Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 0 State Hwy 225, Deer Park, TX 77536

HCAD #0402180040001
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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 State Hwy 225, Deer Park, TX 77536
Elevation
27.14 ft
Height above sea level from USGS data.
FEMA Flood Zone
AE
High Risk - 1% annual chance with established base flood elevation
Overall Risk
Moderate
Risk based on FEMA zone and simulation.
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
Moderate
Flood Depth
0 ft±0.5 ft
No flooding at current water level.
Water Surface Elevation (WSE)
N/A
Water surface elevation data not available.
Area Inundated
130.1 acres
44.1% 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 Safe
Safety Margin: 0 feet
Severity
Safe
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
6.4th percentile
Property Pollution Ranking
Very High
Higher pollution than 94% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
19.01 millionlbs
Extremely High
2914.4x more than typical Houston property
≈ 951 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
11.11 millionlbs
Extremely High
2304.8x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
7.9 millionlbs
Extremely 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)19,014,315 lbs11,114,718 lbs7,899,597 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)1,658,703 lbs1,327,340 lbs331,359 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 94% of Houston homes
Each bar's width represents the percentage of Houston homes in that pollution range. This property ranks in the 0-9th percentile (top 10% most polluted).
📋
Top chemicals released near this property (past 10 years):
Nitrate compounds (water dissociable; reportable only when in aqueous solution), Ethylene, Cumene, Propylene, 1,3-Butadiene
View the full list of 84 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(84 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs7,511,077 lbs7,511,077 lbs
2Ethylene74-85-11,626,071 lbs0 lbs1,626,071 lbs
3Cumene98-82-81,367,654 lbs883 lbs1,368,536 lbs
4Propylene115-07-11,276,381 lbs0 lbs1,276,381 lbs
51,3-Butadiene106-99-01,022,026 lbs45 lbs1,022,071 lbs
6Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-91,016,215 lbs0 lbs1,016,215 lbs
7Phenol108-95-2642,527 lbs1,112 lbs643,639 lbs
8Benzene71-43-2594,774 lbs245 lbs595,019 lbs
9Methanol67-56-1446,340 lbs141,201 lbs587,541 lbs
10Toluene108-88-3505,020 lbs199 lbs505,219 lbs
11Ammonia7664-41-7469,639 lbs14,832 lbs484,471 lbs
12Xylene (mixed isomers)1330-20-7255,366 lbs179 lbs255,545 lbs
13Acetophenone98-86-2213,206 lbs5,107 lbs218,312 lbs
14Hydrogen sulfide7783-06-4211,383 lbs2,545 lbs213,928 lbs
15n-Hexane110-54-3183,018 lbs10 lbs183,028 lbs
16Vinyl chloride75-01-4166,976 lbs14 lbs166,990 lbs
17Hydrogen cyanide74-90-8126,501 lbs2,741 lbs129,242 lbs
184,4'-Isopropylidenediphenol80-05-7125,700 lbs0 lbs125,700 lbs
19Epichlorohydrin106-89-8121,011 lbs3,811 lbs124,822 lbs
20Acetaldehyde75-07-099,060 lbs4,079 lbs103,139 lbs
21Sodium nitrite7632-00-00 lbs102,300 lbs102,300 lbs
22Acetonitrile75-05-883,752 lbs12,219 lbs95,971 lbs
23Ethylbenzene100-41-473,430 lbs222 lbs73,652 lbs
24Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-071,978 lbs0 lbs71,978 lbs
25Isoprene78-79-569,617 lbs137 lbs69,754 lbs
26Zinc compoundsN982952 lbs62,059 lbs63,011 lbs
27Propylene oxide75-56-953,747 lbs0 lbs53,747 lbs
28Ethylene glycol107-21-133,070 lbs9,387 lbs42,457 lbs
29Diethanolamine111-42-235,781 lbs0 lbs35,781 lbs
30Isobutyraldehyde78-84-228,404 lbs0 lbs28,404 lbs
31Butyraldehyde123-72-823,130 lbs0 lbs23,130 lbs
32Naphthalene91-20-321,426 lbs206 lbs21,632 lbs
33Dichloromethane75-09-219,581 lbs39 lbs19,620 lbs
34Butyl acrylate141-32-218,363 lbs0 lbs18,363 lbs
35Cyclohexane110-82-713,331 lbs284 lbs13,615 lbs
36Maleic anhydride108-31-612,883 lbs0 lbs12,883 lbs
37Cumene hydroperoxide80-15-911,006 lbs0 lbs11,006 lbs
38Trade SecretTRD SECRT9,705 lbs0 lbs9,705 lbs
391,2,4-Trimethylbenzene95-63-68,919 lbs0 lbs8,919 lbs
40Dicyclopentadiene77-73-68,670 lbs0 lbs8,670 lbs
41Allyl alcohol107-18-67,427 lbs626 lbs8,053 lbs
42sec-Butyl alcohol78-92-21,946 lbs5,600 lbs7,546 lbs
43Chlorine7782-50-57,351 lbs0 lbs7,351 lbs
44Glycidol556-52-52,841 lbs4,410 lbs7,251 lbs
45Manganese compoundsN450137 lbs5,037 lbs5,174 lbs
46Methyl isobutyl ketone108-10-14,714 lbs2 lbs4,716 lbs
47Tetrachloroethylene127-18-44,088 lbs176 lbs4,264 lbs
48n-Butyl alcohol71-36-34,032 lbs0 lbs4,032 lbs
49Nickel compoundsN49580 lbs3,764 lbs3,844 lbs
50Styrene100-42-53,800 lbs16 lbs3,816 lbs
51Phthalic anhydride85-44-93,545 lbs0 lbs3,545 lbs
52Barium compounds (except for barium sulfate (CAS No. 7727-43-7))N0400 lbs1,936 lbs1,936 lbs
53Lead compoundsN420509 lbs1,376 lbs1,886 lbs
54Phenanthrene85-01-81,547 lbs159 lbs1,706 lbs
55Nonylphenol EthoxylatesN5351,381 lbs0 lbs1,381 lbs
56o-Xylene95-47-61,330 lbs0 lbs1,330 lbs
57Polycyclic aromatic compoundsN590576 lbs130 lbs782 lbs
58Lead And Lead CompoundsN420267 lbs421 lbs689 lbs
59Anthracene120-12-7534 lbs70 lbs604 lbs
60Cresol (mixed isomers)1319-77-3430 lbs146 lbs576 lbs
61Certain glycol ethersN230557 lbs0 lbs557 lbs
62Acrylic acid79-10-7348 lbs0 lbs348 lbs
63Mercury compoundsN458105 lbs212 lbs317 lbs
64Mercury And Mercury CompoundsN45836 lbs195 lbs230 lbs
65Benzo[g,h,i]perylene191-24-296 lbs74 lbs170 lbs
66Cobalt compoundsN09633 lbs89 lbs122 lbs
67Barium And Barium CompoundsN0400 lbs99 lbs99 lbs
68Carbon disulfide75-15-084 lbs0 lbs84 lbs
69NonylphenolN53061 lbs0 lbs61 lbs
70Nitric acid7697-37-249 lbs0 lbs49 lbs
71Methyl acrylate96-33-347 lbs0 lbs47 lbs
72Cobalt And Cobalt CompoundsN09612 lbs24 lbs36 lbs
73Ethyl acrylate140-88-535 lbs0 lbs35 lbs
74Triethylamine121-44-834 lbs0 lbs34 lbs
75Chromium7440-47-30 lbs33 lbs33 lbs
76Nickel7440-02-00 lbs31 lbs31 lbs
77Dioxin and dioxin-like compoundsN1507 lbs23 lbs31 lbs
78Methyl methacrylate80-62-625 lbs0 lbs25 lbs
79Diphenylamine122-39-410 lbs14 lbs24 lbs
80Boron trifluoride7637-07-211 lbs0 lbs11 lbs
81Propionaldehyde123-38-68 lbs0 lbs8 lbs
82DiisocyanatesN1206 lbs0 lbs6 lbs
83N-Methyl-2-pyrrolidone872-50-43 lbs0 lbs3 lbs
84Acetamide60-35-52 lbs0 lbs2 lbs
📋
Top chemicals released near this property (2024 only):
Ethylene, Nitrate compounds (water dissociable; reportable only when in aqueous solution), Propylene, 1,3-Butadiene, Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)
View the full list of 63 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(63 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Ethylene74-85-1438,809 lbs0 lbs438,809 lbs
2Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs277,377 lbs277,377 lbs
3Propylene115-07-1200,727 lbs0 lbs200,727 lbs
41,3-Butadiene106-99-0108,643 lbs9 lbs108,652 lbs
5Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-997,000 lbs0 lbs97,000 lbs
6Cumene98-82-887,504 lbs31 lbs87,535 lbs
7Benzene71-43-258,000 lbs7 lbs58,007 lbs
8Toluene108-88-350,315 lbs10 lbs50,325 lbs
9Methanol67-56-117,849 lbs27,510 lbs45,359 lbs
10Phenol108-95-242,716 lbs254 lbs42,970 lbs
11Hydrogen sulfide7783-06-438,758 lbs289 lbs39,047 lbs
12Ammonia7664-41-725,802 lbs1,580 lbs27,382 lbs
13Acetophenone98-86-217,907 lbs860 lbs18,767 lbs
14Xylene (mixed isomers)1330-20-718,400 lbs10 lbs18,410 lbs
15n-Hexane110-54-313,870 lbs10 lbs13,880 lbs
16Vinyl chloride75-01-413,207 lbs1 lbs13,208 lbs
17Hydrogen cyanide74-90-813,000 lbs70 lbs13,070 lbs
18Epichlorohydrin106-89-812,291 lbs331 lbs12,622 lbs
194,4'-Isopropylidenediphenol80-05-710,300 lbs0 lbs10,300 lbs
20Dichloromethane75-09-29,911 lbs10 lbs9,921 lbs
21Zinc compoundsN98217 lbs9,539 lbs9,556 lbs
22Acetaldehyde75-07-08,300 lbs380 lbs8,680 lbs
23Acetonitrile75-05-84,900 lbs3,100 lbs8,000 lbs
24Trade SecretTRD SECRT5,677 lbs0 lbs5,677 lbs
25Ethylbenzene100-41-44,620 lbs7 lbs4,627 lbs
26Sodium nitrite7632-00-00 lbs4,600 lbs4,600 lbs
27Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-04,470 lbs0 lbs4,470 lbs
28Isobutyraldehyde78-84-24,431 lbs0 lbs4,431 lbs
29Glycidol556-52-51,002 lbs2,400 lbs3,402 lbs
30Diethanolamine111-42-23,059 lbs0 lbs3,059 lbs
31sec-Butyl alcohol78-92-2540 lbs2,100 lbs2,640 lbs
32Butyraldehyde123-72-82,507 lbs0 lbs2,507 lbs
33Isoprene78-79-52,360 lbs16 lbs2,376 lbs
34Naphthalene91-20-32,290 lbs22 lbs2,312 lbs
35Ethylene glycol107-21-12,085 lbs0 lbs2,085 lbs
36Styrene100-42-51,160 lbs2 lbs1,162 lbs
37Cyclohexane110-82-7858 lbs17 lbs875 lbs
38Maleic anhydride108-31-6701 lbs0 lbs701 lbs
39n-Butyl alcohol71-36-3638 lbs0 lbs638 lbs
40Butyl acrylate141-32-2597 lbs0 lbs597 lbs
411,2,4-Trimethylbenzene95-63-6546 lbs0 lbs546 lbs
42Dicyclopentadiene77-73-6493 lbs0 lbs493 lbs
43Manganese compoundsN45037 lbs350 lbs387 lbs
44Cumene hydroperoxide80-15-9384 lbs0 lbs384 lbs
45Tetrachloroethylene127-18-4270 lbs4 lbs274 lbs
46Lead compoundsN42093 lbs169 lbs262 lbs
47Nickel compoundsN4950 lbs218 lbs218 lbs
48Acrylic acid79-10-7127 lbs0 lbs127 lbs
49Chlorine7782-50-5101 lbs0 lbs101 lbs
50Mercury compoundsN4580 lbs53 lbs53 lbs
51Polycyclic aromatic compoundsN59012 lbs14 lbs31 lbs
52Mercury And Mercury CompoundsN45817 lbs0 lbs17 lbs
53Carbon disulfide75-15-012 lbs0 lbs12 lbs
54Nitric acid7697-37-211 lbs0 lbs11 lbs
55Phenanthrene85-01-86 lbs1 lbs7 lbs
56Ethyl acrylate140-88-56 lbs0 lbs6 lbs
57Nickel7440-02-00 lbs2 lbs2 lbs
58Chromium7440-47-30 lbs2 lbs2 lbs
59NonylphenolN5302 lbs0 lbs2 lbs
60Anthracene120-12-71 lbs1 lbs2 lbs
61Benzo[g,h,i]perylene191-24-20 lbs1 lbs2 lbs
62Propylene oxide75-56-91 lbs0 lbs1 lbs
63Dioxin and dioxin-like compoundsN1501 lbs0 lbs1 lbs
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