Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 11604 Strang Rd, La Porte, TX 77571

HCAD #0642230000007
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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 X
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
11604 Strang Rd, La Porte, TX 77571
Elevation
24.06 ft
Height above sea level from USGS data.
FEMA Flood Zone
X
Moderate to Low Risk - Outside 500-year floodplain
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)
33.90 ft
Water surface elevation relative to sea level (NAVD88 datum).
Area Inundated
183.5 acres
62.2% 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
Minimal flood hazard area - property outside mapped high-risk zones
#2
Flood insurance available at preferred rates - over 25% of claims occur in low-risk areas
#3
Review official FEMA Flood Insurance Rate Map (FIRM) for detailed flood zone boundaries
#4
Contact Harris County Flood Control District (HCFCD) for drainage projects and flood information
🏭Industrial Pollution Exposure
8.4th percentile
Property Pollution Ranking
Very High
Higher pollution than 92% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
11.78 millionlbs
Extremely High
1805.2x more than typical Houston property
≈ 589 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
9.31 millionlbs
Extremely High
1930.4x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
2.47 millionlbs
Extremely High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
22
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)11,777,469 lbs9,308,932 lbs2,468,537 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)1,310,816 lbs666,378 lbs177,260 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 92% 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):
Methanol, Vinyl acetate, Ethylene, Nitrate compounds (water dissociable; reportable only when in aqueous solution), Propylene
View the full list of 81 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(81 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Methanol67-56-11,911,824 lbs653,582 lbs10,230,331 lbs
2Vinyl acetate108-05-41,447,723 lbs5,684 lbs4,152,949 lbs
3Ethylene74-85-12,715,069 lbs0 lbs2,715,069 lbs
4Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs1,746,382 lbs1,746,382 lbs
5Propylene115-07-11,115,353 lbs0 lbs1,115,353 lbs
6Acetaldehyde75-07-0219,696 lbs0 lbs554,731 lbs
7Hydroquinone123-31-90 lbs0 lbs430,145 lbs
8n-Hexane110-54-3410,309 lbs0 lbs410,309 lbs
9Ammonia7664-41-7243,517 lbs13,523 lbs257,040 lbs
10Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-9216,585 lbs0 lbs216,585 lbs
11Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-0181,408 lbs0 lbs181,408 lbs
121,2-Dichloroethane107-06-2177,067 lbs59 lbs177,125 lbs
13Vinyl chloride75-01-480,700 lbs33 lbs80,733 lbs
14Chlorine7782-50-564,576 lbs3,421 lbs67,997 lbs
15Formaldehyde50-00-063,808 lbs0 lbs63,808 lbs
16Certain glycol ethersN23062,831 lbs0 lbs62,831 lbs
17Xylene (mixed isomers)1330-20-743,900 lbs0 lbs58,245 lbs
181,3-Butadiene106-99-050,362 lbs0 lbs50,362 lbs
19Toluene108-88-348,372 lbs33 lbs48,405 lbs
20n-Butyl alcohol71-36-348,129 lbs0 lbs48,129 lbs
21Methyl iodide74-88-437,993 lbs0 lbs37,993 lbs
22Copper compoundsN1001 lbs670 lbs29,670 lbs
23Sodium nitrite7632-00-00 lbs26,012 lbs26,012 lbs
24Benzene71-43-219,827 lbs42 lbs19,869 lbs
25Hydrogen fluoride7664-39-319,001 lbs0 lbs19,001 lbs
26Ethylene glycol107-21-118,529 lbs0 lbs18,529 lbs
27Zinc compoundsN9820 lbs17,693 lbs17,693 lbs
28Chlorobenzene108-90-716,036 lbs0 lbs16,036 lbs
29Boron trifluoride7637-07-214,190 lbs0 lbs14,190 lbs
30Chloroform67-66-311,497 lbs51 lbs11,547 lbs
31N,N-Dimethylformamide68-12-29,020 lbs0 lbs9,020 lbs
32Carbon tetrachloride56-23-57,770 lbs0 lbs7,770 lbs
33Dimethylamine124-40-37,035 lbs0 lbs7,035 lbs
34Maleic anhydride108-31-65,569 lbs0 lbs5,569 lbs
35Methyl methacrylate80-62-65,482 lbs0 lbs5,482 lbs
36Dichloromethane75-09-25,437 lbs0 lbs5,437 lbs
37Acetonitrile75-05-85,326 lbs0 lbs5,326 lbs
38Isoprene78-79-54,985 lbs0 lbs4,985 lbs
391,1,2-Trichloroethane79-00-52,836 lbs0 lbs2,836 lbs
40Mercury7439-97-60 lbs0 lbs2,200 lbs
41Ethylidene dichloride75-34-32,180 lbs0 lbs2,180 lbs
42Methyl acrylate96-33-32,031 lbs0 lbs2,031 lbs
43Di(2-ethylhexyl) phthalate117-81-72,020 lbs0 lbs2,020 lbs
44Aluminum oxide (fibrous forms)1344-28-11,750 lbs0 lbs1,750 lbs
451,2-Dichloroethylene540-59-01,428 lbs0 lbs1,428 lbs
46Cyclohexane110-82-71,246 lbs0 lbs1,246 lbs
47Styrene100-42-51,209 lbs0 lbs1,209 lbs
48Chloroethane75-00-31,156 lbs0 lbs1,156 lbs
49Acrolein107-02-8810 lbs0 lbs810 lbs
50Vinylidene chloride75-35-4693 lbs0 lbs693 lbs
51Naphthalene91-20-3493 lbs33 lbs526 lbs
52Ethylbenzene100-41-4391 lbs32 lbs423 lbs
53Copper And Copper CompoundsN1000 lbs358 lbs358 lbs
54Tetrachloroethylene127-18-4294 lbs0 lbs294 lbs
55Dicyclopentadiene77-73-6290 lbs0 lbs290 lbs
561,1,2,2-Tetrachloroethane79-34-5290 lbs0 lbs290 lbs
57Manganese7439-96-50 lbs282 lbs282 lbs
58DiisocyanatesN120275 lbs0 lbs275 lbs
59Pentachloroethane76-01-7245 lbs0 lbs245 lbs
60Hexazinone51235-04-20 lbs212 lbs212 lbs
61Nickel7440-02-00 lbs152 lbs152 lbs
62Lead compoundsN42034 lbs54 lbs88 lbs
63Trichloroethylene79-01-684 lbs0 lbs84 lbs
64Chromium compounds (except for chromite ore mined in the Transvaal Region)N0900 lbs81 lbs81 lbs
65Hexachloroethane67-72-181 lbs0 lbs81 lbs
66Chromium7440-47-345 lbs25 lbs70 lbs
67sec-Butyl alcohol78-92-268 lbs0 lbs68 lbs
68Dioxin and dioxin-like compoundsN1500 lbs60 lbs61 lbs
69Hexachlorobenzene118-74-115 lbs14 lbs29 lbs
70Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)N0900 lbs25 lbs25 lbs
71Lead And Lead CompoundsN42011 lbs10 lbs22 lbs
72Lead7439-92-10 lbs10 lbs10 lbs
73Chloroprene126-99-810 lbs0 lbs10 lbs
74Nickel compoundsN4954 lbs3 lbs8 lbs
75Polycyclic aromatic compoundsN5907 lbs0 lbs7 lbs
76Nickel And Nickel CompoundsN4952 lbs1 lbs3 lbs
77Bis(2-chloroethyl) ether111-44-42 lbs0 lbs2 lbs
78Mercury compoundsN4582 lbs0 lbs2 lbs
79Benzo[g,h,i]perylene191-24-20 lbs1 lbs1 lbs
80Methyl isocyanate624-83-91 lbs0 lbs1 lbs
81Mercury And Mercury CompoundsN4581 lbs0 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
Methanol, Ethylene, Vinyl acetate, Nitrate compounds (water dissociable; reportable only when in aqueous solution), Propylene
View the full list of 58 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(58 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Methanol67-56-174,731 lbs64,010 lbs515,452 lbs
2Ethylene74-85-1208,119 lbs0 lbs208,119 lbs
3Vinyl acetate108-05-488,722 lbs410 lbs118,205 lbs
4Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs112,100 lbs112,100 lbs
5Propylene115-07-198,866 lbs0 lbs98,866 lbs
6Acetaldehyde75-07-057,115 lbs0 lbs89,690 lbs
7n-Hexane110-54-332,452 lbs0 lbs32,452 lbs
8Ammonia7664-41-729,391 lbs253 lbs29,643 lbs
9Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-929,545 lbs0 lbs29,545 lbs
10Hydroquinone123-31-90 lbs0 lbs28,819 lbs
111,2-Dichloroethane107-06-212,354 lbs15 lbs12,369 lbs
12Chlorine7782-50-55,681 lbs0 lbs5,681 lbs
13Vinyl chloride75-01-44,880 lbs2 lbs4,881 lbs
14Formaldehyde50-00-03,559 lbs0 lbs3,559 lbs
151,3-Butadiene106-99-02,958 lbs0 lbs2,958 lbs
16Certain glycol ethersN2302,700 lbs0 lbs2,700 lbs
17Hydrogen fluoride7664-39-31,738 lbs0 lbs1,738 lbs
18Benzene71-43-21,725 lbs3 lbs1,728 lbs
19Methyl iodide74-88-41,600 lbs0 lbs1,600 lbs
20Maleic anhydride108-31-61,569 lbs0 lbs1,569 lbs
21Boron trifluoride7637-07-21,192 lbs0 lbs1,192 lbs
22Xylene (mixed isomers)1330-20-71,144 lbs0 lbs1,144 lbs
23Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-0938 lbs0 lbs938 lbs
24Chloroform67-66-3798 lbs9 lbs807 lbs
25Isoprene78-79-5578 lbs0 lbs578 lbs
26Carbon tetrachloride56-23-5572 lbs0 lbs572 lbs
27N,N-Dimethylformamide68-12-2570 lbs0 lbs570 lbs
28Toluene108-88-3487 lbs3 lbs490 lbs
29Ethylbenzene100-41-4358 lbs2 lbs360 lbs
30Naphthalene91-20-3270 lbs18 lbs288 lbs
31Aluminum oxide (fibrous forms)1344-28-1250 lbs0 lbs250 lbs
321,1,2-Trichloroethane79-00-5227 lbs0 lbs227 lbs
33Zinc compoundsN9820 lbs210 lbs210 lbs
34Acrolein107-02-8209 lbs0 lbs209 lbs
35Copper And Copper CompoundsN1000 lbs209 lbs209 lbs
36Cyclohexane110-82-7160 lbs0 lbs160 lbs
37Ethylidene dichloride75-34-3156 lbs0 lbs156 lbs
38Methyl methacrylate80-62-6142 lbs0 lbs142 lbs
39Styrene100-42-5141 lbs0 lbs141 lbs
40Ethylene glycol107-21-1121 lbs0 lbs121 lbs
411,2-Dichloroethylene540-59-0103 lbs0 lbs103 lbs
42Chloroethane75-00-377 lbs0 lbs77 lbs
43Vinylidene chloride75-35-449 lbs0 lbs49 lbs
44Dicyclopentadiene77-73-630 lbs0 lbs30 lbs
45Tetrachloroethylene127-18-424 lbs0 lbs24 lbs
461,1,2,2-Tetrachloroethane79-34-524 lbs0 lbs24 lbs
47Pentachloroethane76-01-720 lbs0 lbs20 lbs
48Trichloroethylene79-01-68 lbs0 lbs8 lbs
49n-Butyl alcohol71-36-37 lbs0 lbs7 lbs
50Dioxin and dioxin-like compoundsN1500 lbs7 lbs7 lbs
51Hexachloroethane67-72-17 lbs0 lbs7 lbs
52Lead7439-92-10 lbs5 lbs5 lbs
53sec-Butyl alcohol78-92-25 lbs0 lbs5 lbs
54Lead And Lead CompoundsN4200 lbs4 lbs4 lbs
55Polycyclic aromatic compoundsN5903 lbs0 lbs3 lbs
56Hexachlorobenzene118-74-11 lbs1 lbs2 lbs
57Mercury And Mercury CompoundsN4581 lbs0 lbs1 lbs
58Chloroprene126-99-81 lbs0 lbs1 lbs
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