Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 12620 Adelia Ct, Houston, TX 77015

HCAD #0670800120034
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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
12620 Adelia Ct, Houston, TX 77015
Building Size
1,914sqft
Total structure area from HCAD building records.
Elevation
22.73 ft
Height above sea level from USGS data.
FEMA Flood Zone
X
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)
32.57 ft
Water surface elevation relative to sea level (NAVD88 datum).
Area Inundated
273.8 acres
92.8% of 500m radius flooded.
Nearest Bayou Stage
N/A
No nearby bayou within monitoring range
Depth-Damage (HCAD Valuation)
$45,623
Based on HCAD building value of $70,190.
Depth-Damage (Neighborhood)
$80,480
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.

Property Would Be Flooded
Flood Depth: 9.84 feet
Severity
Severe
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
17.0th percentile
Property Pollution Ranking
High
Higher pollution than 83% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
1.57 millionlbs
Extremely High
241.0x more than typical Houston property
≈ 79 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
1.54 millionlbs
Extremely High
318.4x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
37 thousandlbs
Extremely High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
11
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)1,572,136 lbs1,535,521 lbs36,615 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)147,887 lbs147,079 lbs443 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 83% of Houston homes
Each bar's width represents the percentage of Houston homes in that pollution range. This property ranks in the 10-19th percentile.
📋
Top chemicals released near this property (past 10 years):
Ammonia, Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), 1,3-Butadiene, Ethylene, n-Hexane
View the full list of 36 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(36 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Ammonia7664-41-7647,678 lbs33,581 lbs681,259 lbs
2Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-9278,278 lbs0 lbs278,278 lbs
31,3-Butadiene106-99-0203,018 lbs0 lbs203,018 lbs
4Ethylene74-85-1165,454 lbs0 lbs165,454 lbs
5n-Hexane110-54-364,257 lbs9 lbs64,337 lbs
6Styrene100-42-559,223 lbs0 lbs59,223 lbs
7Xylene (mixed isomers)1330-20-727,857 lbs18 lbs27,946 lbs
8Toluene108-88-319,346 lbs17 lbs19,450 lbs
9Cyclohexane110-82-714,656 lbs0 lbs14,656 lbs
10Isoprene78-79-513,272 lbs0 lbs13,272 lbs
11Ethylbenzene100-41-411,814 lbs16 lbs11,867 lbs
12Benzene71-43-210,336 lbs9 lbs10,363 lbs
13Methanol67-56-15,617 lbs0 lbs5,617 lbs
141,2,4-Trimethylbenzene95-63-63,566 lbs0 lbs3,637 lbs
15Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-03,066 lbs0 lbs3,066 lbs
16Manganese7439-96-51,668 lbs543 lbs2,211 lbs
17Chromium7440-47-31,182 lbs925 lbs2,106 lbs
18Nickel7440-02-01,350 lbs544 lbs1,894 lbs
19Manganese compoundsN450990 lbs262 lbs1,252 lbs
20Chromium compounds (except for chromite ore mined in the Transvaal Region)N090410 lbs417 lbs828 lbs
21Nickel compoundsN495443 lbs250 lbs694 lbs
22Ethylene glycol107-21-1343 lbs0 lbs343 lbs
23Aluminum (fume or dust)7429-90-5250 lbs0 lbs250 lbs
24Copper7440-50-8250 lbs0 lbs250 lbs
25Cobalt7440-48-4250 lbs0 lbs250 lbs
26Phthalic anhydride85-44-9184 lbs0 lbs184 lbs
27Cumene98-82-8169 lbs0 lbs174 lbs
28Naphthalene91-20-3163 lbs0 lbs168 lbs
29Maleic anhydride108-31-6139 lbs0 lbs139 lbs
30Propylene115-07-1126 lbs0 lbs126 lbs
31Certain glycol ethersN230105 lbs0 lbs105 lbs
32Anthracene120-12-731 lbs0 lbs31 lbs
33Polycyclic aromatic compoundsN59023 lbs0 lbs23 lbs
34Lead compoundsN4202 lbs11 lbs14 lbs
35Lead And Lead CompoundsN4200 lbs12 lbs12 lbs
36Chlorine7782-50-55 lbs0 lbs5 lbs
📋
Top chemicals released near this property (2024 only):
Ammonia, 1,3-Butadiene, Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Ethylene, n-Hexane
View the full list of 20 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(20 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Ammonia7664-41-774,863 lbs93 lbs74,956 lbs
21,3-Butadiene106-99-032,375 lbs0 lbs32,375 lbs
3Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-917,245 lbs0 lbs17,245 lbs
4Ethylene74-85-114,466 lbs0 lbs14,466 lbs
5n-Hexane110-54-33,420 lbs0 lbs3,491 lbs
6Isoprene78-79-52,371 lbs0 lbs2,371 lbs
7Toluene108-88-3520 lbs8 lbs615 lbs
8Benzene71-43-2545 lbs2 lbs565 lbs
9Xylene (mixed isomers)1330-20-7280 lbs8 lbs359 lbs
10Cyclohexane110-82-7294 lbs0 lbs294 lbs
11Manganese7439-96-5162 lbs86 lbs248 lbs
12Chromium7440-47-371 lbs144 lbs215 lbs
13Nickel7440-02-0108 lbs86 lbs194 lbs
141,2,4-Trimethylbenzene95-63-6114 lbs0 lbs185 lbs
15Ethylbenzene100-41-4125 lbs8 lbs170 lbs
16Propylene115-07-183 lbs0 lbs83 lbs
17Cumene98-82-825 lbs0 lbs30 lbs
18Naphthalene91-20-311 lbs0 lbs16 lbs
19Lead And Lead CompoundsN4200 lbs5 lbs5 lbs
20Lead compoundsN4200 lbs3 lbs3 lbs
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