Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 1407 Preston Ave, Pasadena, Tx 77503

HCAD #0752350000020
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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
1407 Preston Ave, Pasadena, Tx 77503
Building Size
1,556sqft
Total structure area from HCAD building records.
Elevation
33.12 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)
42.96 ft
Water surface elevation relative to sea level (NAVD88 datum).
Area Inundated
215.3 acres
73.0% of 500m radius flooded.
Nearest Bayou Stage
N/A
No nearby bayou within monitoring range
Depth-Damage (HCAD Valuation)
$48,165
Based on HCAD building value of $74,100.
Depth-Damage (Neighborhood)
$44,926
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
33.9th percentile
Property Pollution Ranking
Moderate
Higher pollution than 66% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
138 thousandlbs
High
21.1x more than typical Houston property
≈ 7 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
137 thousandlbs
High
28.5x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
527lbs
High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
4
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)137,839 lbs137,312 lbs527 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)12,490 lbs12,471 lbs19 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 66% of Houston homes
Each bar's width represents the percentage of Houston homes in that pollution range. This property ranks in the 30-39th percentile.
📋
Top chemicals released near this property (past 10 years):
Xylene (mixed isomers), Toluene, 1,2,4-Trimethylbenzene, n-Hexane, Benzene
View the full list of 21 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(21 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Xylene (mixed isomers)1330-20-742,451 lbs33 lbs42,493 lbs
2Toluene108-88-329,713 lbs27 lbs29,749 lbs
31,2,4-Trimethylbenzene95-63-621,872 lbs105 lbs21,980 lbs
4n-Hexane110-54-318,945 lbs170 lbs19,116 lbs
5Benzene71-43-211,221 lbs24 lbs11,247 lbs
6Ethylbenzene100-41-45,951 lbs22 lbs5,975 lbs
7Methanol67-56-13,110 lbs0 lbs3,110 lbs
8Ethylene glycol107-21-11,955 lbs0 lbs1,955 lbs
9Cyclohexane110-82-7995 lbs0 lbs995 lbs
10Naphthalene91-20-3517 lbs21 lbs539 lbs
11Cumene98-82-8353 lbs10 lbs364 lbs
12Diethanolamine111-42-2205 lbs0 lbs205 lbs
13Chromium7440-47-30 lbs33 lbs33 lbs
14Nickel7440-02-00 lbs31 lbs31 lbs
15Lead And Lead CompoundsN4203 lbs22 lbs25 lbs
16Lead compoundsN4201 lbs22 lbs22 lbs
17Certain glycol ethersN23012 lbs0 lbs12 lbs
18Methyl tert-butyl ether1634-04-42 lbs5 lbs10 lbs
19Polycyclic aromatic compoundsN5902 lbs2 lbs4 lbs
20Piperonyl butoxide51-03-64 lbs0 lbs4 lbs
21Mercury And Mercury CompoundsN4581 lbs0 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
Xylene (mixed isomers), Toluene, n-Hexane, 1,2,4-Trimethylbenzene, Benzene
View the full list of 14 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(14 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Xylene (mixed isomers)1330-20-73,290 lbs5 lbs3,295 lbs
2Toluene108-88-32,900 lbs3 lbs2,903 lbs
3n-Hexane110-54-32,320 lbs0 lbs2,320 lbs
41,2,4-Trimethylbenzene95-63-62,100 lbs0 lbs2,100 lbs
5Benzene71-43-21,130 lbs2 lbs1,132 lbs
6Ethylbenzene100-41-4427 lbs3 lbs430 lbs
7Cyclohexane110-82-7232 lbs0 lbs232 lbs
8Naphthalene91-20-346 lbs1 lbs47 lbs
9Cumene98-82-824 lbs0 lbs24 lbs
10Nickel7440-02-00 lbs2 lbs2 lbs
11Chromium7440-47-30 lbs2 lbs2 lbs
12Lead And Lead CompoundsN4201 lbs1 lbs1 lbs
13Certain glycol ethersN2301 lbs0 lbs1 lbs
14Polycyclic aromatic compoundsN5900 lbs0 lbs1 lbs
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