Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 1617 Valley View Dr, La Porte, TX 77571

HCAD #0953330000039
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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
1617 Valley View Dr, La Porte, TX 77571
Building Size
1,558sqft
Total structure area from HCAD building records.
Elevation
20.68 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)
30.53 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)
$58,535
Based on HCAD building value of $90,055.
Depth-Damage (Neighborhood)
$86,575
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
11.1th percentile
Property Pollution Ranking
High
Higher pollution than 89% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
6.25 millionlbs
Extremely High
957.4x more than typical Houston property
≈ 312 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
5.08 millionlbs
Extremely High
1052.4x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
1.17 millionlbs
Extremely High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
17
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)6,246,565 lbs5,075,183 lbs1,171,382 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)805,414 lbs338,236 lbs0 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 89% 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):
Methanol, Vinyl acetate, Ethylene, Propylene, Nitrate compounds (water dissociable; reportable only when in aqueous solution)
View the full list of 43 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(43 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Methanol67-56-11,719,374 lbs228,964 lbs9,613,263 lbs
2Vinyl acetate108-05-4391,623 lbs0 lbs3,091,165 lbs
3Ethylene74-85-11,054,345 lbs0 lbs1,054,345 lbs
4Propylene115-07-1932,181 lbs0 lbs932,181 lbs
5Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs911,682 lbs911,682 lbs
6Acetaldehyde75-07-0193,009 lbs0 lbs528,044 lbs
7Hydroquinone123-31-90 lbs0 lbs430,145 lbs
8n-Hexane110-54-3353,716 lbs0 lbs353,716 lbs
9Ammonia7664-41-789,901 lbs3,199 lbs93,100 lbs
10Formaldehyde50-00-063,808 lbs0 lbs63,808 lbs
11Certain glycol ethersN23062,831 lbs0 lbs62,831 lbs
12Xylene (mixed isomers)1330-20-743,900 lbs0 lbs58,245 lbs
13n-Butyl alcohol71-36-348,101 lbs0 lbs48,101 lbs
14Toluene108-88-345,000 lbs0 lbs45,000 lbs
15Copper compoundsN1001 lbs84 lbs29,084 lbs
16Sodium nitrite7632-00-00 lbs26,012 lbs26,012 lbs
17Ethylene glycol107-21-116,751 lbs0 lbs16,751 lbs
18Boron trifluoride7637-07-214,190 lbs0 lbs14,190 lbs
19Chlorine7782-50-59,153 lbs605 lbs9,758 lbs
20Dimethylamine124-40-37,035 lbs0 lbs7,035 lbs
21Maleic anhydride108-31-65,569 lbs0 lbs5,569 lbs
22Methyl methacrylate80-62-65,482 lbs0 lbs5,482 lbs
23Dichloromethane75-09-25,437 lbs0 lbs5,437 lbs
24Acetonitrile75-05-85,326 lbs0 lbs5,326 lbs
25Mercury7439-97-60 lbs0 lbs2,200 lbs
26Methyl acrylate96-33-32,031 lbs0 lbs2,031 lbs
27Di(2-ethylhexyl) phthalate117-81-72,020 lbs0 lbs2,020 lbs
28Aluminum oxide (fibrous forms)1344-28-11,750 lbs0 lbs1,750 lbs
29Hydrogen fluoride7664-39-31,062 lbs0 lbs1,062 lbs
30Acrolein107-02-8810 lbs0 lbs810 lbs
31Manganese7439-96-50 lbs282 lbs282 lbs
32Naphthalene91-20-3245 lbs0 lbs245 lbs
331,3-Butadiene106-99-0217 lbs0 lbs217 lbs
34Ethylbenzene100-41-4216 lbs0 lbs216 lbs
35Hexazinone51235-04-20 lbs212 lbs212 lbs
36Zinc compoundsN9820 lbs155 lbs155 lbs
37Nickel7440-02-00 lbs152 lbs152 lbs
38Chromium7440-47-345 lbs25 lbs70 lbs
39sec-Butyl alcohol78-92-247 lbs0 lbs47 lbs
40Nickel compoundsN4954 lbs3 lbs8 lbs
41Copper And Copper CompoundsN1000 lbs6 lbs6 lbs
42Nickel And Nickel CompoundsN4952 lbs1 lbs3 lbs
43Methyl isocyanate624-83-91 lbs0 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
Methanol, Ethylene, Acetaldehyde, Propylene, Vinyl acetate
View the full list of 20 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(20 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Methanol67-56-149,331 lbs0 lbs426,042 lbs
2Ethylene74-85-1101,985 lbs0 lbs101,985 lbs
3Acetaldehyde75-07-056,530 lbs0 lbs89,105 lbs
4Propylene115-07-183,854 lbs0 lbs83,854 lbs
5Vinyl acetate108-05-47,022 lbs0 lbs36,095 lbs
6Hydroquinone123-31-90 lbs0 lbs28,819 lbs
7n-Hexane110-54-322,335 lbs0 lbs22,335 lbs
8Ammonia7664-41-75,791 lbs0 lbs5,791 lbs
9Formaldehyde50-00-03,559 lbs0 lbs3,559 lbs
10Certain glycol ethersN2302,700 lbs0 lbs2,700 lbs
11Maleic anhydride108-31-61,569 lbs0 lbs1,569 lbs
12Boron trifluoride7637-07-21,192 lbs0 lbs1,192 lbs
13Xylene (mixed isomers)1330-20-71,144 lbs0 lbs1,144 lbs
14Aluminum oxide (fibrous forms)1344-28-1250 lbs0 lbs250 lbs
15Naphthalene91-20-3245 lbs0 lbs245 lbs
16Ethylbenzene100-41-4216 lbs0 lbs216 lbs
17Acrolein107-02-8209 lbs0 lbs209 lbs
18Chlorine7782-50-5160 lbs0 lbs160 lbs
19Methyl methacrylate80-62-6142 lbs0 lbs142 lbs
20Ethylene glycol107-21-11 lbs0 lbs1 lbs
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