Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 7902 Kellwood Dr, Houston, TX 77040

HCAD #1093160000228
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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 AE
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
7902 Kellwood Dr, Houston, TX 77040
Building Size
1,941sqft
Total structure area from HCAD building records.
Elevation
85.29 ft
Height above sea level from USGS data.
FEMA Flood Zone
AE
High Risk - 1% annual chance with established base flood elevation
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)
95.13 ft
Water surface elevation relative to sea level (NAVD88 datum).
Area Inundated
223.7 acres
75.9% of 500m radius flooded.
Nearest Bayou Stage
N/A
No nearby bayou within monitoring range
Depth-Damage (HCAD Valuation)
$86,273
Based on HCAD building value of $132,729.
Depth-Damage (Neighborhood)
$90,851
Based on neighborhood replacement cost.
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
Special Flood Hazard Area (SFHA): Flood insurance required for federally backed mortgages
#2
Obtain an Elevation Certificate to determine accurate flood insurance premiums
#3
Property elevation currently above simulated flood level
#4
Maintain flood insurance coverage as required in Special Flood Hazard Areas
#5
Review official FEMA Flood Insurance Rate Map (FIRM) for detailed flood zone boundaries
#6
Contact Harris County Flood Control District (HCFCD) for drainage projects and flood information
🏭Industrial Pollution Exposure
36.7th percentile
Property Pollution Ranking
Moderate
Higher pollution than 63% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
93 thousandlbs
High
14.2x more than typical Houston property
≈ 5 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
93 thousandlbs
High
19.2x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
118lbs
High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
9
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)92,624 lbs92,506 lbs118 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)2,945 lbs2,870 lbs17 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 63% of Houston homes
Each bar's width represents the percentage of Houston homes in that pollution range. This property ranks in the 30-39th percentile.
📋
Top chemicals released near this property (past 10 years):
Xylene (mixed isomers), Benzene, Ethylbenzene, o-Xylene, Manganese
View the full list of 16 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(16 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Xylene (mixed isomers)1330-20-779,459 lbs6 lbs79,465 lbs
2Benzene71-43-29,329 lbs0 lbs9,329 lbs
3Ethylbenzene100-41-41,571 lbs0 lbs1,571 lbs
4o-Xylene95-47-6841 lbs0 lbs841 lbs
5Manganese7439-96-5628 lbs10 lbs638 lbs
6Chromium7440-47-3406 lbs0 lbs406 lbs
7Barium compounds (except for barium sulfate (CAS No. 7727-43-7))N04022 lbs98 lbs232 lbs
8Nickel7440-02-0157 lbs0 lbs157 lbs
9Lead compoundsN42022 lbs3 lbs30 lbs
10Nitrate compounds (water dissociable; reportable only when in aqueous solution)N51118 lbs0 lbs18 lbs
11Copper7440-50-817 lbs0 lbs17 lbs
12Manganese compoundsN45013 lbs0 lbs13 lbs
13Propylene115-07-110 lbs0 lbs10 lbs
14Zinc compoundsN9829 lbs0 lbs9 lbs
15Mercury compoundsN4584 lbs0 lbs4 lbs
16Lead7439-92-10 lbs1 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
Xylene (mixed isomers), Benzene, Manganese, Nickel, Barium compounds (except for barium sulfate (CAS No. 7727-43-7))
View the full list of 10 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(10 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Xylene (mixed isomers)1330-20-72,295 lbs0 lbs2,295 lbs
2Benzene71-43-2334 lbs0 lbs334 lbs
3Manganese7439-96-576 lbs10 lbs85 lbs
4Nickel7440-02-079 lbs0 lbs79 lbs
5Barium compounds (except for barium sulfate (CAS No. 7727-43-7))N0406 lbs6 lbs68 lbs
6Ethylbenzene100-41-447 lbs0 lbs47 lbs
7Chromium7440-47-323 lbs0 lbs23 lbs
8Lead compoundsN4204 lbs0 lbs7 lbs
9Copper7440-50-86 lbs0 lbs6 lbs
10Lead7439-92-10 lbs1 lbs1 lbs
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