Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 2930 N Island Dr, Seabrook, TX 77586

HCAD #1202140030006
🧭Jump to Section
🌍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
2930 N Island Dr, Seabrook, TX 77586
Building Size
5,946sqft
Total structure area from HCAD building records.
Elevation
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)
20.84 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)
$666,276
Based on HCAD building value of $1,025,040.
Depth-Damage (Neighborhood)
$669,516
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
14.7th percentile
Property Pollution Ranking
High
Higher pollution than 85% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
2.52 millionlbs
Extremely High
386.4x more than typical Houston property
≈ 126 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
2.52 millionlbs
Extremely High
522.7x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
310lbs
High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
12
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)2,520,978 lbs2,520,668 lbs310 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)225,891 lbs225,815 lbs76 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 85% 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):
tert-Butyl alcohol, Propylene, Acrylic acid, Propylene oxide, Methanol
View the full list of 56 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(56 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1tert-Butyl alcohol75-65-0747,259 lbs0 lbs747,259 lbs
2Propylene115-07-1566,101 lbs0 lbs566,101 lbs
3Acrylic acid79-10-7248,318 lbs0 lbs248,318 lbs
4Propylene oxide75-56-9214,725 lbs0 lbs214,725 lbs
5Methanol67-56-1183,575 lbs0 lbs183,575 lbs
6Ethylene74-85-1178,679 lbs0 lbs178,679 lbs
7Benzene71-43-2129,270 lbs0 lbs129,270 lbs
8Ethylbenzene100-41-466,024 lbs0 lbs66,024 lbs
9Styrene100-42-547,507 lbs0 lbs47,507 lbs
10Molybdenum trioxide1313-27-526,754 lbs0 lbs26,754 lbs
11Toluene108-88-320,552 lbs0 lbs20,552 lbs
12Dicyclopentadiene77-73-619,800 lbs0 lbs19,800 lbs
13Ammonia7664-41-719,439 lbs0 lbs19,439 lbs
141,3-Butadiene106-99-015,407 lbs0 lbs15,407 lbs
15Trade SecretTRD SECRT5,905 lbs88 lbs5,993 lbs
16Formic acid64-18-64,888 lbs0 lbs4,888 lbs
17Naphthalene91-20-34,633 lbs0 lbs4,633 lbs
18Acetonitrile75-05-82,727 lbs0 lbs2,727 lbs
19Zinc compoundsN9822,389 lbs113 lbs2,502 lbs
20Formaldehyde50-00-02,475 lbs0 lbs2,475 lbs
21Acrylonitrile107-13-12,062 lbs0 lbs2,062 lbs
22Butyl acrylate141-32-21,939 lbs0 lbs1,939 lbs
23Ethylene glycol107-21-11,906 lbs0 lbs1,906 lbs
24Ethylene oxide75-21-81,298 lbs0 lbs1,298 lbs
25n-Butyl alcohol71-36-31,230 lbs0 lbs1,230 lbs
26Vanadium compoundsN770945 lbs0 lbs960 lbs
27o-Xylene95-47-6815 lbs0 lbs815 lbs
28Chlorobenzene108-90-7583 lbs0 lbs583 lbs
29Maleic anhydride108-31-6534 lbs0 lbs534 lbs
30Acetaldehyde75-07-0504 lbs0 lbs504 lbs
31Acrolein107-02-8402 lbs0 lbs402 lbs
32Cumene98-82-8369 lbs0 lbs369 lbs
33Hydroquinone123-31-9355 lbs0 lbs355 lbs
34Diethanolamine111-42-2308 lbs0 lbs308 lbs
35Phosphorus (yellow or white)12185-10-3250 lbs0 lbs250 lbs
36Butyraldehyde123-72-8186 lbs0 lbs186 lbs
37Antimony And Antimony CompoundsN01085 lbs77 lbs161 lbs
384,4'-Isopropylidenediphenol80-05-7141 lbs0 lbs141 lbs
39Antimony compoundsN01044 lbs25 lbs69 lbs
40Xylene (mixed isomers)1330-20-765 lbs0 lbs65 lbs
41Nitrate compounds (water dissociable; reportable only when in aqueous solution)N51145 lbs0 lbs45 lbs
42Lead And Lead CompoundsN42033 lbs3 lbs37 lbs
43Sodium nitrite7632-00-033 lbs0 lbs33 lbs
44Zinc (fume or dust)7440-66-626 lbs0 lbs26 lbs
45Lead compoundsN42017 lbs1 lbs18 lbs
461,2,4-Trimethylbenzene95-63-618 lbs0 lbs18 lbs
47Cadmium compoundsN07811 lbs0 lbs11 lbs
48Pyridine110-86-110 lbs0 lbs10 lbs
49Allyl alcohol107-18-610 lbs0 lbs10 lbs
50Chromium7440-47-37 lbs2 lbs9 lbs
51Methyl acrylate96-33-36 lbs0 lbs6 lbs
52Lead7439-92-12 lbs0 lbs2 lbs
53Biphenyl92-52-42 lbs0 lbs2 lbs
54Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)N0901 lbs0 lbs2 lbs
55Chromium compounds (except for chromite ore mined in the Transvaal Region)N0901 lbs0 lbs1 lbs
56N-Methyl-2-pyrrolidone872-50-41 lbs0 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
tert-Butyl alcohol, Propylene, Acrylic acid, Ethylene, Propylene oxide
View the full list of 32 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(32 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1tert-Butyl alcohol75-65-0100,711 lbs0 lbs100,711 lbs
2Propylene115-07-139,502 lbs0 lbs39,502 lbs
3Acrylic acid79-10-720,902 lbs0 lbs20,902 lbs
4Ethylene74-85-116,290 lbs0 lbs16,290 lbs
5Propylene oxide75-56-915,147 lbs0 lbs15,147 lbs
6Benzene71-43-29,442 lbs0 lbs9,442 lbs
7Methanol67-56-15,954 lbs0 lbs5,954 lbs
8Ethylbenzene100-41-43,948 lbs0 lbs3,948 lbs
9Styrene100-42-53,330 lbs0 lbs3,330 lbs
10Molybdenum trioxide1313-27-53,114 lbs0 lbs3,114 lbs
11Dicyclopentadiene77-73-62,368 lbs0 lbs2,368 lbs
12Toluene108-88-31,552 lbs0 lbs1,552 lbs
13Acrylonitrile107-13-1883 lbs0 lbs883 lbs
14Butyl acrylate141-32-2848 lbs0 lbs848 lbs
151,3-Butadiene106-99-0808 lbs0 lbs808 lbs
16Naphthalene91-20-3303 lbs0 lbs303 lbs
17Formic acid64-18-6175 lbs0 lbs175 lbs
18Formaldehyde50-00-0151 lbs0 lbs151 lbs
19Ethylene oxide75-21-8145 lbs0 lbs145 lbs
20Chlorobenzene108-90-7100 lbs0 lbs100 lbs
21Trade SecretTRD SECRT0 lbs46 lbs46 lbs
22Antimony And Antimony CompoundsN01026 lbs19 lbs45 lbs
23Acrolein107-02-828 lbs0 lbs28 lbs
24Maleic anhydride108-31-626 lbs0 lbs26 lbs
25Hydroquinone123-31-923 lbs0 lbs23 lbs
26Zinc compoundsN98213 lbs10 lbs22 lbs
27Ethylene glycol107-21-110 lbs0 lbs10 lbs
28Zinc (fume or dust)7440-66-69 lbs0 lbs9 lbs
29Chromium7440-47-34 lbs1 lbs4 lbs
30Lead And Lead CompoundsN4202 lbs1 lbs3 lbs
31Methyl acrylate96-33-32 lbs0 lbs2 lbs
324,4'-Isopropylidenediphenol80-05-71 lbs0 lbs1 lbs
Loading property data...
🏘️Explore More Properties