Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 234 Crescent View St, La Porte, TX 77571

HCAD #0600550000019
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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
234 Crescent View St, La Porte, TX 77571
Building Size
2,054sqft
Total structure area from HCAD building records.
Elevation
10.71 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)
20.56 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)
$93,243
Based on HCAD building value of $143,451.
Depth-Damage (Neighborhood)
$93,256
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
17.8th percentile
Property Pollution Ranking
High
Higher pollution than 82% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
1.39 millionlbs
Extremely High
212.4x more than typical Houston property
≈ 69 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
1.39 millionlbs
Extremely High
287.3x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
479lbs
High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
14
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)1,386,064 lbs1,385,585 lbs479 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)106,248 lbs106,243 lbs5 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 82% 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, Vinyl acetate, Cyclohexane
View the full list of 55 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(55 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Ethylene74-85-1323,747 lbs0 lbs323,747 lbs
2Methanol67-56-1305,105 lbs55 lbs305,160 lbs
3Ammonia7664-41-7247,756 lbs0 lbs247,756 lbs
4Vinyl acetate108-05-4120,415 lbs0 lbs120,415 lbs
5Cyclohexane110-82-7102,641 lbs0 lbs102,641 lbs
6Propylene oxide75-56-995,325 lbs0 lbs95,325 lbs
7Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-035,668 lbs0 lbs35,668 lbs
8Certain glycol ethersN23034,372 lbs0 lbs34,372 lbs
9n-Hexane110-54-317,593 lbs0 lbs17,593 lbs
10Isoprene78-79-515,828 lbs0 lbs15,828 lbs
11Chlorine7782-50-512,676 lbs0 lbs12,676 lbs
121,3-Butadiene106-99-012,674 lbs0 lbs12,674 lbs
13Xylene (mixed isomers)1330-20-78,223 lbs0 lbs8,223 lbs
14Styrene100-42-55,569 lbs0 lbs5,569 lbs
15Formaldehyde50-00-05,143 lbs0 lbs5,143 lbs
161,2,4-Trimethylbenzene95-63-64,474 lbs0 lbs4,474 lbs
17Chloroacetic acid79-11-84,175 lbs0 lbs4,175 lbs
18Toluene108-88-33,240 lbs0 lbs3,240 lbs
191,4-Dioxane123-91-12,644 lbs0 lbs2,644 lbs
20Acetaldehyde75-07-02,587 lbs0 lbs2,587 lbs
21Butyl acrylate141-32-22,512 lbs0 lbs2,512 lbs
221,2-Butylene oxide106-88-72,348 lbs0 lbs2,348 lbs
23NonylphenolN5301,974 lbs0 lbs1,974 lbs
24Phosgene75-44-51,958 lbs0 lbs1,958 lbs
25Allyl alcohol107-18-61,820 lbs0 lbs1,820 lbs
26Naphthalene91-20-31,572 lbs0 lbs1,572 lbs
27Ethyl chloroformate541-41-31,467 lbs0 lbs1,467 lbs
28Methyl chlorocarbonate79-22-11,449 lbs0 lbs1,449 lbs
29sec-Butyl alcohol78-92-21,434 lbs0 lbs1,434 lbs
30Nitric acid7697-37-21,405 lbs0 lbs1,405 lbs
31n-Butyl alcohol71-36-31,279 lbs0 lbs1,279 lbs
32tert-Butyl alcohol75-65-01,254 lbs0 lbs1,254 lbs
33Dicyclopentadiene77-73-61,178 lbs0 lbs1,178 lbs
34Ethylene glycol107-21-11,118 lbs0 lbs1,118 lbs
35Nonylphenol EthoxylatesN535773 lbs0 lbs773 lbs
36Ethylbenzene100-41-4728 lbs0 lbs728 lbs
37Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-9597 lbs0 lbs597 lbs
38Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs370 lbs370 lbs
39Benzyl chloride100-44-7228 lbs0 lbs228 lbs
40Ethylene oxide75-21-8169 lbs0 lbs169 lbs
41Diethanolamine111-42-2106 lbs0 lbs106 lbs
42Diethyl sulfate64-67-585 lbs0 lbs85 lbs
43Zinc compoundsN98248 lbs33 lbs81 lbs
44Epichlorohydrin106-89-842 lbs0 lbs42 lbs
45Antimony compoundsN01020 lbs15 lbs35 lbs
46N,N-Dimethylformamide68-12-234 lbs0 lbs34 lbs
47Acetonitrile75-05-833 lbs0 lbs33 lbs
48Bis(2-chloroethyl) ether111-44-426 lbs0 lbs26 lbs
49Formic acid64-18-621 lbs0 lbs21 lbs
502,4-Dimethylphenol105-67-917 lbs0 lbs17 lbs
51Cumene98-82-815 lbs0 lbs15 lbs
52Phthalic anhydride85-44-913 lbs0 lbs13 lbs
53Antimony And Antimony CompoundsN0105 lbs5 lbs10 lbs
541,3-Phenylenediamine108-45-22 lbs0 lbs2 lbs
55Nickel compoundsN4950 lbs1 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
Ethylene, Ammonia, Methanol, Vinyl acetate, Cyclohexane
View the full list of 37 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(37 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Ethylene74-85-124,034 lbs0 lbs24,034 lbs
2Ammonia7664-41-723,068 lbs0 lbs23,068 lbs
3Methanol67-56-115,376 lbs5 lbs15,381 lbs
4Vinyl acetate108-05-411,698 lbs0 lbs11,698 lbs
5Cyclohexane110-82-78,101 lbs0 lbs8,101 lbs
6Propylene oxide75-56-97,914 lbs0 lbs7,914 lbs
7Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-06,374 lbs0 lbs6,374 lbs
8Isoprene78-79-52,125 lbs0 lbs2,125 lbs
91,3-Butadiene106-99-01,187 lbs0 lbs1,187 lbs
10Chlorine7782-50-5961 lbs0 lbs961 lbs
111,2,4-Trimethylbenzene95-63-6599 lbs0 lbs599 lbs
12NonylphenolN530551 lbs0 lbs551 lbs
13n-Hexane110-54-3521 lbs0 lbs521 lbs
14Chloroacetic acid79-11-8476 lbs0 lbs476 lbs
15Xylene (mixed isomers)1330-20-7451 lbs0 lbs451 lbs
16Styrene100-42-5424 lbs0 lbs424 lbs
17Certain glycol ethersN230421 lbs0 lbs421 lbs
18Toluene108-88-3258 lbs0 lbs258 lbs
19Naphthalene91-20-3223 lbs0 lbs223 lbs
20Nitric acid7697-37-2217 lbs0 lbs217 lbs
21Formaldehyde50-00-0145 lbs0 lbs145 lbs
221,4-Dioxane123-91-1126 lbs0 lbs126 lbs
23Ethyl chloroformate541-41-3120 lbs0 lbs120 lbs
24Benzyl chloride100-44-7119 lbs0 lbs119 lbs
25Ethylene glycol107-21-1103 lbs0 lbs103 lbs
26Dicyclopentadiene77-73-697 lbs0 lbs97 lbs
27Allyl alcohol107-18-696 lbs0 lbs96 lbs
28Ethylbenzene100-41-494 lbs0 lbs94 lbs
29sec-Butyl alcohol78-92-293 lbs0 lbs93 lbs
30n-Butyl alcohol71-36-385 lbs0 lbs85 lbs
311,2-Butylene oxide106-88-752 lbs0 lbs52 lbs
32Ethylene oxide75-21-842 lbs0 lbs42 lbs
33Phosgene75-44-527 lbs0 lbs27 lbs
34tert-Butyl alcohol75-65-026 lbs0 lbs26 lbs
35Acetonitrile75-05-824 lbs0 lbs24 lbs
36Methyl chlorocarbonate79-22-113 lbs0 lbs13 lbs
37Acetaldehyde75-07-02 lbs0 lbs2 lbs
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