Complete Property Analysis

Environmental risk, tax analysis, and property details for 10814 Mackenzie Dr, Houston, TX 77086

HCAD #1135890000047

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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

10814 Mackenzie Dr, Houston, TX 77086

Building Size

2,200sqft

Total structure area from HCAD building records.

Elevation

105.54 ft

Height above sea level from USGS data.

FEMA Flood Zone

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)

115.39 ft

Water surface elevation relative to sea level (NAVD88 datum).

Area Inundated

128.1 acres

43.4% of 500m radius flooded.

Nearest Bayou Stage

N/A

No nearby bayou within monitoring range

Depth-Damage (HCAD Valuation)

$117,944

Based on HCAD building value of $181,453.

Depth-Damage (Neighborhood)

$111,296

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.

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.

Minimal flood hazard area - property outside mapped high-risk zones

Flood insurance available at preferred rates - over 25% of claims occur in low-risk areas

Review official FEMA Flood Insurance Rate Map (FIRM) for detailed flood zone boundaries

Contact Harris County Flood Control District (HCFCD) for drainage projects and flood information

🏭Industrial Pollution Exposure

28.9th percentile

Property Pollution Ranking

Moderate

Higher pollution than 71% of Houston homes

Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.

Industrial Pollution Nearby (10 Years)

255 thousandlbs

High

39.2x more than typical Houston property

≈ 13 dump trucks of chemicals within 2 miles

Air Pollution (10 Years)

255 thousandlbs

Very High

52.9x more than typical Houston property

Includes fugitive emissions (leaks) and stack emissions (smokestacks).

Water Pollution (10 Years)

207lbs

High

Discharges to bayous, streams, and drainage systems.

Facilities Nearby

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.

Period	Total	Air	Water
Typical Houston Property (2014-2024)	6,524 lbs	4,822 lbs	0 lbs
This Property (2014-2024)	255,497 lbs	255,290 lbs	207 lbs
Typical Houston Property (2024 Only)	2 lbs	1 lbs	0 lbs
This Property (2024 Only)	2,676 lbs	2,676 lbs	0 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

70-79th

5.8%

80-89th

4.3%

90-100thLowest Pollution

34.2%

Higher pollution than 71% 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):
Xylene (mixed isomers), Toluene, Methyl isobutyl ketone, Benzene, Zinc compounds
View the full list of 14 chemicals below.

Chemicals Released (2014-2024, 10-Year Total)(14 chemicals)

#	Chemical	CAS#	Air (lbs/10yr)	Water (lbs/10yr)	Total (lbs/10yr)
1	Xylene (mixed isomers)	1330-20-7	129,072 lbs	0 lbs	129,072 lbs
2	Toluene	108-88-3	53,000 lbs	0 lbs	53,000 lbs
3	Methyl isobutyl ketone	108-10-1	52,500 lbs	0 lbs	52,500 lbs
4	Benzene	71-43-2	9,329 lbs	0 lbs	9,329 lbs
5	Zinc compounds	N982	4,000 lbs	18 lbs	4,018 lbs
6	Manganese	7439-96-5	2,055 lbs	150 lbs	2,235 lbs
7	Chromium	7440-47-3	1,550 lbs	6 lbs	1,586 lbs
8	Ethylbenzene	100-41-4	1,571 lbs	0 lbs	1,571 lbs
9	o-Xylene	95-47-6	841 lbs	0 lbs	841 lbs
10	Ethylene glycol	107-21-1	516 lbs	0 lbs	516 lbs
11	Copper	7440-50-8	428 lbs	6 lbs	434 lbs
12	Nickel	7440-02-0	335 lbs	27 lbs	392 lbs
13	Zinc (fume or dust)	7440-66-6	93 lbs	0 lbs	93 lbs
14	Lead	7439-92-1	0 lbs	1 lbs	1 lbs

📋

Top chemicals released near this property (2024 only):
Xylene (mixed isomers), Benzene, Ethylbenzene
View the full list of 3 chemicals reported within 2 miles for 2024.

Chemicals Released (2024 Only)(3 chemicals)