Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 11700 Almeda Rd, Houston, TX 77045

HCAD #0451880000454
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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
11700 Almeda Rd, Houston, TX 77045
Elevation
55.62 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
28.2 acres
9.6% of 500m radius flooded.
Nearest Bayou Stage
N/A
No nearby bayou within monitoring range
Depth-Damage (HCAD Valuation)
$0
Vacant lot (no building data).
Depth-Damage (Neighborhood)
$0
Vacant lot (no building data).
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
27.2th 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)
362 thousandlbs
Very High
55.4x more than typical Houston property
≈ 18 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
361 thousandlbs
Very High
74.9x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
533lbs
High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
9
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)361,514 lbs360,980 lbs533 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)11,942 lbs11,903 lbs39 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):
Styrene, Phthalic anhydride, Copper compounds, Ammonia, Maleic anhydride
View the full list of 25 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(25 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Styrene100-42-5139,804 lbs0 lbs139,804 lbs
2Phthalic anhydride85-44-966,516 lbs0 lbs66,516 lbs
3Copper compoundsN10061,515 lbs95 lbs61,610 lbs
4Ammonia7664-41-745,966 lbs0 lbs45,966 lbs
5Maleic anhydride108-31-613,631 lbs0 lbs13,631 lbs
6Copper And Copper CompoundsN10011,995 lbs45 lbs12,040 lbs
7Xylene (mixed isomers)1330-20-75,560 lbs28 lbs5,588 lbs
8Methyl methacrylate80-62-63,015 lbs0 lbs3,015 lbs
9Chromium7440-47-32,817 lbs43 lbs2,860 lbs
10Ethylene glycol107-21-12,448 lbs0 lbs2,448 lbs
11Toluene108-88-31,939 lbs40 lbs1,979 lbs
12n-Hexane110-54-31,770 lbs15 lbs1,785 lbs
13Ethylbenzene100-41-41,659 lbs8 lbs1,667 lbs
14Nickel7440-02-01,007 lbs49 lbs1,057 lbs
15Benzene71-43-2615 lbs5 lbs620 lbs
161,2,4-Trimethylbenzene95-63-6228 lbs11 lbs239 lbs
17Formic acid64-18-6160 lbs0 lbs160 lbs
18Cobalt7440-48-4104 lbs54 lbs158 lbs
19Copper7440-50-8107 lbs45 lbs153 lbs
20Manganese7439-96-584 lbs61 lbs145 lbs
21Barium compounds (except for barium sulfate (CAS No. 7727-43-7))N04016 lbs27 lbs43 lbs
22Lead7439-92-13 lbs0 lbs15 lbs
23Naphthalene91-20-315 lbs0 lbs15 lbs
24Lead compoundsN4200 lbs7 lbs7 lbs
254,4'-Isopropylidenediphenol80-05-76 lbs0 lbs6 lbs
📋
Top chemicals released near this property (2024 only):
Ammonia, Copper And Copper Compounds, Styrene, Phthalic anhydride, Maleic anhydride
View the full list of 15 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(15 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Ammonia7664-41-74,290 lbs0 lbs4,290 lbs
2Copper And Copper CompoundsN1003,378 lbs12 lbs3,390 lbs
3Styrene100-42-52,610 lbs0 lbs2,610 lbs
4Phthalic anhydride85-44-91,461 lbs0 lbs1,461 lbs
5Maleic anhydride108-31-631 lbs0 lbs31 lbs
6Chromium7440-47-330 lbs1 lbs31 lbs
7Nickel7440-02-024 lbs4 lbs28 lbs
8Formic acid64-18-623 lbs0 lbs23 lbs
9Manganese7439-96-58 lbs15 lbs23 lbs
10Xylene (mixed isomers)1330-20-716 lbs0 lbs16 lbs
11Cobalt7440-48-48 lbs5 lbs13 lbs
12Copper7440-50-811 lbs2 lbs13 lbs
13Ethylene glycol107-21-17 lbs0 lbs7 lbs
144,4'-Isopropylidenediphenol80-05-76 lbs0 lbs6 lbs
15Ethylbenzene100-41-43 lbs0 lbs3 lbs
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