Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 12100 Port Rd, Pasadena, TX 77586

HCAD #1005740000107
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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 AE
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
12100 Port Rd, Pasadena, TX 77586
Elevation
12.7 ft
Height above sea level from USGS data.
FEMA Flood Zone
AE
High Risk - 1% annual chance with established base flood elevation
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)
22.54 ft
Water surface elevation relative to sea level (NAVD88 datum).
Area Inundated
294.9 acres
100.0% 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 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
Special Flood Hazard Area (SFHA): Flood insurance required for federally backed mortgages
#2
Obtain an Elevation Certificate to determine accurate flood insurance premiums
#3
Property elevation currently above simulated flood level
#4
Maintain flood insurance coverage as required in Special Flood Hazard Areas
#5
Review official FEMA Flood Insurance Rate Map (FIRM) for detailed flood zone boundaries
#6
Contact Harris County Flood Control District (HCFCD) for drainage projects and flood information
🏭Industrial Pollution Exposure
14.1th percentile
Property Pollution Ranking
High
Higher pollution than 86% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
3.04 millionlbs
Extremely High
466.2x more than typical Houston property
≈ 152 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
3.04 millionlbs
Extremely High
630.6x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
310lbs
High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
12
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)3,041,421 lbs3,041,111 lbs310 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)266,889 lbs266,813 lbs76 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 86% 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):
tert-Butyl alcohol, Propylene, Methanol, Acrylic acid, Propylene oxide
View the full list of 62 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(62 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1tert-Butyl alcohol75-65-0750,524 lbs0 lbs750,524 lbs
2Propylene115-07-1566,101 lbs0 lbs566,101 lbs
3Methanol67-56-1308,652 lbs0 lbs308,652 lbs
4Acrylic acid79-10-7247,770 lbs0 lbs247,770 lbs
5Propylene oxide75-56-9214,778 lbs0 lbs214,778 lbs
6Ethylene74-85-1178,679 lbs0 lbs178,679 lbs
7Benzene71-43-2129,270 lbs0 lbs129,270 lbs
81,3-Butadiene106-99-0105,073 lbs0 lbs105,073 lbs
9Cyclohexane110-82-7102,600 lbs0 lbs102,600 lbs
10Ethylbenzene100-41-466,752 lbs0 lbs66,752 lbs
11Ammonia7664-41-760,756 lbs0 lbs60,756 lbs
12Toluene108-88-351,603 lbs0 lbs51,603 lbs
13Styrene100-42-551,523 lbs0 lbs51,523 lbs
14Isoprene78-79-547,793 lbs0 lbs47,793 lbs
15Certain glycol ethersN23034,364 lbs0 lbs34,364 lbs
16Molybdenum trioxide1313-27-526,754 lbs0 lbs26,754 lbs
17Dicyclopentadiene77-73-620,009 lbs0 lbs20,009 lbs
18Xylene (mixed isomers)1330-20-714,870 lbs0 lbs14,870 lbs
19Formaldehyde50-00-07,709 lbs0 lbs7,709 lbs
20Naphthalene91-20-36,107 lbs0 lbs6,107 lbs
21Trade SecretTRD SECRT5,905 lbs88 lbs5,993 lbs
22Dimethylamine124-40-35,764 lbs0 lbs5,764 lbs
23Maleic anhydride108-31-65,267 lbs0 lbs5,267 lbs
24Formic acid64-18-64,772 lbs0 lbs4,772 lbs
251,2,4-Trimethylbenzene95-63-64,474 lbs0 lbs4,474 lbs
26Butyl acrylate141-32-24,451 lbs0 lbs4,451 lbs
27Propyleneimine75-55-83,701 lbs0 lbs3,701 lbs
28Vinyl acetate108-05-43,230 lbs0 lbs3,230 lbs
29Acrylonitrile107-13-11,977 lbs0 lbs1,977 lbs
30NonylphenolN5301,974 lbs0 lbs1,974 lbs
31n-Hexane110-54-31,735 lbs0 lbs1,735 lbs
32Epichlorohydrin106-89-81,042 lbs0 lbs1,042 lbs
33o-Xylene95-47-6815 lbs0 lbs815 lbs
34Nonylphenol EthoxylatesN535773 lbs0 lbs773 lbs
35Chlorobenzene108-90-7559 lbs0 lbs559 lbs
36Acetaldehyde75-07-0504 lbs0 lbs504 lbs
37Ethylene glycol107-21-1496 lbs0 lbs496 lbs
38Acrolein107-02-8402 lbs0 lbs402 lbs
39Cumene98-82-8384 lbs0 lbs384 lbs
40Hydroquinone123-31-9355 lbs0 lbs355 lbs
41Benzyl chloride100-44-7228 lbs0 lbs228 lbs
42Zinc compoundsN98268 lbs113 lbs181 lbs
43Antimony And Antimony CompoundsN01085 lbs77 lbs161 lbs
44Diethanolamine111-42-2106 lbs0 lbs106 lbs
45Diethyl sulfate64-67-585 lbs0 lbs85 lbs
46Antimony compoundsN01044 lbs25 lbs69 lbs
47n-Butyl alcohol71-36-337 lbs0 lbs37 lbs
48Lead And Lead CompoundsN42032 lbs3 lbs36 lbs
49Acetonitrile75-05-833 lbs0 lbs33 lbs
50Bis(2-chloroethyl) ether111-44-426 lbs0 lbs26 lbs
51Zinc (fume or dust)7440-66-626 lbs0 lbs26 lbs
522,4-Dimethylphenol105-67-917 lbs0 lbs17 lbs
53Lead compoundsN42015 lbs1 lbs16 lbs
54Triethylamine121-44-810 lbs0 lbs15 lbs
55Cadmium compoundsN07811 lbs0 lbs11 lbs
56Chromium7440-47-37 lbs2 lbs9 lbs
57Methyl acrylate96-33-36 lbs0 lbs6 lbs
58Ethylene oxide75-21-85 lbs0 lbs5 lbs
59Lead7439-92-12 lbs0 lbs2 lbs
60Biphenyl92-52-42 lbs0 lbs2 lbs
61Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)N0901 lbs0 lbs2 lbs
62Chromium compounds (except for chromite ore mined in the Transvaal Region)N0901 lbs0 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
tert-Butyl alcohol, Propylene, Acrylic acid, Ethylene, Propylene oxide
View the full list of 42 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(42 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1tert-Butyl alcohol75-65-0101,671 lbs0 lbs101,671 lbs
2Propylene115-07-139,502 lbs0 lbs39,502 lbs
3Acrylic acid79-10-720,841 lbs0 lbs20,841 lbs
4Ethylene74-85-116,290 lbs0 lbs16,290 lbs
5Propylene oxide75-56-915,148 lbs0 lbs15,148 lbs
6Isoprene78-79-512,309 lbs0 lbs12,309 lbs
7Methanol67-56-110,032 lbs0 lbs10,032 lbs
8Benzene71-43-29,442 lbs0 lbs9,442 lbs
9Cyclohexane110-82-78,060 lbs0 lbs8,060 lbs
10Ammonia7664-41-76,500 lbs0 lbs6,500 lbs
111,3-Butadiene106-99-04,450 lbs0 lbs4,450 lbs
12Ethylbenzene100-41-44,042 lbs0 lbs4,042 lbs
13Styrene100-42-53,598 lbs0 lbs3,598 lbs
14Molybdenum trioxide1313-27-53,114 lbs0 lbs3,114 lbs
15Toluene108-88-32,767 lbs0 lbs2,767 lbs
16Dicyclopentadiene77-73-62,368 lbs0 lbs2,368 lbs
17Maleic anhydride108-31-61,173 lbs0 lbs1,173 lbs
18Acrylonitrile107-13-1879 lbs0 lbs879 lbs
19Butyl acrylate141-32-2848 lbs0 lbs848 lbs
201,2,4-Trimethylbenzene95-63-6599 lbs0 lbs599 lbs
21Xylene (mixed isomers)1330-20-7586 lbs0 lbs586 lbs
22NonylphenolN530551 lbs0 lbs551 lbs
23Naphthalene91-20-3526 lbs0 lbs526 lbs
24Certain glycol ethersN230421 lbs0 lbs421 lbs
25Formaldehyde50-00-0296 lbs0 lbs296 lbs
26Formic acid64-18-6175 lbs0 lbs175 lbs
27n-Hexane110-54-3160 lbs0 lbs160 lbs
28Benzyl chloride100-44-7119 lbs0 lbs119 lbs
29Chlorobenzene108-90-7100 lbs0 lbs100 lbs
30Ethylene glycol107-21-184 lbs0 lbs84 lbs
31Trade SecretTRD SECRT0 lbs46 lbs46 lbs
32Antimony And Antimony CompoundsN01026 lbs19 lbs45 lbs
33Propyleneimine75-55-832 lbs0 lbs32 lbs
34Acrolein107-02-828 lbs0 lbs28 lbs
35Acetonitrile75-05-824 lbs0 lbs24 lbs
36Hydroquinone123-31-923 lbs0 lbs23 lbs
37Zinc compoundsN98213 lbs10 lbs22 lbs
38Zinc (fume or dust)7440-66-69 lbs0 lbs9 lbs
39Chromium7440-47-34 lbs1 lbs4 lbs
40Lead And Lead CompoundsN4202 lbs1 lbs3 lbs
41Methyl acrylate96-33-32 lbs0 lbs2 lbs
42Ethylene oxide75-21-81 lbs0 lbs1 lbs
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