Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 116 S 17th St, La Porte, TX 77571

HCAD #0240920260026
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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
116 S 17th St, La Porte, TX 77571
Elevation
18.61 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)
28.45 ft
Water surface elevation relative to sea level (NAVD88 datum).
Area Inundated
291.8 acres
98.9% of 500m radius flooded.
Nearest Bayou Stage
N/A
No nearby bayou within monitoring range
Depth-Damage (HCAD Valuation)
$62,786
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
15.5th 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)
2.07 millionlbs
Extremely High
317.9x more than typical Houston property
≈ 104 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
2.07 millionlbs
Extremely High
430.1x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
171lbs
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)2,074,320 lbs2,074,149 lbs171 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)246,246 lbs246,246 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 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):
n-Hexane, Ethylene, Methanol, Ammonia, Hydroquinone
View the full list of 55 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(55 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1n-Hexane110-54-31,028,988 lbs0 lbs1,028,988 lbs
2Ethylene74-85-1427,145 lbs0 lbs427,145 lbs
3Methanol67-56-1182,403 lbs0 lbs182,403 lbs
4Ammonia7664-41-7106,624 lbs68 lbs106,692 lbs
5Hydroquinone123-31-942,495 lbs0 lbs42,495 lbs
6Propylene115-07-141,301 lbs0 lbs41,301 lbs
7Methyl isobutyl ketone108-10-136,313 lbs0 lbs36,313 lbs
8Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-033,058 lbs0 lbs33,058 lbs
9Cumene98-82-831,165 lbs0 lbs31,165 lbs
10Vinyl acetate108-05-422,306 lbs0 lbs22,306 lbs
11Xylene (mixed isomers)1330-20-716,881 lbs0 lbs16,881 lbs
12Propylene oxide75-56-916,766 lbs0 lbs16,766 lbs
13Acetaldehyde75-07-012,256 lbs0 lbs12,256 lbs
14Benzene71-43-210,536 lbs0 lbs10,536 lbs
15Chlorine7782-50-510,430 lbs0 lbs10,430 lbs
16Styrene100-42-58,897 lbs0 lbs8,897 lbs
17Toluene108-88-35,107 lbs0 lbs5,107 lbs
18Chloroacetic acid79-11-84,175 lbs0 lbs4,175 lbs
19Acrylic acid79-10-73,532 lbs0 lbs3,532 lbs
20Chlorobenzene108-90-73,127 lbs0 lbs3,127 lbs
21Methyl methacrylate80-62-63,052 lbs0 lbs3,052 lbs
221,2-Butylene oxide106-88-72,348 lbs0 lbs2,348 lbs
23Ethylene oxide75-21-82,222 lbs0 lbs2,222 lbs
24Mercury7439-97-60 lbs0 lbs2,200 lbs
25Phosgene75-44-51,958 lbs0 lbs1,958 lbs
26Allyl alcohol107-18-61,820 lbs0 lbs1,820 lbs
27Acetonitrile75-05-81,765 lbs0 lbs1,765 lbs
28Aluminum oxide (fibrous forms)1344-28-11,750 lbs0 lbs1,750 lbs
29Methyl tert-butyl ether1634-04-41,591 lbs0 lbs1,591 lbs
30Triethylamine121-44-81,515 lbs0 lbs1,515 lbs
31Ethyl chloroformate541-41-31,467 lbs0 lbs1,467 lbs
32Methyl chlorocarbonate79-22-11,449 lbs0 lbs1,449 lbs
33sec-Butyl alcohol78-92-21,434 lbs0 lbs1,434 lbs
34tert-Butyl alcohol75-65-01,254 lbs0 lbs1,254 lbs
35n-Butyl alcohol71-36-31,212 lbs0 lbs1,212 lbs
36Dicyclopentadiene77-73-61,178 lbs0 lbs1,178 lbs
37Diphenylamine122-39-4997 lbs0 lbs997 lbs
381,2,4-Trimethylbenzene95-63-6971 lbs0 lbs971 lbs
39Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-9597 lbs0 lbs597 lbs
40N,N-Dimethylformamide68-12-2535 lbs0 lbs535 lbs
41Manganese7439-96-5511 lbs0 lbs511 lbs
42Cyclohexane110-82-7418 lbs0 lbs418 lbs
43Dichloromethane75-09-2251 lbs0 lbs251 lbs
44Formaldehyde50-00-046 lbs102 lbs148 lbs
45Ethylbenzene100-41-494 lbs0 lbs94 lbs
46Ethylene glycol107-21-155 lbs0 lbs55 lbs
47Chloromethane74-87-351 lbs0 lbs51 lbs
48Chromium7440-47-345 lbs0 lbs45 lbs
49Naphthalene91-20-333 lbs0 lbs33 lbs
50Phthalic anhydride85-44-913 lbs0 lbs13 lbs
51Butyl acrylate141-32-25 lbs0 lbs5 lbs
52Bis(2-chloroethyl) ether111-44-43 lbs0 lbs3 lbs
53Certain glycol ethersN2303 lbs0 lbs3 lbs
54Maleic anhydride108-31-61 lbs0 lbs1 lbs
55Nickel compoundsN4950 lbs1 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
n-Hexane, Ethylene, Methanol, Propylene, Ammonia
View the full list of 37 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(37 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1n-Hexane110-54-3116,901 lbs0 lbs116,901 lbs
2Ethylene74-85-172,650 lbs0 lbs72,650 lbs
3Methanol67-56-111,092 lbs0 lbs11,092 lbs
4Propylene115-07-110,535 lbs0 lbs10,535 lbs
5Ammonia7664-41-78,692 lbs0 lbs8,692 lbs
6Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-06,255 lbs0 lbs6,255 lbs
7Hydroquinone123-31-94,862 lbs0 lbs4,862 lbs
8Methyl isobutyl ketone108-10-13,997 lbs0 lbs3,997 lbs
9Cumene98-82-82,616 lbs0 lbs2,616 lbs
10Vinyl acetate108-05-42,418 lbs0 lbs2,418 lbs
11Benzene71-43-21,090 lbs0 lbs1,090 lbs
12Chlorine7782-50-5961 lbs0 lbs961 lbs
13Acetaldehyde75-07-0494 lbs0 lbs494 lbs
14Ethylene oxide75-21-8483 lbs0 lbs483 lbs
15Chloroacetic acid79-11-8476 lbs0 lbs476 lbs
16Propylene oxide75-56-9431 lbs0 lbs431 lbs
17Methyl methacrylate80-62-6387 lbs0 lbs387 lbs
18Styrene100-42-5272 lbs0 lbs272 lbs
19Aluminum oxide (fibrous forms)1344-28-1250 lbs0 lbs250 lbs
20Toluene108-88-3212 lbs0 lbs212 lbs
21Acrylic acid79-10-7186 lbs0 lbs186 lbs
22Xylene (mixed isomers)1330-20-7127 lbs0 lbs127 lbs
23Ethyl chloroformate541-41-3120 lbs0 lbs120 lbs
24Diphenylamine122-39-4103 lbs0 lbs103 lbs
25Dicyclopentadiene77-73-697 lbs0 lbs97 lbs
26Allyl alcohol107-18-696 lbs0 lbs96 lbs
27sec-Butyl alcohol78-92-293 lbs0 lbs93 lbs
28n-Butyl alcohol71-36-385 lbs0 lbs85 lbs
291,2,4-Trimethylbenzene95-63-674 lbs0 lbs74 lbs
30Cyclohexane110-82-765 lbs0 lbs65 lbs
311,2-Butylene oxide106-88-752 lbs0 lbs52 lbs
32Phosgene75-44-527 lbs0 lbs27 lbs
33tert-Butyl alcohol75-65-026 lbs0 lbs26 lbs
34Methyl chlorocarbonate79-22-113 lbs0 lbs13 lbs
35Ethylbenzene100-41-44 lbs0 lbs4 lbs
36Ethylene glycol107-21-13 lbs0 lbs3 lbs
37Formaldehyde50-00-03 lbs0 lbs3 lbs
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