Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 1309 Taylor Ave, Pasadena, TX 77506

HCAD #0710260140034
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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
1309 Taylor Ave, Pasadena, TX 77506
Building Size
852sqft
Total structure area from HCAD building records.
Elevation
25.47 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)
35.31 ft
Water surface elevation relative to sea level (NAVD88 datum).
Area Inundated
282.9 acres
95.9% of 500m radius flooded.
Nearest Bayou Stage
N/A
No nearby bayou within monitoring range
Depth-Damage (HCAD Valuation)
$25,874
Based on HCAD building value of $39,807.
Depth-Damage (Neighborhood)
$24,012
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
14.4th 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)
2.68 millionlbs
Extremely High
411.2x more than typical Houston property
≈ 134 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
2.68 millionlbs
Extremely High
556.2x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
633lbs
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)2,682,617 lbs2,681,984 lbs633 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)108,486 lbs107,969 lbs33 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):
n-Hexane, Propylene, Methanol, Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Hydrogen cyanide
View the full list of 49 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(49 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1n-Hexane110-54-3671,050 lbs170 lbs671,633 lbs
2Propylene115-07-1271,630 lbs0 lbs271,630 lbs
3Methanol67-56-1267,707 lbs0 lbs267,707 lbs
4Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-9250,209 lbs0 lbs250,209 lbs
5Hydrogen cyanide74-90-8213,734 lbs0 lbs213,734 lbs
6Xylene (mixed isomers)1330-20-7210,040 lbs129 lbs212,508 lbs
7Toluene108-88-3141,699 lbs43 lbs142,608 lbs
8Ethylene74-85-1118,637 lbs0 lbs118,637 lbs
9Ammonia7664-41-7115,868 lbs0 lbs115,868 lbs
10Benzene71-43-288,739 lbs44 lbs89,338 lbs
11Vinyl acetate108-05-470,754 lbs0 lbs70,754 lbs
121,2,4-Trimethylbenzene95-63-644,568 lbs105 lbs44,936 lbs
13Ethylbenzene100-41-438,818 lbs61 lbs39,473 lbs
14Hydrogen sulfide7783-06-437,772 lbs0 lbs37,773 lbs
151,3-Butadiene106-99-029,382 lbs0 lbs29,383 lbs
16Naphthalene91-20-316,265 lbs21 lbs17,609 lbs
17Cyclohexane110-82-715,071 lbs0 lbs15,830 lbs
18Boron trifluoride7637-07-214,388 lbs0 lbs14,388 lbs
19Cumene98-82-88,710 lbs10 lbs8,903 lbs
20Dimethylamine124-40-36,912 lbs0 lbs6,912 lbs
21Chlorine7782-50-56,651 lbs0 lbs6,651 lbs
22Acetaldehyde75-07-06,116 lbs0 lbs6,116 lbs
23Ethylene glycol107-21-15,554 lbs0 lbs5,554 lbs
24Biphenyl92-52-44,816 lbs0 lbs5,138 lbs
25Phenol108-95-25,078 lbs0 lbs5,078 lbs
26Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-05,066 lbs0 lbs5,066 lbs
27Zinc compoundsN9824,126 lbs0 lbs4,126 lbs
28Formaldehyde50-00-03,141 lbs0 lbs3,141 lbs
29Acrylonitrile107-13-12,224 lbs0 lbs2,224 lbs
30Propylene oxide75-56-91,829 lbs0 lbs1,829 lbs
31o-Cresol95-48-71,585 lbs0 lbs1,585 lbs
32Formic acid64-18-61,406 lbs0 lbs1,406 lbs
33Maleic anhydride108-31-61,009 lbs0 lbs1,009 lbs
34Diethanolamine111-42-2600 lbs0 lbs600 lbs
35Hydrogen fluoride7664-39-3229 lbs0 lbs299 lbs
36Nickel7440-02-0120 lbs0 lbs120 lbs
37Diphenylamine122-39-4118 lbs0 lbs118 lbs
38Certain glycol ethersN23092 lbs0 lbs92 lbs
39Manganese7439-96-570 lbs0 lbs70 lbs
40Styrene100-42-556 lbs0 lbs56 lbs
41C.I. Food Red 1581-88-940 lbs0 lbs40 lbs
42Chromium7440-47-340 lbs0 lbs40 lbs
43Mercury7439-97-630 lbs0 lbs30 lbs
44Polycyclic aromatic compoundsN59024 lbs2 lbs26 lbs
45Lead And Lead CompoundsN4203 lbs22 lbs25 lbs
46Lead compoundsN4202 lbs22 lbs23 lbs
47Methyl tert-butyl ether1634-04-42 lbs5 lbs10 lbs
48Benzo[g,h,i]perylene191-24-23 lbs0 lbs3 lbs
49Mercury And Mercury CompoundsN4581 lbs0 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
Ethylene, Methanol, Xylene (mixed isomers), Ammonia, n-Hexane
View the full list of 40 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(40 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Ethylene74-85-131,171 lbs0 lbs31,171 lbs
2Methanol67-56-115,808 lbs0 lbs15,808 lbs
3Xylene (mixed isomers)1330-20-79,135 lbs15 lbs9,362 lbs
4Ammonia7664-41-77,948 lbs0 lbs7,948 lbs
5n-Hexane110-54-37,631 lbs0 lbs7,664 lbs
6Toluene108-88-36,779 lbs5 lbs6,802 lbs
7Vinyl acetate108-05-45,850 lbs0 lbs5,850 lbs
81,2,4-Trimethylbenzene95-63-65,045 lbs0 lbs5,183 lbs
9Benzene71-43-24,587 lbs4 lbs4,604 lbs
10Phenol108-95-22,206 lbs0 lbs2,206 lbs
11Ethylbenzene100-41-41,757 lbs7 lbs1,797 lbs
121,3-Butadiene106-99-01,251 lbs0 lbs1,251 lbs
13Boron trifluoride7637-07-21,178 lbs0 lbs1,178 lbs
14Propylene115-07-11,119 lbs0 lbs1,119 lbs
15Hydrogen sulfide7783-06-4923 lbs0 lbs923 lbs
16Dimethylamine124-40-3864 lbs0 lbs864 lbs
17Naphthalene91-20-3737 lbs1 lbs756 lbs
18Ethylene glycol107-21-1530 lbs0 lbs530 lbs
19Chlorine7782-50-5512 lbs0 lbs512 lbs
20Cumene98-82-8430 lbs0 lbs431 lbs
21Cyclohexane110-82-7355 lbs0 lbs373 lbs
22Formaldehyde50-00-0354 lbs0 lbs354 lbs
23Zinc compoundsN982323 lbs0 lbs323 lbs
24Acrylonitrile107-13-1278 lbs0 lbs278 lbs
25Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-0265 lbs0 lbs265 lbs
26Propylene oxide75-56-9255 lbs0 lbs255 lbs
27Formic acid64-18-6189 lbs0 lbs189 lbs
28Maleic anhydride108-31-6132 lbs0 lbs132 lbs
29Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-996 lbs0 lbs96 lbs
30o-Cresol95-48-788 lbs0 lbs88 lbs
31Acetaldehyde75-07-045 lbs0 lbs45 lbs
32Manganese7439-96-530 lbs0 lbs30 lbs
33Chromium7440-47-325 lbs0 lbs25 lbs
34Nickel7440-02-024 lbs0 lbs24 lbs
35Diphenylamine122-39-423 lbs0 lbs23 lbs
36Certain glycol ethersN23011 lbs0 lbs11 lbs
37Diethanolamine111-42-210 lbs0 lbs10 lbs
38Styrene100-42-57 lbs0 lbs7 lbs
39Lead And Lead CompoundsN4201 lbs1 lbs1 lbs
40Polycyclic aromatic compoundsN5900 lbs0 lbs1 lbs
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