE TYPE
EXISTING
DISTURBANCES
BETWEEN 100' AND
200' BUFFER TO TOP
OF RIVER (SF)
PROPOSED
DISTURBANCES
BETWEEN 100' AND
200' BUFFER TO TOP
OF RIVER (SF)
DIFFERENCE (SF)
100' - 200' Buffer Zone Steps and Paving 4423 4456 33
Buildings 2098 3455 1357
6521 7911 1390
WETLAND RESOURCE
AREA / BUFFER DISTURBANCE TYPE
EXISTING
DISTURBANCES
ZONE (SF)
PROPOSED
DISTURBANCES ZONE
(SF)
DIFFERENCE (SF)
50' Buffer Zone Lawn 31,617 13,615 -18,002
50' - 100' Buffer Zone Lawn 23,576 17,988 -5,588
Lawn 6,448 5,683 -765
61,641 37,286 -24,355
REVEGETATION - AREA CALCULATIONS
WETLAND RESOURCE
AREA REVEGETATION TYPE MITIGATION AREA (SF)
Buffer Zones 0
14,064
2,780
16,844Proposed Native Mitigation Planting
EXISTING VERSUS PROPOSED PLANTING AND LAWN DISTURBANCES - AREA CALCULATIONS
Mitigation Needed: 4:1 for Disturbances within Coastal Bank
Area to 50' Buffer Zone
Mitigation Needed: 2:1 for Disturbances within 200' River Buffer
Zone (Outside of Coastal Buffer Zones)
100--200' Buffer Zone
(outside of 100' Wetland
Buffer)
Mitigation Needed: 3:1 for Disturbances within
50' to 100' Buffer Zone
Total Disturbances within
Coastal Bank
Total Disturbances
EXISTING VERSUS PROPOSED DISTURBANCES - AREA CALCULATIONS
Total Disturbances between
50' and 100' Buffer to Top of
Coastal Bank
Total Disturbances within 50'
Buffer to Top of Coastal
Bank
Total Disturbances between
100' and 200' Buffer to Top
of River