Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 8511 Dover St, Houston, TX 77061

HCAD #0851280000007
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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
8511 Dover St, Houston, TX 77061
Building Size
2,057sqft
Total structure area from HCAD building records.
Elevation
35 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
36.9th percentile
Property Pollution Ranking
Moderate
Higher pollution than 63% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
89 thousandlbs
High
13.7x more than typical Houston property
≈ 4 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
89 thousandlbs
High
18.5x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
361lbs
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)89,360 lbs88,999 lbs361 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)2,550 lbs2,527 lbs24 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 63% 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):
Toluene, N-Methyl-2-pyrrolidone, Nitric acid, Nickel compounds, Nickel And Nickel Compounds
View the full list of 11 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(11 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Toluene108-88-363,489 lbs0 lbs63,489 lbs
2N-Methyl-2-pyrrolidone872-50-417,750 lbs0 lbs17,750 lbs
3Nitric acid7697-37-24,015 lbs0 lbs4,015 lbs
4Nickel compoundsN4951,754 lbs156 lbs1,910 lbs
5Nickel And Nickel CompoundsN4951,505 lbs13 lbs1,518 lbs
6Chromium compounds (except for chromite ore mined in the Transvaal Region)N090321 lbs0 lbs321 lbs
7Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs173 lbs173 lbs
8Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)N090165 lbs0 lbs165 lbs
9Zinc compoundsN9820 lbs16 lbs16 lbs
10Chromium7440-47-30 lbs2 lbs2 lbs
11Nickel7440-02-00 lbs1 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
Toluene, Nickel And Nickel Compounds, Nitric acid, Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region), Zinc compounds
View the full list of 8 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(8 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Toluene108-88-31,500 lbs0 lbs1,500 lbs
2Nickel And Nickel CompoundsN495500 lbs5 lbs505 lbs
3Nitric acid7697-37-2500 lbs0 lbs500 lbs
4Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)N09027 lbs0 lbs27 lbs
5Zinc compoundsN9820 lbs16 lbs16 lbs
6Chromium7440-47-30 lbs2 lbs2 lbs
7Nickel7440-02-00 lbs1 lbs1 lbs
8Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs1 lbs1 lbs
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