Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 4927 Cranswick Rd, Houston, TX 77041

HCAD #1283540010005
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🌍Environmental Assessment

This comprehensive report analyzes both flood risk and industrial pollution exposure for this property. The assessment combines multiple data sources including USGS elevation, FEMA flood zones, historical storm modeling, and EPA Toxic Release Inventory records.

🌊Flood Risk Analysis
FEMA Zone X
Property Overview

This section shows the fundamental characteristics of the property, including its elevation above sea level, FEMA flood zone designation, and our calculated overall flood risk rating based on historical data and topographic analysis.

Address
4927 Cranswick Rd, Houston, TX 77041
Elevation
88.63 ft
Height above sea level from USGS data.
FEMA Flood Zone
X
Moderate to Low Risk - Outside 500-year floodplain
Overall Risk
Very High
Property flooded at 9.84ft depth.
Risk Assessment Outputs

These detailed metrics show the technical outputs from our flood risk model. They include predicted water depths at the property during a 5000-year flood event and estimated flood damage based on USACE methodology.

Risk Rating
Very High
Flood Depth
9.84 ft±0.5 ft
Depth of water above ground level.
Water Surface Elevation (WSE)
98.47 ft
Water surface elevation relative to sea level (NAVD88 datum).
Area Inundated
238.6 acres
80.9% of 500m radius flooded.
Nearest Bayou Stage
N/A
No nearby bayou within monitoring range
Depth-Damage (HCAD Valuation)
$275,642
Vacant lot (no building data).
Depth-Damage (Neighborhood)
$0
Vacant lot (no building data).
Analysis Method
COG Combined 5000 Model
Raster-based flood inundation query
Flood Simulation

This simulation shows whether the property would flood based on a 5000-year flood event with 3m (9.84ft) water level. Use the interactive tool to explore different scenarios.

Property Would Be Flooded
Flood Depth: 9.84 feet
Severity
Severe
Adjust Flood Simulation

The analysis above uses default settings (5000-year flood, 3m/9.84ft water level). To explore different flood scenarios with interactive maps, return to the main tool:

Open Interactive Analysis Tool
Flood Risk Recommendations

Based on the property's flood risk profile, here are specific action items to consider.

#1
Minimal flood hazard area - property outside mapped high-risk zones
#2
Flood insurance available at preferred rates - over 25% of claims occur in low-risk areas
#3
Review official FEMA Flood Insurance Rate Map (FIRM) for detailed flood zone boundaries
#4
Contact Harris County Flood Control District (HCFCD) for drainage projects and flood information
🏭Industrial Pollution Exposure
44.9th percentile
Property Pollution Ranking
Moderate
Higher pollution than 55% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
19 thousandlbs
Above Typical
2.9x more than typical Houston property
≈ 1 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
19 thousandlbs
Above Typical
3.9x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
556lbs
High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
12
Industrial facilities within 2 miles
💡
Why It Matters: High chemical activity nearby can indicate industrial zones, truck traffic, or potential odor and noise issues. These factors may affect air quality, long-term property desirability, and neighborhood character. This data helps you understand the industrial footprint around your property.
Houston Metro Benchmarks

Comparison with typical Houston properties (based on 10,000 randomly sampled homes). All measurements are for chemicals released within a 2-mile radius.

PeriodTotalAirWater
Typical Houston Property (2014-2024)6,524 lbs4,822 lbs0 lbs
This Property (2014-2024)19,228 lbs18,672 lbs556 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)1,277 lbs1,185 lbs33 lbs
How This Property Compares to Houston Metro

Based on a random sample of 10,000 Houston properties, this chart shows the distribution of pollution levels across the metro area. The highlighted bar indicates where this property falls compared to other homes. Lower percentiles mean higher pollution exposure.

0-9thMost Polluted
9.9%
10-19th
10.1%
20-29th
9.9%
30-39th
10.1%
40-49th
9.7%
50-59th
10.2%
60-69th
6%
70-79th
5.8%
80-89th
4.3%
90-100thLowest Pollution
34.2%
Higher pollution than 55% of Houston homes
Each bar's width represents the percentage of Houston homes in that pollution range. This property ranks in the 40-49th percentile (slightly higher than average).
📋
Top chemicals released near this property (past 10 years):
Nitric acid, Ammonia, Zinc compounds, Propylene, 4,4'-Isopropylidenediphenol
View the full list of 15 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(15 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Nitric acid7697-37-28,294 lbs0 lbs8,294 lbs
2Ammonia7664-41-76,249 lbs0 lbs6,249 lbs
3Zinc compoundsN9822,426 lbs443 lbs2,868 lbs
4Propylene115-07-1975 lbs0 lbs975 lbs
54,4'-Isopropylidenediphenol80-05-7286 lbs5 lbs291 lbs
6Barium compounds (except for barium sulfate (CAS No. 7727-43-7))N04022 lbs98 lbs232 lbs
7Chromium7440-47-3212 lbs0 lbs212 lbs
8Nickel7440-02-062 lbs0 lbs62 lbs
9Triglycidyl isocyanurate2451-62-943 lbs5 lbs48 lbs
10Lead compoundsN42032 lbs5 lbs42 lbs
11Copper7440-50-834 lbs0 lbs34 lbs
12Manganese7439-96-532 lbs0 lbs32 lbs
13Mercury compoundsN4584 lbs0 lbs4 lbs
14Cobalt7440-48-42 lbs0 lbs2 lbs
15Lead And Lead CompoundsN4201 lbs0 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
Nitric acid, Ammonia, Zinc compounds, Barium compounds (except for barium sulfate (CAS No. 7727-43-7)), Chromium
View the full list of 12 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(12 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Nitric acid7697-37-2754 lbs0 lbs754 lbs
2Ammonia7664-41-7250 lbs0 lbs250 lbs
3Zinc compoundsN982110 lbs17 lbs127 lbs
4Barium compounds (except for barium sulfate (CAS No. 7727-43-7))N0406 lbs6 lbs68 lbs
5Chromium7440-47-318 lbs0 lbs18 lbs
6Triglycidyl isocyanurate2451-62-912 lbs5 lbs17 lbs
7Nickel7440-02-015 lbs0 lbs15 lbs
8Lead compoundsN4205 lbs0 lbs8 lbs
9Copper7440-50-87 lbs0 lbs7 lbs
104,4'-Isopropylidenediphenol80-05-71 lbs5 lbs6 lbs
11Manganese7439-96-54 lbs0 lbs4 lbs
12Cobalt7440-48-42 lbs0 lbs2 lbs
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