Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 1402 Sunset Bay Ct, Pasadena, TX 77586

HCAD #1196100020040
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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
1402 Sunset Bay Ct, Pasadena, TX 77586
Building Size
2,774sqft
Total structure area from HCAD building records.
Elevation
11.48 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)
21.32 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)
$145,347
Based on HCAD building value of $223,612.
Depth-Damage (Neighborhood)
$155,787
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
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
13.4th percentile
Property Pollution Ranking
High
Higher pollution than 87% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
3.45 millionlbs
Extremely High
528.6x more than typical Houston property
≈ 172 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
3.43 millionlbs
Extremely High
712.1x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
15 thousandlbs
Extremely High
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
19
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)3,448,676 lbs3,433,853 lbs14,823 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)317,689 lbs315,548 lbs2,140 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 87% 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, Toluene, Acrylic acid
View the full list of 75 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(75 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1tert-Butyl alcohol75-65-0750,524 lbs0 lbs750,524 lbs
2Propylene115-07-1571,159 lbs0 lbs571,159 lbs
3Methanol67-56-1309,429 lbs0 lbs309,429 lbs
4Toluene108-88-3295,351 lbs0 lbs295,351 lbs
5Acrylic acid79-10-7248,318 lbs0 lbs248,318 lbs
6Propylene oxide75-56-9214,725 lbs0 lbs214,725 lbs
7n-Hexane110-54-3188,310 lbs0 lbs188,310 lbs
8Ethylene74-85-1163,241 lbs0 lbs163,241 lbs
9Ammonia7664-41-7158,421 lbs0 lbs158,421 lbs
10Titanium tetrachloride7550-45-0108,195 lbs0 lbs108,195 lbs
111,3-Butadiene106-99-090,529 lbs0 lbs90,529 lbs
12Methyl methacrylate80-62-659,716 lbs0 lbs59,988 lbs
13Molybdenum trioxide1313-27-551,068 lbs0 lbs51,068 lbs
14Ethylene glycol107-21-138,278 lbs0 lbs38,278 lbs
15Isoprene78-79-535,981 lbs0 lbs35,981 lbs
16Dicyclopentadiene77-73-620,009 lbs0 lbs20,009 lbs
17Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-015,293 lbs0 lbs15,293 lbs
18Nitrate compounds (water dissociable; reportable only when in aqueous solution)N51145 lbs14,147 lbs14,192 lbs
19Benzene71-43-213,808 lbs0 lbs13,808 lbs
20n-Butyl alcohol71-36-312,423 lbs0 lbs12,423 lbs
21Xylene (mixed isomers)1330-20-712,218 lbs0 lbs12,218 lbs
22Maleic anhydride108-31-610,306 lbs0 lbs10,306 lbs
23Epichlorohydrin106-89-88,442 lbs0 lbs8,442 lbs
24Trade SecretTRD SECRT5,905 lbs88 lbs5,993 lbs
25Dibutyl phthalate84-74-25,792 lbs0 lbs5,792 lbs
26Dimethylamine124-40-35,764 lbs0 lbs5,764 lbs
27Formic acid64-18-64,888 lbs0 lbs4,888 lbs
28Naphthalene91-20-34,770 lbs0 lbs4,770 lbs
29Propyleneimine75-55-83,701 lbs0 lbs3,701 lbs
30Vanadium compoundsN7703,122 lbs0 lbs3,137 lbs
31Zinc compoundsN9822,389 lbs346 lbs2,736 lbs
32Acetonitrile75-05-82,727 lbs0 lbs2,727 lbs
33Formaldehyde50-00-02,599 lbs0 lbs2,599 lbs
34Styrene100-42-52,418 lbs0 lbs2,549 lbs
35Nickel And Nickel CompoundsN4952,238 lbs75 lbs2,313 lbs
36Vanadium (except when contained in an alloy)7440-62-21,691 lbs0 lbs1,691 lbs
37Nickel compoundsN4951,389 lbs21 lbs1,410 lbs
38Ethylene oxide75-21-81,298 lbs0 lbs1,298 lbs
39o-Xylene95-47-6815 lbs0 lbs815 lbs
40Cobalt And Cobalt CompoundsN096741 lbs0 lbs741 lbs
41Nitric acid7697-37-2637 lbs0 lbs637 lbs
42Chlorobenzene108-90-7583 lbs0 lbs583 lbs
43N,N-Dimethylformamide68-12-2511 lbs0 lbs511 lbs
44Acetaldehyde75-07-0504 lbs0 lbs504 lbs
45Cobalt compoundsN096454 lbs0 lbs454 lbs
46Acrolein107-02-8402 lbs0 lbs402 lbs
47Cumene98-82-8369 lbs0 lbs369 lbs
48Hydroquinone123-31-9355 lbs0 lbs355 lbs
49Diethanolamine111-42-2308 lbs0 lbs308 lbs
501,2,4-Trimethylbenzene95-63-6278 lbs0 lbs278 lbs
51Phosphorus (yellow or white)12185-10-3250 lbs0 lbs250 lbs
52Di(2-ethylhexyl) phthalate117-81-7222 lbs0 lbs222 lbs
53Butyraldehyde123-72-8186 lbs0 lbs186 lbs
54Antimony And Antimony CompoundsN01085 lbs77 lbs161 lbs
554,4'-Isopropylidenediphenol80-05-7141 lbs0 lbs141 lbs
56Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)N090102 lbs14 lbs116 lbs
57Acrylonitrile107-13-185 lbs0 lbs85 lbs
58Ethylbenzene100-41-478 lbs0 lbs78 lbs
59Antimony compoundsN01044 lbs25 lbs69 lbs
60Lead And Lead CompoundsN42033 lbs3 lbs37 lbs
61Chromium compounds (except for chromite ore mined in the Transvaal Region)N09030 lbs4 lbs34 lbs
62Sodium nitrite7632-00-033 lbs0 lbs33 lbs
63Phthalic anhydride85-44-927 lbs0 lbs27 lbs
64Zinc (fume or dust)7440-66-626 lbs0 lbs26 lbs
65Lead compoundsN42017 lbs1 lbs18 lbs
66Copper compoundsN1000 lbs18 lbs18 lbs
67Triethylamine121-44-810 lbs0 lbs15 lbs
68Cadmium compoundsN07811 lbs0 lbs11 lbs
69Pyridine110-86-110 lbs0 lbs10 lbs
70Allyl alcohol107-18-610 lbs0 lbs10 lbs
71Chromium7440-47-37 lbs2 lbs9 lbs
72Methyl acrylate96-33-36 lbs0 lbs6 lbs
73Lead7439-92-12 lbs0 lbs2 lbs
74Biphenyl92-52-42 lbs0 lbs2 lbs
75N-Methyl-2-pyrrolidone872-50-41 lbs0 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
tert-Butyl alcohol, Propylene, Toluene, Acrylic acid, n-Hexane
View the full list of 49 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(49 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1tert-Butyl alcohol75-65-0101,671 lbs0 lbs101,671 lbs
2Propylene115-07-139,146 lbs0 lbs39,146 lbs
3Toluene108-88-326,332 lbs0 lbs26,332 lbs
4Acrylic acid79-10-720,902 lbs0 lbs20,902 lbs
5n-Hexane110-54-318,926 lbs0 lbs18,926 lbs
6Ethylene74-85-115,549 lbs0 lbs15,549 lbs
7Propylene oxide75-56-915,147 lbs0 lbs15,147 lbs
8Ammonia7664-41-712,667 lbs0 lbs12,667 lbs
9Methyl methacrylate80-62-612,306 lbs0 lbs12,306 lbs
10Titanium tetrachloride7550-45-010,755 lbs0 lbs10,755 lbs
11Isoprene78-79-510,184 lbs0 lbs10,184 lbs
12Methanol67-56-19,197 lbs0 lbs9,197 lbs
13Molybdenum trioxide1313-27-54,957 lbs0 lbs4,957 lbs
141,3-Butadiene106-99-03,263 lbs0 lbs3,263 lbs
15Ethylene glycol107-21-13,162 lbs0 lbs3,162 lbs
16Dicyclopentadiene77-73-62,368 lbs0 lbs2,368 lbs
17Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs2,038 lbs2,038 lbs
18Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-01,840 lbs0 lbs1,840 lbs
19Maleic anhydride108-31-61,578 lbs0 lbs1,578 lbs
20Benzene71-43-21,049 lbs0 lbs1,049 lbs
21Epichlorohydrin106-89-8643 lbs0 lbs643 lbs
22Nitric acid7697-37-2633 lbs0 lbs633 lbs
23Styrene100-42-5586 lbs0 lbs586 lbs
24Dibutyl phthalate84-74-2496 lbs0 lbs496 lbs
25Nickel And Nickel CompoundsN495341 lbs26 lbs367 lbs
26Naphthalene91-20-3303 lbs0 lbs303 lbs
27Xylene (mixed isomers)1330-20-7223 lbs0 lbs223 lbs
28Di(2-ethylhexyl) phthalate117-81-7222 lbs0 lbs222 lbs
29Formic acid64-18-6175 lbs0 lbs175 lbs
30Vanadium (except when contained in an alloy)7440-62-2170 lbs0 lbs170 lbs
31Formaldehyde50-00-0151 lbs0 lbs151 lbs
32Ethylene oxide75-21-8145 lbs0 lbs145 lbs
33Chlorobenzene108-90-7100 lbs0 lbs100 lbs
34Cobalt And Cobalt CompoundsN096100 lbs0 lbs100 lbs
35Vanadium compoundsN77067 lbs0 lbs67 lbs
36Trade SecretTRD SECRT0 lbs46 lbs46 lbs
37Antimony And Antimony CompoundsN01026 lbs19 lbs45 lbs
38N,N-Dimethylformamide68-12-239 lbs0 lbs39 lbs
39Propyleneimine75-55-832 lbs0 lbs32 lbs
40Acrolein107-02-828 lbs0 lbs28 lbs
41Hydroquinone123-31-923 lbs0 lbs23 lbs
42Zinc compoundsN98213 lbs10 lbs22 lbs
43Phthalic anhydride85-44-914 lbs0 lbs14 lbs
44Zinc (fume or dust)7440-66-69 lbs0 lbs9 lbs
45Chromium7440-47-34 lbs1 lbs4 lbs
46Acrylonitrile107-13-14 lbs0 lbs4 lbs
47Lead And Lead CompoundsN4202 lbs1 lbs3 lbs
48Methyl acrylate96-33-32 lbs0 lbs2 lbs
494,4'-Isopropylidenediphenol80-05-71 lbs0 lbs1 lbs
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