Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 3141 Hamilton St, La Porte, TX 77571

HCAD #0610570190011
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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
3141 Hamilton St, La Porte, TX 77571
Elevation
10.07 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)
19.91 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
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
16.3th percentile
Property Pollution Ranking
High
Higher pollution than 84% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
1.72 millionlbs
Extremely High
263.6x more than typical Houston property
≈ 86 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
1.72 millionlbs
Extremely High
356.5x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
566lbs
High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
11
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)1,719,599 lbs1,719,033 lbs566 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)129,905 lbs129,854 lbs51 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 84% of Houston homes
Each bar's width represents the percentage of Houston homes in that pollution range. This property ranks in the 10-19th percentile.
📋
Top chemicals released near this property (past 10 years):
Ethylene, Methanol, Ammonia, Acrylic acid, Vinyl acetate
View the full list of 47 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(47 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Ethylene74-85-1339,184 lbs0 lbs339,184 lbs
2Methanol67-56-1277,225 lbs55 lbs277,280 lbs
3Ammonia7664-41-7265,454 lbs0 lbs265,454 lbs
4Acrylic acid79-10-7247,770 lbs0 lbs247,770 lbs
5Vinyl acetate108-05-4120,415 lbs0 lbs120,415 lbs
6Benzene71-43-2115,467 lbs0 lbs115,467 lbs
7Cyclohexane110-82-7102,600 lbs0 lbs102,600 lbs
8Ethylbenzene100-41-466,674 lbs0 lbs66,674 lbs
9Styrene100-42-551,437 lbs0 lbs51,437 lbs
10Certain glycol ethersN23034,364 lbs0 lbs34,364 lbs
11Isoprene78-79-515,828 lbs0 lbs15,828 lbs
12Propylene115-07-115,687 lbs0 lbs15,687 lbs
131,3-Butadiene106-99-014,544 lbs0 lbs14,544 lbs
14Toluene108-88-38,514 lbs0 lbs8,514 lbs
15Formaldehyde50-00-07,585 lbs0 lbs7,585 lbs
16Trade SecretTRD SECRT5,905 lbs88 lbs5,993 lbs
171,2,4-Trimethylbenzene95-63-64,474 lbs0 lbs4,474 lbs
18Butyl acrylate141-32-24,451 lbs0 lbs4,451 lbs
19Xylene (mixed isomers)1330-20-72,663 lbs0 lbs2,663 lbs
20Acetaldehyde75-07-02,587 lbs0 lbs2,587 lbs
21Chlorine7782-50-52,246 lbs0 lbs2,246 lbs
22Formic acid64-18-62,017 lbs0 lbs2,017 lbs
23Acrylonitrile107-13-11,977 lbs0 lbs1,977 lbs
24NonylphenolN5301,974 lbs0 lbs1,974 lbs
25n-Hexane110-54-31,735 lbs0 lbs1,735 lbs
26Naphthalene91-20-31,572 lbs0 lbs1,572 lbs
27Nitric acid7697-37-21,405 lbs0 lbs1,405 lbs
28Nonylphenol EthoxylatesN535773 lbs0 lbs773 lbs
29Maleic anhydride108-31-6534 lbs0 lbs534 lbs
30Ethylene glycol107-21-1496 lbs0 lbs496 lbs
31Acrolein107-02-8402 lbs0 lbs402 lbs
32Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs370 lbs370 lbs
33Hydroquinone123-31-9355 lbs0 lbs355 lbs
34Benzyl chloride100-44-7228 lbs0 lbs228 lbs
35Diethanolamine111-42-2106 lbs0 lbs106 lbs
36Diethyl sulfate64-67-585 lbs0 lbs85 lbs
37Zinc compoundsN98248 lbs33 lbs81 lbs
38Propylene oxide75-56-953 lbs0 lbs53 lbs
39Epichlorohydrin106-89-842 lbs0 lbs42 lbs
40n-Butyl alcohol71-36-337 lbs0 lbs37 lbs
41Antimony compoundsN01020 lbs15 lbs35 lbs
42Acetonitrile75-05-833 lbs0 lbs33 lbs
43Bis(2-chloroethyl) ether111-44-426 lbs0 lbs26 lbs
442,4-Dimethylphenol105-67-917 lbs0 lbs17 lbs
45Cumene98-82-815 lbs0 lbs15 lbs
46Antimony And Antimony CompoundsN0105 lbs5 lbs10 lbs
47Ethylene oxide75-21-85 lbs0 lbs5 lbs
📋
Top chemicals released near this property (2024 only):
Ethylene, Ammonia, Acrylic acid, Methanol, Vinyl acetate
View the full list of 34 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(34 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Ethylene74-85-124,775 lbs0 lbs24,775 lbs
2Ammonia7664-41-723,068 lbs0 lbs23,068 lbs
3Acrylic acid79-10-720,841 lbs0 lbs20,841 lbs
4Methanol67-56-114,437 lbs5 lbs14,442 lbs
5Vinyl acetate108-05-411,698 lbs0 lbs11,698 lbs
6Benzene71-43-28,393 lbs0 lbs8,393 lbs
7Cyclohexane110-82-78,060 lbs0 lbs8,060 lbs
8Ethylbenzene100-41-44,042 lbs0 lbs4,042 lbs
9Styrene100-42-53,598 lbs0 lbs3,598 lbs
10Isoprene78-79-52,125 lbs0 lbs2,125 lbs
11Propylene115-07-12,003 lbs0 lbs2,003 lbs
121,3-Butadiene106-99-01,187 lbs0 lbs1,187 lbs
13Acrylonitrile107-13-1879 lbs0 lbs879 lbs
14Butyl acrylate141-32-2848 lbs0 lbs848 lbs
151,2,4-Trimethylbenzene95-63-6599 lbs0 lbs599 lbs
16Toluene108-88-3587 lbs0 lbs587 lbs
17NonylphenolN530551 lbs0 lbs551 lbs
18Certain glycol ethersN230421 lbs0 lbs421 lbs
19Xylene (mixed isomers)1330-20-7363 lbs0 lbs363 lbs
20Formaldehyde50-00-0296 lbs0 lbs296 lbs
21Naphthalene91-20-3223 lbs0 lbs223 lbs
22Nitric acid7697-37-2217 lbs0 lbs217 lbs
23Formic acid64-18-6175 lbs0 lbs175 lbs
24n-Hexane110-54-3160 lbs0 lbs160 lbs
25Benzyl chloride100-44-7119 lbs0 lbs119 lbs
26Ethylene glycol107-21-184 lbs0 lbs84 lbs
27Trade SecretTRD SECRT0 lbs46 lbs46 lbs
28Acrolein107-02-828 lbs0 lbs28 lbs
29Maleic anhydride108-31-626 lbs0 lbs26 lbs
30Acetonitrile75-05-824 lbs0 lbs24 lbs
31Hydroquinone123-31-923 lbs0 lbs23 lbs
32Acetaldehyde75-07-02 lbs0 lbs2 lbs
33Propylene oxide75-56-91 lbs0 lbs1 lbs
34Ethylene oxide75-21-81 lbs0 lbs1 lbs
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