31-57 23rd Street, Queens, NY 11106 Flood Risk | Flood Form
FLOOD FORM 31-57 23 STREET
Queens, 11106
F
Resilience Grade
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Property Summary
High Compound Flood Exposure index.Groundwater flooding is the primary exposure factor for this property.Low infiltration potential — conveyance and management strategies may be more appropriate. Estimated groundwater depth of about 1' indicates a persistently shallow water table with elevated seepage potential into below-grade spaces. Property drains to the BB-029 combined sewer outfall.
Property TypeTwo Family Residential, Built 1965
Building Footprint1,000 SF
Roof Runoff 1" Rain623 Gallons
Elevation12'
Groundwater Depth1'
SewershedBB-029
Flood Exposure TypeScore
Sewer BackupMinimal
StormwaterModerate
GroundwaterHigh
CoastalLow
Infiltration CriteriaValue
Lot Impervious Area2,003 SF
Block Impervious %85%
Soil Infiltration Rate5 IN/HR
Available Area1,130 SF
Infiltration RatingLow
Flood Exposure TypeScore
Infiltration CriteriaValue
Sewer BackupMinimal
Lot Impervious Area2,003 SF
StormwaterModerate
Block Impervious %85%
GroundwaterHigh
Soil Infiltration Rate5 IN/HR
CoastalLow
Available Area1,130 SF
Infiltration RatingLow
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