Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 349 Josh Way, La Porte, TX 77571

HCAD #1235470010031
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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
349 Josh Way, La Porte, TX 77571
Building Size
2,699sqft
Total structure area from HCAD building records.
Elevation
22.82 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)
32.66 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)
$141,070
Based on HCAD building value of $217,031.
Depth-Damage (Neighborhood)
$143,277
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
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
14.2th percentile
Property Pollution Ranking
High
Higher pollution than 86% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
2.9 millionlbs
Extremely High
445.1x more than typical Houston property
≈ 145 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
2.89 millionlbs
Extremely High
598.9x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
16 thousandlbs
Extremely High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
20
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)2,904,276 lbs2,887,940 lbs16,336 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)307,348 lbs306,073 lbs1,275 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 86% 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):
n-Hexane, Ammonia, Ethylene, Nitric acid, Methanol
View the full list of 60 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(60 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1n-Hexane110-54-31,013,131 lbs0 lbs1,013,131 lbs
2Ammonia7664-41-7501,457 lbs123 lbs501,600 lbs
3Ethylene74-85-1420,145 lbs0 lbs420,145 lbs
4Nitric acid7697-37-2397,453 lbs55 lbs397,533 lbs
5Methanol67-56-1166,394 lbs0 lbs166,394 lbs
6Hydroquinone123-31-942,495 lbs0 lbs42,495 lbs
7Molybdenum trioxide1313-27-537,655 lbs3,227 lbs40,897 lbs
8Propylene115-07-136,801 lbs0 lbs36,801 lbs
9Methyl isobutyl ketone108-10-136,313 lbs0 lbs36,313 lbs
10Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-033,058 lbs0 lbs33,058 lbs
11Hydrogen sulfide7783-06-431,678 lbs0 lbs31,678 lbs
12Cumene98-82-831,173 lbs0 lbs31,173 lbs
13Vinyl acetate108-05-422,306 lbs0 lbs22,306 lbs
14Nickel compoundsN49511,795 lbs1,905 lbs13,715 lbs
15Xylene (mixed isomers)1330-20-712,836 lbs0 lbs12,836 lbs
16Acetaldehyde75-07-012,256 lbs0 lbs12,256 lbs
17Benzene71-43-210,536 lbs0 lbs10,536 lbs
18Chlorine7782-50-510,430 lbs0 lbs10,430 lbs
19Nitrate compounds (water dissociable; reportable only when in aqueous solution)N51130 lbs9,885 lbs9,930 lbs
20Styrene100-42-57,344 lbs0 lbs7,344 lbs
21Cobalt compoundsN0965,871 lbs886 lbs6,772 lbs
22tert-Butyl alcohol75-65-05,583 lbs0 lbs5,583 lbs
23Nickel And Nickel CompoundsN4954,878 lbs62 lbs4,940 lbs
24Cobalt And Cobalt CompoundsN0964,551 lbs42 lbs4,593 lbs
25Chloroacetic acid79-11-84,175 lbs0 lbs4,175 lbs
26Acrylic acid79-10-73,532 lbs0 lbs3,532 lbs
27Methyl methacrylate80-62-63,052 lbs0 lbs3,052 lbs
28Toluene108-88-32,687 lbs0 lbs2,687 lbs
29Ethylene oxide75-21-82,222 lbs0 lbs2,222 lbs
30Mercury7439-97-60 lbs0 lbs2,200 lbs
31Phosgene75-44-51,958 lbs0 lbs1,958 lbs
32Aluminum oxide (fibrous forms)1344-28-11,750 lbs0 lbs1,750 lbs
33Allyl alcohol107-18-61,569 lbs0 lbs1,569 lbs
34Ethyl chloroformate541-41-31,467 lbs0 lbs1,467 lbs
35Methyl chlorocarbonate79-22-11,449 lbs0 lbs1,449 lbs
36sec-Butyl alcohol78-92-21,434 lbs0 lbs1,434 lbs
37n-Butyl alcohol71-36-31,165 lbs0 lbs1,165 lbs
38Diphenylamine122-39-4997 lbs0 lbs997 lbs
391,2,4-Trimethylbenzene95-63-6995 lbs0 lbs995 lbs
40Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-9597 lbs0 lbs597 lbs
41Manganese7439-96-5511 lbs0 lbs511 lbs
42Benzoyl chloride98-88-4469 lbs0 lbs469 lbs
43Propylene oxide75-56-9385 lbs0 lbs385 lbs
44Cyclohexane110-82-7377 lbs0 lbs377 lbs
45Lead And Lead CompoundsN420211 lbs10 lbs221 lbs
46Barium compounds (except for barium sulfate (CAS No. 7727-43-7))N040145 lbs30 lbs175 lbs
47Formaldehyde50-00-046 lbs102 lbs148 lbs
48Lead compoundsN420138 lbs4 lbs142 lbs
49Copper compoundsN100132 lbs6 lbs138 lbs
50Ethylbenzene100-41-494 lbs0 lbs94 lbs
51Chloromethane74-87-351 lbs0 lbs51 lbs
52Chromium7440-47-345 lbs0 lbs45 lbs
53Ethylene glycol107-21-137 lbs0 lbs37 lbs
54N,N-Dimethylformamide68-12-234 lbs0 lbs34 lbs
55Naphthalene91-20-333 lbs0 lbs33 lbs
56Butyl acrylate141-32-25 lbs0 lbs5 lbs
57Bis(2-chloroethyl) ether111-44-43 lbs0 lbs3 lbs
58Certain glycol ethersN2303 lbs0 lbs3 lbs
59Cumene hydroperoxide80-15-92 lbs0 lbs2 lbs
60Maleic anhydride108-31-61 lbs0 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
n-Hexane, Ethylene, Ammonia, Methanol, Propylene
View the full list of 44 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(44 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1n-Hexane110-54-3116,540 lbs0 lbs116,540 lbs
2Ethylene74-85-172,000 lbs0 lbs72,000 lbs
3Ammonia7664-41-753,155 lbs5 lbs53,160 lbs
4Methanol67-56-111,092 lbs0 lbs11,092 lbs
5Propylene115-07-110,035 lbs0 lbs10,035 lbs
6Nitric acid7697-37-29,488 lbs5 lbs9,493 lbs
7Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-06,255 lbs0 lbs6,255 lbs
8Hydroquinone123-31-94,862 lbs0 lbs4,862 lbs
9Methyl isobutyl ketone108-10-13,997 lbs0 lbs3,997 lbs
10Hydrogen sulfide7783-06-43,596 lbs0 lbs3,596 lbs
11Molybdenum trioxide1313-27-52,770 lbs482 lbs3,252 lbs
12Cumene98-82-82,616 lbs0 lbs2,616 lbs
13Vinyl acetate108-05-42,418 lbs0 lbs2,418 lbs
14Nickel compoundsN4951,017 lbs108 lbs1,125 lbs
15Benzene71-43-21,090 lbs0 lbs1,090 lbs
16Chlorine7782-50-5961 lbs0 lbs961 lbs
17Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs622 lbs622 lbs
18Acetaldehyde75-07-0494 lbs0 lbs494 lbs
19Cobalt compoundsN096455 lbs36 lbs491 lbs
20Ethylene oxide75-21-8483 lbs0 lbs483 lbs
21Chloroacetic acid79-11-8476 lbs0 lbs476 lbs
22tert-Butyl alcohol75-65-0467 lbs0 lbs467 lbs
23Methyl methacrylate80-62-6387 lbs0 lbs387 lbs
24Aluminum oxide (fibrous forms)1344-28-1250 lbs0 lbs250 lbs
25Acrylic acid79-10-7186 lbs0 lbs186 lbs
26Ethyl chloroformate541-41-3120 lbs0 lbs120 lbs
27Styrene100-42-5116 lbs0 lbs116 lbs
28Diphenylamine122-39-4103 lbs0 lbs103 lbs
29sec-Butyl alcohol78-92-293 lbs0 lbs93 lbs
30Cobalt And Cobalt CompoundsN09682 lbs8 lbs90 lbs
31Nickel And Nickel CompoundsN49582 lbs8 lbs90 lbs
32n-Butyl alcohol71-36-375 lbs0 lbs75 lbs
331,2,4-Trimethylbenzene95-63-674 lbs0 lbs74 lbs
34Propylene oxide75-56-961 lbs0 lbs61 lbs
35Xylene (mixed isomers)1330-20-739 lbs0 lbs39 lbs
36Benzoyl chloride98-88-433 lbs0 lbs33 lbs
37Phosgene75-44-527 lbs0 lbs27 lbs
38Cyclohexane110-82-724 lbs0 lbs24 lbs
39Lead And Lead CompoundsN42016 lbs1 lbs17 lbs
40Toluene108-88-316 lbs0 lbs16 lbs
41Methyl chlorocarbonate79-22-113 lbs0 lbs13 lbs
42Ethylbenzene100-41-44 lbs0 lbs4 lbs
43Ethylene glycol107-21-13 lbs0 lbs3 lbs
44Formaldehyde50-00-03 lbs0 lbs3 lbs
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