Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 955 Phillips Rd, Pasadena, TX 77506

HCAD #0450020010194
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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
955 Phillips Rd, Pasadena, TX 77506
Elevation
26.94 ft
Height above sea level from USGS data.
FEMA Flood Zone
X
Moderate to Low Risk - Outside 500-year floodplain
Overall Risk
Very Low
Risk based on FEMA zone and simulation.
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 Low
Flood Depth
0 ft±0.5 ft
No flooding at current water level.
Water Surface Elevation (WSE)
N/A
Water surface elevation data not available.
Area Inundated
236.4 acres
80.2% 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 Safe
Safety Margin: 0 feet
Severity
Safe
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
9.6th percentile
Property Pollution Ranking
Very High
Higher pollution than 90% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
8.95 millionlbs
Extremely High
1372.3x more than typical Houston property
≈ 448 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
7.85 millionlbs
Extremely High
1628.2x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
1.1 millionlbs
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)8,953,178 lbs7,851,656 lbs1,101,522 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)629,325 lbs554,370 lbs74,451 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 90% 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):
Ethylene, n-Hexane, Nitrate compounds (water dissociable; reportable only when in aqueous solution), Ammonia, Propylene
View the full list of 71 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(71 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Ethylene74-85-11,636,446 lbs0 lbs1,636,446 lbs
2n-Hexane110-54-31,158,752 lbs221 lbs1,159,426 lbs
3Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs1,038,744 lbs1,038,744 lbs
4Ammonia7664-41-7783,821 lbs36,262 lbs820,083 lbs
5Propylene115-07-1560,680 lbs0 lbs560,680 lbs
6Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-9528,487 lbs0 lbs528,487 lbs
7Cumene98-82-8525,172 lbs11 lbs525,366 lbs
8Methanol67-56-1448,119 lbs7,563 lbs455,682 lbs
9Benzene71-43-2247,688 lbs47 lbs248,290 lbs
10Hydrogen cyanide74-90-8213,734 lbs0 lbs213,734 lbs
11Xylene (mixed isomers)1330-20-7210,043 lbs129 lbs212,510 lbs
12Acetophenone98-86-2206,492 lbs3,645 lbs210,136 lbs
13Toluene108-88-3200,254 lbs573 lbs201,729 lbs
14Vinyl chloride75-01-4166,976 lbs14 lbs166,990 lbs
15Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-0156,836 lbs0 lbs156,836 lbs
16Aluminum (fume or dust)7429-90-5133,040 lbs0 lbs133,050 lbs
17Acetaldehyde75-07-098,856 lbs3,956 lbs102,812 lbs
18Vinyl acetate108-05-470,754 lbs0 lbs70,754 lbs
191,2,4-Trimethylbenzene95-63-647,768 lbs105 lbs48,136 lbs
20Ethylbenzene100-41-439,252 lbs61 lbs39,907 lbs
21Cyclohexane110-82-737,260 lbs51 lbs38,120 lbs
22Hydrogen sulfide7783-06-437,773 lbs0 lbs37,774 lbs
23Certain glycol ethersN23037,104 lbs0 lbs37,104 lbs
24Styrene100-42-532,913 lbs0 lbs32,913 lbs
251,3-Butadiene106-99-030,135 lbs0 lbs30,135 lbs
26o-Toluidine95-53-429,521 lbs51 lbs30,113 lbs
27Isobutyraldehyde78-84-228,404 lbs0 lbs28,404 lbs
28Butyraldehyde123-72-823,130 lbs0 lbs23,130 lbs
29Naphthalene91-20-316,264 lbs21 lbs17,608 lbs
30Zinc compoundsN98210,404 lbs6,866 lbs17,285 lbs
31Chloromethane74-87-315,422 lbs31 lbs15,478 lbs
32Boron trifluoride7637-07-214,843 lbs0 lbs14,843 lbs
33Chloroethane75-00-314,708 lbs41 lbs14,784 lbs
34Phenol108-95-213,534 lbs4 lbs13,538 lbs
35Diaminotoluene (mixed isomers)25376-45-812,695 lbs51 lbs12,797 lbs
36Chlorine7782-50-510,406 lbs0 lbs10,411 lbs
37Biphenyl92-52-47,931 lbs15 lbs8,283 lbs
38Aniline62-53-36,824 lbs25 lbs7,119 lbs
39Dimethylamine124-40-36,912 lbs0 lbs6,912 lbs
40n-Butyl alcohol71-36-34,032 lbs0 lbs4,032 lbs
41Phthalic anhydride85-44-93,545 lbs0 lbs3,545 lbs
42Formaldehyde50-00-03,345 lbs0 lbs3,345 lbs
43Manganese compoundsN4502,054 lbs262 lbs2,316 lbs
44Manganese7439-96-51,738 lbs543 lbs2,281 lbs
45Acrylonitrile107-13-12,224 lbs0 lbs2,224 lbs
46Chromium7440-47-31,222 lbs925 lbs2,146 lbs
47Ethylene glycol107-21-12,118 lbs0 lbs2,118 lbs
48o-Cresol95-48-71,985 lbs0 lbs1,985 lbs
49Propylene oxide75-56-91,829 lbs0 lbs1,829 lbs
50Maleic anhydride108-31-61,686 lbs0 lbs1,686 lbs
51Nickel7440-02-01,094 lbs543 lbs1,637 lbs
52Formic acid64-18-61,406 lbs0 lbs1,406 lbs
53o-Xylene95-47-61,330 lbs0 lbs1,330 lbs
54Chromium compounds (except for chromite ore mined in the Transvaal Region)N090411 lbs417 lbs828 lbs
55Nickel compoundsN495443 lbs250 lbs694 lbs
56Lead compoundsN420291 lbs38 lbs330 lbs
57Manganese And Manganese CompoundsN450309 lbs0 lbs309 lbs
58Hydrogen fluoride7664-39-3229 lbs0 lbs299 lbs
59Copper7440-50-8250 lbs0 lbs250 lbs
60Cobalt7440-48-4250 lbs0 lbs250 lbs
611,2-Dibromoethane106-93-4133 lbs0 lbs133 lbs
621,2-Dichloroethane107-06-2127 lbs0 lbs127 lbs
63Diphenylamine122-39-4126 lbs0 lbs126 lbs
64Lead And Lead CompoundsN42056 lbs39 lbs96 lbs
65Mercury7439-97-630 lbs0 lbs30 lbs
66Polycyclic aromatic compoundsN59024 lbs2 lbs26 lbs
67Lead7439-92-11 lbs13 lbs14 lbs
68Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)N09011 lbs0 lbs11 lbs
69Methyl tert-butyl ether1634-04-42 lbs5 lbs10 lbs
70Benzo[g,h,i]perylene191-24-23 lbs0 lbs3 lbs
71Mercury And Mercury CompoundsN4581 lbs0 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
Ethylene, Ammonia, Nitrate compounds (water dissociable; reportable only when in aqueous solution), Propylene, Cumene
View the full list of 51 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(51 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Ethylene74-85-1159,653 lbs0 lbs159,653 lbs
2Ammonia7664-41-784,630 lbs93 lbs84,723 lbs
3Nitrate compounds (water dissociable; reportable only when in aqueous solution)N5110 lbs72,435 lbs72,435 lbs
4Propylene115-07-158,876 lbs0 lbs58,876 lbs
5Cumene98-82-835,239 lbs0 lbs35,240 lbs
6n-Hexane110-54-323,248 lbs5 lbs23,291 lbs
7Benzene71-43-222,702 lbs4 lbs22,719 lbs
8Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-020,007 lbs0 lbs20,007 lbs
9Methanol67-56-119,060 lbs336 lbs19,396 lbs
10Acetophenone98-86-217,719 lbs350 lbs18,069 lbs
11Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-917,341 lbs0 lbs17,341 lbs
12Aluminum (fume or dust)7429-90-513,724 lbs0 lbs13,724 lbs
13Vinyl chloride75-01-413,207 lbs1 lbs13,208 lbs
14Xylene (mixed isomers)1330-20-78,866 lbs15 lbs9,093 lbs
15Acetaldehyde75-07-08,345 lbs380 lbs8,725 lbs
16Toluene108-88-36,323 lbs5 lbs6,346 lbs
17Vinyl acetate108-05-45,850 lbs0 lbs5,850 lbs
181,2,4-Trimethylbenzene95-63-65,040 lbs0 lbs5,178 lbs
19Phenol108-95-24,579 lbs0 lbs4,579 lbs
20Isobutyraldehyde78-84-24,431 lbs0 lbs4,431 lbs
21o-Toluidine95-53-44,008 lbs5 lbs4,018 lbs
22Butyraldehyde123-72-82,507 lbs0 lbs2,507 lbs
23Cyclohexane110-82-72,435 lbs5 lbs2,463 lbs
24Chloroethane75-00-32,102 lbs5 lbs2,107 lbs
25Chloromethane74-87-31,938 lbs5 lbs1,943 lbs
26Diaminotoluene (mixed isomers)25376-45-81,821 lbs5 lbs1,831 lbs
27Ethylbenzene100-41-41,688 lbs7 lbs1,728 lbs
281,3-Butadiene106-99-01,251 lbs0 lbs1,251 lbs
29Boron trifluoride7637-07-21,178 lbs0 lbs1,178 lbs
30Zinc compoundsN982678 lbs476 lbs1,154 lbs
31Hydrogen sulfide7783-06-4923 lbs0 lbs923 lbs
32Dimethylamine124-40-3864 lbs0 lbs864 lbs
33Naphthalene91-20-3728 lbs1 lbs747 lbs
34n-Butyl alcohol71-36-3638 lbs0 lbs638 lbs
35Ethylene glycol107-21-1588 lbs0 lbs588 lbs
36Chlorine7782-50-5522 lbs0 lbs522 lbs
37Formaldehyde50-00-0354 lbs0 lbs354 lbs
38Manganese7439-96-5192 lbs86 lbs278 lbs
39Acrylonitrile107-13-1278 lbs0 lbs278 lbs
40Propylene oxide75-56-9255 lbs0 lbs255 lbs
41Chromium7440-47-396 lbs144 lbs240 lbs
42Formic acid64-18-6189 lbs0 lbs189 lbs
43Maleic anhydride108-31-6132 lbs0 lbs132 lbs
44Nickel7440-02-042 lbs86 lbs128 lbs
45o-Cresol95-48-788 lbs0 lbs88 lbs
46Diphenylamine122-39-423 lbs0 lbs23 lbs
47Lead And Lead CompoundsN4208 lbs1 lbs9 lbs
481,2-Dibromoethane106-93-44 lbs0 lbs4 lbs
49Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)N0901 lbs0 lbs1 lbs
50Certain glycol ethersN2301 lbs0 lbs1 lbs
51Polycyclic aromatic compoundsN5900 lbs0 lbs1 lbs
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