Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 3211 Cedarmont Dr, La Porte, TX 77571

HCAD #0962310000005
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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
3211 Cedarmont Dr, La Porte, TX 77571
Building Size
1,899sqft
Total structure area from HCAD building records.
Elevation
23.24 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)
33.09 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)
$79,227
Based on HCAD building value of $121,889.
Depth-Damage (Neighborhood)
$87,873
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
14.9th 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)
2.37 millionlbs
Extremely High
363.5x more than typical Houston property
≈ 119 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
2.36 millionlbs
Extremely High
488.4x 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
13
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)2,371,596 lbs2,355,260 lbs16,336 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)255,444 lbs254,169 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 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, Ammonia, Nitric acid, Ethylene, Molybdenum trioxide
View the full list of 40 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(40 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1n-Hexane110-54-31,020,298 lbs0 lbs1,020,298 lbs
2Ammonia7664-41-7413,789 lbs123 lbs413,932 lbs
3Nitric acid7697-37-2397,654 lbs55 lbs397,734 lbs
4Ethylene74-85-1397,288 lbs0 lbs397,288 lbs
5Molybdenum trioxide1313-27-537,655 lbs3,227 lbs40,897 lbs
6Hydrogen sulfide7783-06-431,678 lbs0 lbs31,678 lbs
7Methanol67-56-19,356 lbs0 lbs15,883 lbs
8Nickel compoundsN49511,795 lbs1,904 lbs13,714 lbs
9Nitrate compounds (water dissociable; reportable only when in aqueous solution)N51130 lbs9,885 lbs9,930 lbs
10Cobalt compoundsN0965,871 lbs886 lbs6,772 lbs
11tert-Butyl alcohol75-65-05,606 lbs0 lbs5,606 lbs
12Nickel And Nickel CompoundsN4954,878 lbs62 lbs4,940 lbs
13Cobalt And Cobalt CompoundsN0964,551 lbs42 lbs4,593 lbs
14Toluene108-88-32,689 lbs0 lbs2,689 lbs
15Xylene (mixed isomers)1330-20-72,454 lbs0 lbs2,454 lbs
16Dimethylamine124-40-31,745 lbs0 lbs1,745 lbs
17Allyl alcohol107-18-61,569 lbs0 lbs1,569 lbs
18Certain glycol ethersN2301,449 lbs0 lbs1,450 lbs
191,2,4-Trimethylbenzene95-63-6995 lbs0 lbs995 lbs
20Cyclohexane110-82-7857 lbs0 lbs857 lbs
21Ethylene oxide75-21-8791 lbs0 lbs791 lbs
22Maleic anhydride108-31-6612 lbs0 lbs612 lbs
23Benzoyl chloride98-88-4469 lbs0 lbs469 lbs
24Lead And Lead CompoundsN420211 lbs10 lbs221 lbs
25Barium compounds (except for barium sulfate (CAS No. 7727-43-7))N040145 lbs30 lbs175 lbs
26Formaldehyde50-00-046 lbs102 lbs148 lbs
27Lead compoundsN420138 lbs4 lbs142 lbs
28Copper compoundsN100132 lbs6 lbs138 lbs
29Propylene oxide75-56-9132 lbs0 lbs132 lbs
30Ethylbenzene100-41-494 lbs0 lbs94 lbs
31Diphenylamine122-39-487 lbs0 lbs87 lbs
32Cumene98-82-877 lbs0 lbs77 lbs
33Cyanide compoundsN1065 lbs0 lbs58 lbs
34Chloromethane74-87-351 lbs0 lbs51 lbs
35Naphthalene91-20-333 lbs0 lbs33 lbs
36Ethylene glycol107-21-123 lbs0 lbs23 lbs
37Bis(2-chloroethyl) ether111-44-43 lbs0 lbs3 lbs
38Cumene hydroperoxide80-15-92 lbs0 lbs2 lbs
39Methyl methacrylate80-62-62 lbs0 lbs2 lbs
40n-Butyl alcohol71-36-31 lbs0 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
n-Hexane, Ethylene, Ammonia, Nitric acid, Hydrogen sulfide
View the full list of 26 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(26 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1n-Hexane110-54-3117,147 lbs0 lbs117,147 lbs
2Ethylene74-85-171,321 lbs0 lbs71,321 lbs
3Ammonia7664-41-745,360 lbs5 lbs45,365 lbs
4Nitric acid7697-37-29,488 lbs5 lbs9,493 lbs
5Hydrogen sulfide7783-06-43,596 lbs0 lbs3,596 lbs
6Molybdenum trioxide1313-27-52,770 lbs482 lbs3,252 lbs
7Methanol67-56-11,986 lbs0 lbs1,986 lbs
8Nickel compoundsN4951,017 lbs108 lbs1,125 lbs
9Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs622 lbs622 lbs
10Cobalt compoundsN096455 lbs36 lbs491 lbs
11tert-Butyl alcohol75-65-0467 lbs0 lbs467 lbs
12Dimethylamine124-40-3113 lbs0 lbs113 lbs
13Nickel And Nickel CompoundsN49582 lbs8 lbs90 lbs
14Cobalt And Cobalt CompoundsN09682 lbs8 lbs90 lbs
151,2,4-Trimethylbenzene95-63-674 lbs0 lbs74 lbs
16Ethylene oxide75-21-863 lbs0 lbs63 lbs
17Xylene (mixed isomers)1330-20-739 lbs0 lbs39 lbs
18Benzoyl chloride98-88-433 lbs0 lbs33 lbs
19Cyclohexane110-82-724 lbs0 lbs24 lbs
20Lead And Lead CompoundsN42016 lbs1 lbs17 lbs
21Toluene108-88-316 lbs0 lbs16 lbs
22Maleic anhydride108-31-68 lbs0 lbs8 lbs
23Cumene98-82-84 lbs0 lbs4 lbs
24Ethylbenzene100-41-44 lbs0 lbs4 lbs
25Formaldehyde50-00-03 lbs0 lbs3 lbs
26Propylene oxide75-56-91 lbs0 lbs1 lbs
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