Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 0 S Sam Houston Rd, Houston, TX 77075

HCAD #0131390000054
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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
0 S Sam Houston Rd, Houston, TX 77075
Elevation
40.11 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)
49.95 ft
Water surface elevation relative to sea level (NAVD88 datum).
Area Inundated
203.9 acres
69.2% of 500m radius flooded.
Nearest Bayou Stage
N/A
No nearby bayou within monitoring range
Depth-Damage (HCAD Valuation)
$0
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
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
22.4th percentile
Property Pollution Ranking
High
Higher pollution than 78% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
608 thousandlbs
Very High
93.2x more than typical Houston property
≈ 30 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
608 thousandlbs
Extremely High
126.1x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
33lbs
Above Typical
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
6
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)607,977 lbs607,943 lbs33 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)8,462 lbs8,461 lbs0 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 78% of Houston homes
Each bar's width represents the percentage of Houston homes in that pollution range. This property ranks in the 20-29th percentile.
📋
Top chemicals released near this property (past 10 years):
Methanol, Naphthalene, n-Hexane, Biphenyl, Xylene (mixed isomers)
View the full list of 38 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(38 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Methanol67-56-1441,334 lbs0 lbs441,334 lbs
2Naphthalene91-20-349,150 lbs0 lbs49,150 lbs
3n-Hexane110-54-325,830 lbs0 lbs25,830 lbs
4Biphenyl92-52-425,432 lbs0 lbs25,432 lbs
5Xylene (mixed isomers)1330-20-712,216 lbs0 lbs12,216 lbs
6Dichloromethane75-09-212,037 lbs0 lbs12,037 lbs
7Toluene108-88-311,225 lbs0 lbs11,225 lbs
8Ethylene glycol107-21-18,596 lbs0 lbs8,596 lbs
9Formic acid64-18-66,944 lbs0 lbs6,944 lbs
10Certain glycol ethersN2304,757 lbs0 lbs4,757 lbs
111,2,4-Trimethylbenzene95-63-64,260 lbs0 lbs4,260 lbs
12Ethylbenzene100-41-42,272 lbs0 lbs2,272 lbs
13Methyl isobutyl ketone108-10-12,123 lbs0 lbs2,123 lbs
14Manganese7439-96-5526 lbs12 lbs538 lbs
15Ammonia7664-41-7439 lbs0 lbs439 lbs
16Diethanolamine111-42-2323 lbs0 lbs323 lbs
17Cyclohexane110-82-7124 lbs0 lbs124 lbs
18Cumene98-82-880 lbs0 lbs80 lbs
19Chlorobenzene108-90-773 lbs0 lbs73 lbs
20Chromium7440-47-364 lbs8 lbs72 lbs
21Nickel7440-02-069 lbs3 lbs72 lbs
22Lead compoundsN4200 lbs7 lbs29 lbs
23DiisocyanatesN12012 lbs0 lbs12 lbs
24N,N-Dimethylformamide68-12-210 lbs0 lbs10 lbs
25Formaldehyde50-00-09 lbs0 lbs9 lbs
262-Methoxyethanol109-86-45 lbs0 lbs5 lbs
27Dibutyl phthalate84-74-25 lbs0 lbs5 lbs
28n-Butyl alcohol71-36-35 lbs0 lbs5 lbs
29Toluene diisocyanate (mixed isomers)26471-62-55 lbs0 lbs5 lbs
30Tetrachloroethylene127-18-45 lbs0 lbs5 lbs
31Toluene-2,4-diisocyanate584-84-93 lbs0 lbs3 lbs
32Lead7439-92-10 lbs2 lbs2 lbs
33Polycyclic aromatic compoundsN5902 lbs0 lbs2 lbs
34Benzene71-43-22 lbs0 lbs2 lbs
35m-Cresol108-39-41 lbs0 lbs1 lbs
36Phenol108-95-21 lbs0 lbs1 lbs
37Toluene-2,6-diisocyanate91-08-71 lbs0 lbs1 lbs
38Copper7440-50-80 lbs1 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
Methanol, n-Hexane, Formic acid, Certain glycol ethers, Ethylene glycol
View the full list of 13 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(13 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Methanol67-56-13,323 lbs0 lbs3,323 lbs
2n-Hexane110-54-31,377 lbs0 lbs1,377 lbs
3Formic acid64-18-61,064 lbs0 lbs1,064 lbs
4Certain glycol ethersN230684 lbs0 lbs684 lbs
5Ethylene glycol107-21-1664 lbs0 lbs664 lbs
6Toluene108-88-3530 lbs0 lbs530 lbs
7Xylene (mixed isomers)1330-20-7522 lbs0 lbs522 lbs
8Manganese7439-96-5263 lbs0 lbs263 lbs
9Chromium7440-47-314 lbs0 lbs14 lbs
10Nickel7440-02-012 lbs0 lbs12 lbs
111,2,4-Trimethylbenzene95-63-65 lbs0 lbs5 lbs
12DiisocyanatesN1204 lbs0 lbs4 lbs
13Lead compoundsN4200 lbs0 lbs2 lbs
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