21-18 30th Drive, Queens, NY 11102 Flood Risk | Flood Form
FLOOD FORM 21-18 30 DRIVE
Queens, 11102
F
Resilience Grade
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Property Summary
High Compound Flood Exposure index.Stormwater flooding is the primary exposure factor for this property.Low infiltration potential — conveyance and management strategies may be more appropriate. Property drains to the BB-029 combined sewer outfall.
Property TypeTwo Family Residential, Built 1940
Building Footprint480 SF
Roof Runoff 1" Rain299 Gallons
Elevation12'
Groundwater Depth19'
SewershedBB-029
Flood Exposure TypeScore
Sewer BackupModerate
StormwaterHigh
GroundwaterLow
CoastalLow
Infiltration CriteriaValue
Lot Impervious Area1,888 SF
Block Impervious %94%
Soil Infiltration Rate3 IN/HR
Available Area1,341 SF
Infiltration RatingLow
Flood Exposure TypeScore
Infiltration CriteriaValue
Sewer BackupModerate
Lot Impervious Area1,888 SF
StormwaterHigh
Block Impervious %94%
GroundwaterLow
Soil Infiltration Rate3 IN/HR
CoastalLow
Available Area1,341 SF
Infiltration RatingLow
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