Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 1830 Forest Hill Blvd, Houston, Tx 77023

HCAD #0141910000044
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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
1830 Forest Hill Blvd, Houston, Tx 77023
Building Size
1,487sqft
Total structure area from HCAD building records.
Elevation
31 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
174.1 acres
59.0% of 500m radius flooded.
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
20.9th percentile
Property Pollution Ranking
High
Higher pollution than 79% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
764 thousandlbs
Extremely High
117.0x more than typical Houston property
≈ 38 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
763 thousandlbs
Extremely High
158.2x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
649lbs
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)763,538 lbs762,889 lbs649 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)78,180 lbs78,152 lbs27 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 79% 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):
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Zinc compounds, Xylene (mixed isomers), Ammonia, Nitric acid
View the full list of 48 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(48 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-9376,938 lbs0 lbs376,938 lbs
2Zinc compoundsN982176,605 lbs0 lbs176,605 lbs
3Xylene (mixed isomers)1330-20-765,543 lbs0 lbs65,543 lbs
4Ammonia7664-41-751,735 lbs0 lbs51,735 lbs
5Nitric acid7697-37-235,856 lbs0 lbs35,856 lbs
6Ethylene glycol107-21-114,690 lbs0 lbs14,690 lbs
71,4-Dioxane123-91-110,779 lbs0 lbs10,779 lbs
8Toluene108-88-38,216 lbs0 lbs8,216 lbs
9Hydrogen sulfide7783-06-46,306 lbs0 lbs6,306 lbs
10Lead compoundsN4203,031 lbs0 lbs3,031 lbs
11Copper compoundsN1002,021 lbs0 lbs2,021 lbs
12Phthalic anhydride85-44-92,000 lbs0 lbs2,000 lbs
13Lead And Lead CompoundsN4201,615 lbs10 lbs1,626 lbs
14Vinyl acetate108-05-41,608 lbs0 lbs1,608 lbs
15Manganese7439-96-51,002 lbs357 lbs1,359 lbs
16Acetaldehyde75-07-01,011 lbs0 lbs1,011 lbs
17Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-0999 lbs0 lbs999 lbs
18Lead7439-92-1622 lbs259 lbs881 lbs
19Methanol67-56-1873 lbs0 lbs873 lbs
201,1,1,2-Tetrachloroethane630-20-6434 lbs0 lbs434 lbs
21Carbon disulfide75-15-0351 lbs0 lbs351 lbs
22Propylene115-07-1227 lbs0 lbs227 lbs
23Dimethylamine124-40-390 lbs0 lbs90 lbs
24Chromium compounds (except for chromite ore mined in the Transvaal Region)N09086 lbs0 lbs86 lbs
25Vanadium compoundsN77065 lbs0 lbs65 lbs
26Allyl alcohol107-18-634 lbs0 lbs34 lbs
27Nickel compoundsN49522 lbs0 lbs22 lbs
28Methoxone sodium salt3653-48-320 lbs0 lbs20 lbs
29Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)N09019 lbs0 lbs19 lbs
30Triethylamine121-44-817 lbs0 lbs17 lbs
31Chromium7440-47-33 lbs12 lbs15 lbs
32tert-Butyl alcohol75-65-015 lbs0 lbs15 lbs
33Acrolein107-02-813 lbs0 lbs13 lbs
34Copper And Copper CompoundsN10010 lbs0 lbs10 lbs
35Hydroquinone123-31-99 lbs0 lbs9 lbs
36Copper7440-50-80 lbs6 lbs6 lbs
37Nickel7440-02-01 lbs4 lbs5 lbs
38Mercury compoundsN4583 lbs1 lbs4 lbs
39Diaminotoluene (mixed isomers)25376-45-84 lbs0 lbs4 lbs
40Pyridine110-86-13 lbs0 lbs3 lbs
41Benzene71-43-23 lbs0 lbs3 lbs
42Chloroethane75-00-32 lbs0 lbs2 lbs
43p-Cresol106-44-52 lbs0 lbs2 lbs
44Trichloroethylene79-01-61 lbs0 lbs1 lbs
452,4-Diaminotoluene95-80-71 lbs0 lbs1 lbs
461,3-Butadiene106-99-01 lbs0 lbs1 lbs
47Ethylbenzene100-41-41 lbs0 lbs1 lbs
48Cyclohexane110-82-71 lbs0 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Xylene (mixed isomers), Zinc compounds, Ethylene glycol, Nitric acid
View the full list of 18 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(18 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-950,698 lbs0 lbs50,698 lbs
2Xylene (mixed isomers)1330-20-710,496 lbs0 lbs10,496 lbs
3Zinc compoundsN9829,014 lbs0 lbs9,014 lbs
4Ethylene glycol107-21-15,094 lbs0 lbs5,094 lbs
5Nitric acid7697-37-2750 lbs0 lbs750 lbs
6Hydrogen sulfide7783-06-4592 lbs0 lbs592 lbs
71,4-Dioxane123-91-1328 lbs0 lbs328 lbs
8Carbon disulfide75-15-0241 lbs0 lbs241 lbs
9Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-0221 lbs0 lbs221 lbs
101,1,1,2-Tetrachloroethane630-20-6212 lbs0 lbs212 lbs
11Lead And Lead CompoundsN420192 lbs5 lbs197 lbs
12Methanol67-56-1152 lbs0 lbs152 lbs
13Ammonia7664-41-7107 lbs0 lbs107 lbs
14Lead7439-92-120 lbs22 lbs42 lbs
15Dimethylamine124-40-323 lbs0 lbs23 lbs
16Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)N0906 lbs0 lbs6 lbs
17Vinyl acetate108-05-45 lbs0 lbs5 lbs
18Acetaldehyde75-07-01 lbs0 lbs1 lbs
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