Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 15531 Avenue C, Channelview, TX 77530

HCAD #0650910160014
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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 AE
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
15531 Avenue C, Channelview, TX 77530
Building Size
2,372sqft
Total structure area from HCAD building records.
Elevation
20.65 ft
Height above sea level from USGS data.
FEMA Flood Zone
AE
High Risk - 1% annual chance with established base flood elevation
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)
30.49 ft
Water surface elevation relative to sea level (NAVD88 datum).
Area Inundated
180.4 acres
61.2% of 500m radius flooded.
Nearest Bayou Stage
N/A
No nearby bayou within monitoring range
Depth-Damage (HCAD Valuation)
$69,107
Based on HCAD building value of $106,319.
Depth-Damage (Neighborhood)
$82,347
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
Special Flood Hazard Area (SFHA): Flood insurance required for federally backed mortgages
#2
Obtain an Elevation Certificate to determine accurate flood insurance premiums
#3
Property elevation currently above simulated flood level
#4
Maintain flood insurance coverage as required in Special Flood Hazard Areas
#5
Review official FEMA Flood Insurance Rate Map (FIRM) for detailed flood zone boundaries
#6
Contact Harris County Flood Control District (HCFCD) for drainage projects and flood information
🏭Industrial Pollution Exposure
25.9th percentile
Property Pollution Ranking
Moderate
Higher pollution than 74% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
435 thousandlbs
Very High
66.7x more than typical Houston property
≈ 22 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
435 thousandlbs
Very High
90.2x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
357lbs
High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
8
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)435,295 lbs434,938 lbs357 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)123,936 lbs123,883 lbs53 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 74% of Houston homes
Each bar's width represents the percentage of Houston homes in that pollution range. This property ranks in the 20-29th percentile.
📋
Top chemicals released near this property (past 10 years):
Ethylene glycol, n-Hexane, Toluene, Xylene (mixed isomers), 1,3-Butadiene
View the full list of 27 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(27 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Ethylene glycol107-21-1343,045 lbs0 lbs343,045 lbs
2n-Hexane110-54-318,369 lbs0 lbs20,812 lbs
3Toluene108-88-316,732 lbs92 lbs19,964 lbs
4Xylene (mixed isomers)1330-20-79,883 lbs17 lbs17,363 lbs
51,3-Butadiene106-99-012,796 lbs0 lbs12,796 lbs
6Cyclohexane110-82-75,170 lbs0 lbs10,754 lbs
7Benzene71-43-26,753 lbs84 lbs8,408 lbs
8Methanol67-56-14,897 lbs0 lbs4,897 lbs
9Chlorine7782-50-54,596 lbs0 lbs4,596 lbs
10Naphthalene91-20-31,809 lbs1 lbs3,974 lbs
111,2,4-Trimethylbenzene95-63-6934 lbs2 lbs3,728 lbs
12Styrene100-42-52,528 lbs0 lbs2,528 lbs
13Methyl tert-butyl ether1634-04-42,304 lbs0 lbs2,304 lbs
14Ethylbenzene100-41-4987 lbs4 lbs1,834 lbs
15Certain glycol ethersN2301,026 lbs0 lbs1,026 lbs
16Chromium7440-47-3817 lbs87 lbs904 lbs
17Hydrogen sulfide7783-06-4726 lbs0 lbs726 lbs
18n-Butyl alcohol71-36-3691 lbs0 lbs691 lbs
19Nickel7440-02-0315 lbs64 lbs379 lbs
20tert-Butyl alcohol75-65-0272 lbs0 lbs272 lbs
21Vinyl acetate108-05-4215 lbs0 lbs215 lbs
22Dicyclopentadiene77-73-634 lbs0 lbs34 lbs
23Methyl methacrylate80-62-613 lbs0 lbs13 lbs
24Trichloroethylene79-01-610 lbs0 lbs10 lbs
25Tetrachloroethylene127-18-410 lbs0 lbs10 lbs
26Lead7439-92-13 lbs7 lbs10 lbs
27Zinc compoundsN9825 lbs0 lbs6 lbs
📋
Top chemicals released near this property (2024 only):
Ethylene glycol, n-Hexane, Xylene (mixed isomers), Toluene, Benzene
View the full list of 19 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(19 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Ethylene glycol107-21-1110,903 lbs0 lbs110,903 lbs
2n-Hexane110-54-33,686 lbs0 lbs3,686 lbs
3Xylene (mixed isomers)1330-20-72,234 lbs0 lbs2,234 lbs
4Toluene108-88-32,189 lbs0 lbs2,189 lbs
5Benzene71-43-21,482 lbs0 lbs1,482 lbs
6Cyclohexane110-82-7935 lbs0 lbs935 lbs
71,3-Butadiene106-99-0433 lbs0 lbs433 lbs
8Chlorine7782-50-5428 lbs0 lbs428 lbs
9Methyl tert-butyl ether1634-04-4354 lbs0 lbs354 lbs
10Naphthalene91-20-3311 lbs0 lbs311 lbs
11Ethylbenzene100-41-4265 lbs0 lbs265 lbs
12Vinyl acetate108-05-4205 lbs0 lbs205 lbs
13Chromium7440-47-3136 lbs32 lbs167 lbs
14Methanol67-56-1115 lbs0 lbs115 lbs
15n-Butyl alcohol71-36-3108 lbs0 lbs108 lbs
16Nickel7440-02-036 lbs20 lbs57 lbs
17Dicyclopentadiene77-73-634 lbs0 lbs34 lbs
18Styrene100-42-530 lbs0 lbs30 lbs
19Methyl methacrylate80-62-61 lbs0 lbs1 lbs
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