📊 Environmental Assessment Report

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.

🌊 Part 1: Flood Risk Analysis

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
0 RED BLUFF RD PASADENA 77507
Elevation
8.98 ft
Height above sea level from USGS data.
FEMA Flood Zone
AE
High Risk - 1% annual chance with established base flood elevation
Overall Risk
High
Property flooded at 1.0ft depth. Risk based on flood depth at structure.

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
High
Flood Depth
1.02 ft ±0.5 ft
Depth of water above ground level.
Water Surface Elevation (WSE)
N/A
Water surface elevation data not available.
Area Inundated
N/A
Data not available
Nearest Bayou Stage
N/A
No nearby bayou within monitoring range
Depth-Damage Estimate (HCAD Valuation)
$0
Vacant lot (no building data). No structure to calculate damage for.
Depth-Damage Estimate (Neighborhood Comparison)
$0
Vacant lot (no building data). No structure to calculate damage for.
Analysis Method
COG Bathtub 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: 1.02 feet
Severity: Minor

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.

  • This property is in a high-risk flood zone. Flood insurance is required for mortgages.
  • Consider flood mitigation measures like elevated utilities and flood vents.
  • Review the interactive flood simulator to understand how different rainfall events could affect this property.
  • Contact Harris County Flood Control District (HCFCD) for drainage projects and flood information.
  • Simulation shows flooding at current water level - review property drainage and consider mitigation.

🏭 Part 2: Industrial Pollution Exposure

Property Pollution Ranking
High
Higher pollution than 89% of Houston homes
This ranking compares pollution levels within 2 miles of this property against 10,000 randomly sampled Houston metro properties. Lower percentiles indicate higher pollution exposure.
Industrial Pollution Nearby (Last 10 Years)
5.97 million lbs
Extremely High
915.5x more than typical Houston property
299 dump trucks of chemicals within 2 miles
Total chemical releases from all industrial facilities within a 2-mile radius over the past decade (2014–2024). Data from EPA's Toxic Release Inventory tracking air, water, and land discharges.
💨 Air Pollution (Last 10 Years)
5.96 million lbs
Extremely High
1235.6x more than typical Houston property
Chemicals released into the air from nearby facilities over 10 years. Includes both fugitive emissions (leaks, evaporation) and stack emissions (smokestacks, vents). May affect local air quality.
💧 Water Pollution (Last 10 Years)
15 thousand lbs
Extremely High
Most Houston properties have none nearby
Chemical discharges to surface water (bayous, streams, drainage) from industrial facilities within 2 miles over the past decade. May impact local waterways and drainage systems.

❤️ 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)5,973,189 lbs5,958,455 lbs14,735 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)3,350,427 lbs499,812 lbs2,094 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 89% 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 15% most polluted).

Top chemicals released near this property (past 10 years):

Methanol, tert-Butyl alcohol, Propylene, Ammonia, Ethylene

View the full list of 90 chemicals below.

Chemicals Released (2014-2024, 10-Year Total) (90 chemicals)

#ChemicalCAS#Air (lbs, 10yr)Water (lbs, 10yr)Total (lbs, 10yr)
1Methanol67-56-1885,824 lbs0 lbs885,824 lbs
2tert-Butyl alcohol75-65-0750,524 lbs0 lbs750,524 lbs
3Propylene115-07-1623,157 lbs0 lbs623,157 lbs
4Ammonia7664-41-7614,465 lbs0 lbs614,465 lbs
5Ethylene74-85-1557,109 lbs0 lbs557,109 lbs
6Vinyl acetate108-05-4519,583 lbs0 lbs519,583 lbs
7Toluene108-88-3295,552 lbs0 lbs295,552 lbs
8Propylene oxide75-56-9293,670 lbs0 lbs293,670 lbs
9n-Hexane110-54-3248,137 lbs0 lbs248,137 lbs
10Titanium tetrachloride7550-45-0108,195 lbs0 lbs108,195 lbs
111,3-Butadiene106-99-0103,203 lbs0 lbs103,203 lbs
12Cyclohexane110-82-7102,600 lbs0 lbs102,600 lbs
13Acrylic acid79-10-7100,155 lbs0 lbs100,155 lbs
14Acetaldehyde75-07-082,444 lbs0 lbs82,444 lbs
15Ethylene glycol107-21-176,404 lbs0 lbs76,404 lbs
16Methyl methacrylate80-62-659,716 lbs0 lbs59,988 lbs
17Ethylene oxide75-21-858,760 lbs0 lbs58,760 lbs
18Isoprene78-79-551,809 lbs0 lbs51,809 lbs
19Molybdenum trioxide1313-27-551,068 lbs0 lbs51,068 lbs
20Butyl acrylate141-32-242,506 lbs0 lbs42,506 lbs
21Chlorodifluoromethane (HCFC-22)75-45-638,792 lbs0 lbs38,792 lbs
22Ethyl acrylate140-88-537,048 lbs0 lbs37,048 lbs
23Certain glycol ethersN23036,974 lbs0 lbs36,974 lbs
24n-Butyl alcohol71-36-336,954 lbs0 lbs36,954 lbs
25Methyl acrylate96-33-323,030 lbs0 lbs23,030 lbs
26Dicyclopentadiene77-73-620,009 lbs0 lbs20,009 lbs
27Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-015,293 lbs0 lbs15,293 lbs
28Xylene (mixed isomers)1330-20-714,816 lbs0 lbs14,816 lbs
29Nitrate compounds (water dissociable; reportable only when in aqueous solution)N51145 lbs14,147 lbs14,192 lbs
30Benzene71-43-213,808 lbs0 lbs13,808 lbs
31Maleic anhydride108-31-69,772 lbs0 lbs9,772 lbs
32Epichlorohydrin106-89-88,484 lbs0 lbs8,484 lbs
33Formaldehyde50-00-07,196 lbs0 lbs7,196 lbs
34Styrene100-42-56,434 lbs0 lbs6,565 lbs
35Naphthalene91-20-36,342 lbs0 lbs6,342 lbs
36Dibutyl phthalate84-74-25,792 lbs0 lbs5,792 lbs
37Dimethylamine124-40-35,764 lbs0 lbs5,764 lbs
38Methyl iodide74-88-45,089 lbs0 lbs5,089 lbs
391,2,4-Trimethylbenzene95-63-64,752 lbs0 lbs4,752 lbs
40Propyleneimine75-55-83,701 lbs0 lbs3,701 lbs
41Vanadium compoundsN7703,122 lbs0 lbs3,137 lbs
42Formic acid64-18-62,914 lbs0 lbs2,914 lbs
43Acetonitrile75-05-82,760 lbs0 lbs2,760 lbs
44Zinc compoundsN9822,402 lbs346 lbs2,749 lbs
451,4-Dioxane123-91-12,644 lbs0 lbs2,644 lbs
46Nickel And Nickel CompoundsN4952,238 lbs75 lbs2,313 lbs
47Acrolein107-02-82,268 lbs0 lbs2,268 lbs
48Hydroquinone123-31-92,263 lbs0 lbs2,263 lbs
49NonylphenolN5301,974 lbs0 lbs1,974 lbs
50Vanadium (except when contained in an alloy)7440-62-21,691 lbs0 lbs1,691 lbs
51Nickel compoundsN4951,389 lbs21 lbs1,410 lbs
52o-Xylene95-47-6815 lbs0 lbs815 lbs
53Ethylbenzene100-41-4806 lbs0 lbs806 lbs
54Nonylphenol EthoxylatesN535773 lbs0 lbs773 lbs
55Cobalt And Cobalt CompoundsN096741 lbs0 lbs741 lbs
56Nitric acid7697-37-2637 lbs0 lbs637 lbs
57Chlorobenzene108-90-7583 lbs0 lbs583 lbs
58N,N-Dimethylformamide68-12-2511 lbs0 lbs511 lbs
59Cobalt compoundsN096454 lbs0 lbs454 lbs
60Diethanolamine111-42-2414 lbs0 lbs414 lbs
61Cumene98-82-8384 lbs0 lbs384 lbs
62Phosphorus (yellow or white)12185-10-3250 lbs0 lbs250 lbs
63Benzyl chloride100-44-7228 lbs0 lbs228 lbs
64Di(2-ethylhexyl) phthalate117-81-7222 lbs0 lbs222 lbs
65Butyraldehyde123-72-8186 lbs0 lbs186 lbs
66Antimony And Antimony CompoundsN01085 lbs77 lbs161 lbs
674,4'-Isopropylidenediphenol80-05-7141 lbs0 lbs141 lbs
68Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)N090102 lbs14 lbs116 lbs
69Acrylonitrile107-13-185 lbs0 lbs85 lbs
70Diethyl sulfate64-67-585 lbs0 lbs85 lbs
71Antimony compoundsN01044 lbs25 lbs69 lbs
72Lead And Lead CompoundsN42033 lbs3 lbs37 lbs
73Chromium compounds (except for chromite ore mined in the Transvaal Region)N09030 lbs4 lbs34 lbs
74Sodium nitrite7632-00-033 lbs0 lbs33 lbs
75Phthalic anhydride85-44-927 lbs0 lbs27 lbs
76Bis(2-chloroethyl) ether111-44-426 lbs0 lbs26 lbs
77Zinc (fume or dust)7440-66-626 lbs0 lbs26 lbs
78Lead compoundsN42017 lbs1 lbs18 lbs
79Copper compoundsN1000 lbs18 lbs18 lbs
802,4-Dimethylphenol105-67-917 lbs0 lbs17 lbs
81Triethylamine121-44-810 lbs0 lbs15 lbs
82Cadmium compoundsN07811 lbs0 lbs11 lbs
83Allyl alcohol107-18-610 lbs0 lbs10 lbs
84Pyridine110-86-110 lbs0 lbs10 lbs
85Chromium7440-47-37 lbs2 lbs9 lbs
86Manganese And Manganese CompoundsN4503 lbs0 lbs3 lbs
871,3-Phenylenediamine108-45-22 lbs0 lbs2 lbs
88Lead7439-92-12 lbs0 lbs2 lbs
89Biphenyl92-52-42 lbs0 lbs2 lbs
90N-Methyl-2-pyrrolidone872-50-41 lbs0 lbs1 lbs

Top chemicals released near this property (2024 only):

tert-Butyl alcohol, Ethyl acrylate, Ethylene glycol, Acrylic acid, Methanol

View the full list of 63 chemicals reported within 2 miles for 2024.

Chemicals Released (2024 Only) (63 chemicals)

#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1tert-Butyl alcohol75-65-0101,671 lbs0 lbs635,087 lbs
2Ethyl acrylate140-88-53,477 lbs0 lbs391,250 lbs
3Ethylene glycol107-21-114,407 lbs0 lbs362,280 lbs
4Acrylic acid79-10-711,762 lbs0 lbs339,314 lbs
5Methanol67-56-135,843 lbs0 lbs307,374 lbs
6Molybdenum trioxide1313-27-54,957 lbs0 lbs227,922 lbs
7Vinyl acetate108-05-419,007 lbs0 lbs126,102 lbs
8Vanadium (except when contained in an alloy)7440-62-2170 lbs0 lbs86,403 lbs
9Acetaldehyde75-07-04,047 lbs0 lbs77,092 lbs
10n-Butyl alcohol71-36-3622 lbs0 lbs74,901 lbs
11Nickel compoundsN4950 lbs0 lbs74,741 lbs
12Toluene108-88-326,394 lbs0 lbs70,794 lbs
13Ammonia7664-41-762,363 lbs0 lbs62,465 lbs
14Ethylene74-85-154,238 lbs0 lbs54,238 lbs
15Butyl acrylate141-32-22,678 lbs0 lbs43,665 lbs
16Propylene115-07-140,510 lbs0 lbs40,886 lbs
17Propylene oxide75-56-922,691 lbs0 lbs40,716 lbs
18Xylene (mixed isomers)1330-20-7586 lbs0 lbs40,489 lbs
19Vanadium compoundsN77067 lbs0 lbs39,269 lbs
20Cobalt And Cobalt CompoundsN096100 lbs0 lbs37,290 lbs
21Nickel And Nickel CompoundsN495341 lbs26 lbs32,206 lbs
22Cyclohexane110-82-78,060 lbs0 lbs29,370 lbs
23n-Hexane110-54-322,119 lbs0 lbs23,954 lbs
24Methyl acrylate96-33-32,869 lbs0 lbs17,365 lbs
25Dicyclopentadiene77-73-62,368 lbs0 lbs14,402 lbs
26Styrene100-42-5854 lbs0 lbs14,331 lbs
27Isoprene78-79-512,309 lbs0 lbs12,309 lbs
28Methyl methacrylate80-62-612,306 lbs0 lbs12,306 lbs
29Titanium tetrachloride7550-45-010,755 lbs0 lbs10,755 lbs
30Ethylbenzene100-41-494 lbs0 lbs9,983 lbs
31Ethylene oxide75-21-83,718 lbs0 lbs5,996 lbs
321,3-Butadiene106-99-04,450 lbs0 lbs4,450 lbs
33Acetonitrile75-05-824 lbs0 lbs4,091 lbs
34Naphthalene91-20-3526 lbs0 lbs4,066 lbs
35NonylphenolN530551 lbs0 lbs2,678 lbs
36Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs2,038 lbs2,230 lbs
37Certain glycol ethersN230493 lbs0 lbs2,155 lbs
381,2,4-Trimethylbenzene95-63-6599 lbs0 lbs1,996 lbs
39Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-01,840 lbs0 lbs1,840 lbs
40Acrolein107-02-81,224 lbs0 lbs1,784 lbs
41Hydroquinone123-31-91,723 lbs0 lbs1,723 lbs
42Maleic anhydride108-31-61,552 lbs0 lbs1,552 lbs
43Formaldehyde50-00-0958 lbs0 lbs1,076 lbs
44Dibutyl phthalate84-74-2496 lbs0 lbs1,073 lbs
45Benzene71-43-21,049 lbs0 lbs1,049 lbs
46Methyl iodide74-88-4958 lbs0 lbs958 lbs
47Epichlorohydrin106-89-8643 lbs0 lbs643 lbs
48Nitric acid7697-37-2633 lbs0 lbs633 lbs
49Benzyl chloride100-44-7119 lbs0 lbs379 lbs
50Di(2-ethylhexyl) phthalate117-81-7222 lbs0 lbs222 lbs
514,4'-Isopropylidenediphenol80-05-71 lbs0 lbs146 lbs
521,4-Dioxane123-91-1126 lbs0 lbs126 lbs
53Chlorobenzene108-90-7100 lbs0 lbs100 lbs
54Antimony And Antimony CompoundsN01026 lbs19 lbs62 lbs
55N,N-Dimethylformamide68-12-239 lbs0 lbs39 lbs
56Zinc compoundsN98213 lbs10 lbs33 lbs
57Propyleneimine75-55-832 lbs0 lbs32 lbs
58Phthalic anhydride85-44-914 lbs0 lbs14 lbs
59Zinc (fume or dust)7440-66-69 lbs0 lbs9 lbs
60Chromium7440-47-34 lbs1 lbs5 lbs
61Acrylonitrile107-13-14 lbs0 lbs4 lbs
62Lead And Lead CompoundsN4202 lbs1 lbs3 lbs
63Manganese And Manganese CompoundsN4503 lbs0 lbs3 lbs

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