Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 9721 Masterson St, Houston, TX 77029

HCAD #0141250680011
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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
9721 Masterson St, Houston, TX 77029
Building Size
1,790sqft
Total structure area from HCAD building records.
Elevation
31.03 ft
Height above sea level from USGS data.
FEMA Flood Zone
X
Moderate to Low Risk - Outside 500-year floodplain
Overall Risk
Very Low
Risk based on FEMA zone and simulation.
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 Low
Flood Depth
0 ft±0.5 ft
No flooding at current water level.
Water Surface Elevation (WSE)
N/A
Water surface elevation data not available.
Area Inundated
N/A
Data not available
Nearest Bayou Stage
N/A
No nearby bayou within monitoring range
Depth-Damage (HCAD Valuation)
$0
Property not flooded. No damage to calculate.
Depth-Damage (Neighborhood)
$0
Property not flooded. No damage to calculate.
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 Safe
Safety Margin: 0 feet
Severity
Safe
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
26.8th percentile
Property Pollution Ranking
Moderate
Higher pollution than 73% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
376 thousandlbs
Very High
57.7x more than typical Houston property
≈ 19 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
372 thousandlbs
Very High
77.1x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
5 thousandlbs
Very High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
10
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)376,275 lbs371,582 lbs4,693 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)53,869 lbs53,346 lbs523 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 73% 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):
Ammonia, Xylene (mixed isomers), Zinc compounds, Hydrogen sulfide, Manganese
View the full list of 26 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(26 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Ammonia7664-41-7295,214 lbs0 lbs295,214 lbs
2Xylene (mixed isomers)1330-20-732,641 lbs0 lbs32,641 lbs
3Zinc compoundsN98224,232 lbs4,584 lbs28,816 lbs
4Hydrogen sulfide7783-06-46,912 lbs0 lbs6,912 lbs
5Manganese7439-96-54,228 lbs0 lbs4,228 lbs
6Methanol67-56-13,036 lbs0 lbs3,036 lbs
7Polycyclic aromatic compoundsN5901,867 lbs2 lbs1,876 lbs
8Ethylbenzene100-41-4917 lbs0 lbs918 lbs
9Propylene115-07-1483 lbs0 lbs483 lbs
10Certain glycol ethersN230402 lbs0 lbs402 lbs
11Chloroacetic acid79-11-8330 lbs0 lbs330 lbs
12Methyl methacrylate80-62-6265 lbs0 lbs265 lbs
13Benzo[g,h,i]perylene191-24-2236 lbs0 lbs236 lbs
14Lead7439-92-1229 lbs1 lbs230 lbs
15Naphthalene91-20-3184 lbs0 lbs185 lbs
16Styrene100-42-5162 lbs0 lbs163 lbs
171,2,4-Trimethylbenzene95-63-6125 lbs0 lbs125 lbs
18Barium compounds (except for barium sulfate (CAS No. 7727-43-7))N0400 lbs67 lbs67 lbs
19Lead compoundsN42038 lbs22 lbs60 lbs
20Nickel7440-02-035 lbs0 lbs35 lbs
21Nitric acid7697-37-230 lbs0 lbs30 lbs
22Barium And Barium CompoundsN0400 lbs16 lbs16 lbs
23Mercury7439-97-612 lbs0 lbs12 lbs
24Lead And Lead CompoundsN4203 lbs1 lbs3 lbs
25Copper compoundsN1001 lbs1 lbs2 lbs
26Dioxin and dioxin-like compoundsN1501 lbs0 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
Ammonia, Zinc compounds, Lead, Polycyclic aromatic compounds, Benzo[g,h,i]perylene
View the full list of 9 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(9 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Ammonia7664-41-749,429 lbs0 lbs49,429 lbs
2Zinc compoundsN9823,493 lbs500 lbs3,993 lbs
3Lead7439-92-1228 lbs1 lbs229 lbs
4Polycyclic aromatic compoundsN590149 lbs0 lbs150 lbs
5Benzo[g,h,i]perylene191-24-221 lbs0 lbs21 lbs
6Barium compounds (except for barium sulfate (CAS No. 7727-43-7))N0400 lbs19 lbs19 lbs
7Chloroacetic acid79-11-810 lbs0 lbs10 lbs
8Methyl methacrylate80-62-610 lbs0 lbs10 lbs
9Lead compoundsN4205 lbs3 lbs8 lbs
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