Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 233 Hazel St, La Porte, Tx 77571

HCAD #0352080060015
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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
233 Hazel St, La Porte, Tx 77571
Building Size
4,576sqft
Total structure area from HCAD building records.
Elevation
12.73 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)
22.57 ft
Water surface elevation relative to sea level (NAVD88 datum).
Area Inundated
294.9 acres
100.0% of 500m radius flooded.
Nearest Bayou Stage
N/A
No nearby bayou within monitoring range
Depth-Damage (HCAD Valuation)
$0
Based on HCAD building value of $0.
Depth-Damage (Neighborhood)
$155,174
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
26.2th percentile
Property Pollution Ranking
Moderate
Higher pollution than 74% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
397 thousandlbs
Very High
60.8x more than typical Houston property
≈ 20 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
397 thousandlbs
Very High
82.3x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
54lbs
Above Typical
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
7
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)396,725 lbs396,672 lbs54 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)31,416 lbs31,416 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 74% 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, Ammonia, Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Ethylene, Vinyl acetate
View the full list of 31 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(31 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Methanol67-56-1177,343 lbs0 lbs177,343 lbs
2Ammonia7664-41-787,668 lbs0 lbs87,668 lbs
3Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-033,058 lbs0 lbs33,058 lbs
4Ethylene74-85-122,857 lbs0 lbs22,857 lbs
5Vinyl acetate108-05-422,306 lbs0 lbs22,306 lbs
6Acetaldehyde75-07-012,256 lbs0 lbs12,256 lbs
7Chlorine7782-50-510,430 lbs0 lbs10,430 lbs
8Chloroacetic acid79-11-84,175 lbs0 lbs4,175 lbs
9Acrylic acid79-10-73,532 lbs0 lbs3,532 lbs
10Chlorobenzene108-90-73,127 lbs0 lbs3,127 lbs
11Methyl methacrylate80-62-63,050 lbs0 lbs3,050 lbs
12Phosgene75-44-51,958 lbs0 lbs1,958 lbs
13Acetonitrile75-05-81,765 lbs0 lbs1,765 lbs
14Methyl tert-butyl ether1634-04-41,591 lbs0 lbs1,591 lbs
15Triethylamine121-44-81,515 lbs0 lbs1,515 lbs
16Ethyl chloroformate541-41-31,467 lbs0 lbs1,467 lbs
17Methyl chlorocarbonate79-22-11,449 lbs0 lbs1,449 lbs
18sec-Butyl alcohol78-92-21,434 lbs0 lbs1,434 lbs
19Ethylene oxide75-21-81,431 lbs0 lbs1,431 lbs
20Toluene108-88-31,261 lbs0 lbs1,261 lbs
21n-Butyl alcohol71-36-31,164 lbs0 lbs1,164 lbs
22Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-9597 lbs0 lbs597 lbs
23N,N-Dimethylformamide68-12-2535 lbs0 lbs535 lbs
24Propylene oxide75-56-9371 lbs0 lbs371 lbs
25Dichloromethane75-09-2251 lbs0 lbs251 lbs
26Zinc compoundsN98235 lbs33 lbs68 lbs
27Antimony compoundsN01020 lbs15 lbs35 lbs
28Ethylene glycol107-21-114 lbs0 lbs14 lbs
29Antimony And Antimony CompoundsN0105 lbs5 lbs10 lbs
30Butyl acrylate141-32-25 lbs0 lbs5 lbs
31Nickel compoundsN4950 lbs1 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
Methanol, Ammonia, Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Vinyl acetate, Chlorine
View the full list of 18 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(18 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Methanol67-56-110,953 lbs0 lbs10,953 lbs
2Ammonia7664-41-77,795 lbs0 lbs7,795 lbs
3Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-06,255 lbs0 lbs6,255 lbs
4Vinyl acetate108-05-42,418 lbs0 lbs2,418 lbs
5Chlorine7782-50-5961 lbs0 lbs961 lbs
6Ethylene74-85-1679 lbs0 lbs679 lbs
7Acetaldehyde75-07-0494 lbs0 lbs494 lbs
8Chloroacetic acid79-11-8476 lbs0 lbs476 lbs
9Ethylene oxide75-21-8420 lbs0 lbs420 lbs
10Methyl methacrylate80-62-6387 lbs0 lbs387 lbs
11Acrylic acid79-10-7186 lbs0 lbs186 lbs
12Ethyl chloroformate541-41-3120 lbs0 lbs120 lbs
13sec-Butyl alcohol78-92-293 lbs0 lbs93 lbs
14n-Butyl alcohol71-36-375 lbs0 lbs75 lbs
15Propylene oxide75-56-960 lbs0 lbs60 lbs
16Phosgene75-44-527 lbs0 lbs27 lbs
17Methyl chlorocarbonate79-22-113 lbs0 lbs13 lbs
18Ethylene glycol107-21-13 lbs0 lbs3 lbs
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