12-05 31st Avenue, Queens, NY 11106 Flood Risk | Flood Form
FLOOD FORM 12-05 31 AVENUE
Queens, 11106
D
Resilience Grade
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Property Summary
Moderate Compound Flood Exposure index.Sewer backup is the primary exposure factor for this property.Low infiltration potential — conveyance and management strategies may be more appropriate. Estimated groundwater depth of about 10' indicates a persistently shallow water table with elevated seepage potential into below-grade spaces. Property drains to the BB-029 combined sewer outfall. Proximity to a NYS DEC remediation site warrants soil testing before any infiltration work.
Property TypeTwo Family Residential, Built 1920
Building Footprint760 SF
Roof Runoff 1" Rain474 Gallons
Elevation14'
Groundwater Depth10'
SewershedBB-029
Flood Exposure TypeScore
Sewer BackupModerate
StormwaterLow
GroundwaterModerate
CoastalLow
Infiltration CriteriaValue
Lot Impervious Area2,180 SF
Block Impervious %88%
Soil Infiltration Rate3 IN/HR
Available Area1,436 SF
Infiltration RatingLow
Flood Exposure TypeScore
Infiltration CriteriaValue
Sewer BackupModerate
Lot Impervious Area2,180 SF
StormwaterLow
Block Impervious %88%
GroundwaterModerate
Soil Infiltration Rate3 IN/HR
CoastalLow
Available Area1,436 SF
Infiltration RatingLow
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