Complete Property Analysis

Environmental risk, tax analysis, and property details for 9900 Fairmont Pky, Pasadena, TX 77507

HCAD #1005150000489

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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

9900 Fairmont Pky, Pasadena, TX 77507

Elevation

14.97 ft

Height above sea level from USGS data.

FEMA Flood Zone

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)

24.81 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)

Vacant lot (no building data).

Depth-Damage (Neighborhood)

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.

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.

Special Flood Hazard Area (SFHA): Flood insurance required for federally backed mortgages

Obtain an Elevation Certificate to determine accurate flood insurance premiums

Property elevation currently above simulated flood level

Maintain flood insurance coverage as required in Special Flood Hazard Areas

Review official FEMA Flood Insurance Rate Map (FIRM) for detailed flood zone boundaries

Contact Harris County Flood Control District (HCFCD) for drainage projects and flood information

🏭Industrial Pollution Exposure

9.7th 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)

8.84 millionlbs

Extremely High

1354.3x more than typical Houston property

≈ 442 dump trucks of chemicals within 2 miles

Air Pollution (10 Years)

8.8 millionlbs

Extremely High

1825.8x more than typical Houston property

Includes fugitive emissions (leaks) and stack emissions (smokestacks).

Water Pollution (10 Years)

31 thousandlbs

Extremely High

Discharges to bayous, streams, and drainage systems.

Facilities Nearby

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.

Period	Total	Air	Water
Typical Houston Property (2014-2024)	6,524 lbs	4,822 lbs	0 lbs
This Property (2014-2024)	8,835,903 lbs	8,804,630 lbs	31,274 lbs
Typical Houston Property (2024 Only)	2 lbs	1 lbs	0 lbs
This Property (2024 Only)	712,763 lbs	709,419 lbs	3,344 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

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, Ammonia, Methanol, Toluene
View the full list of 88 chemicals below.

Chemicals Released (2014-2024, 10-Year Total)(88 chemicals)

#	Chemical	CAS#	Air (lbs/10yr)	Water (lbs/10yr)	Total (lbs/10yr)
1	Ethylene	74-85-1	1,463,642 lbs	0 lbs	1,463,642 lbs
2	n-Hexane	110-54-3	1,419,502 lbs	0 lbs	1,419,502 lbs
3	Ammonia	7664-41-7	1,074,914 lbs	123 lbs	1,075,057 lbs
4	Methanol	67-56-1	1,033,534 lbs	55 lbs	1,040,116 lbs
5	Toluene	108-88-3	690,059 lbs	0 lbs	690,059 lbs
6	Vinyl acetate	108-05-4	655,844 lbs	0 lbs	655,844 lbs
7	Nitric acid	7697-37-2	399,710 lbs	55 lbs	399,790 lbs
8	Ethylene glycol	107-21-1	179,282 lbs	0 lbs	179,282 lbs
9	Ethylene oxide	75-21-8	157,651 lbs	0 lbs	157,651 lbs
10	Acetaldehyde	75-07-0	122,111 lbs	0 lbs	122,111 lbs
11	Methyl methacrylate	80-62-6	120,028 lbs	0 lbs	120,300 lbs
12	Butyl acrylate	141-32-2	112,622 lbs	0 lbs	112,622 lbs
13	n-Butyl alcohol	71-36-3	110,142 lbs	0 lbs	110,142 lbs
14	Propylene	115-07-1	109,544 lbs	0 lbs	109,544 lbs
15	Titanium tetrachloride	7550-45-0	108,195 lbs	0 lbs	108,195 lbs
16	Acrylic acid	79-10-7	103,139 lbs	0 lbs	103,139 lbs
17	N,N-Dimethylformamide	68-12-2	86,962 lbs	0 lbs	86,962 lbs
18	Styrene	100-42-5	86,100 lbs	0 lbs	86,231 lbs
19	Acrylonitrile	107-13-1	84,414 lbs	0 lbs	84,414 lbs
20	Molybdenum trioxide	1313-27-5	61,969 lbs	3,227 lbs	65,211 lbs
21	1,3-Butadiene	106-99-0	59,009 lbs	0 lbs	59,009 lbs
22	Certain glycol ethers	N230	49,151 lbs	0 lbs	49,152 lbs
23	Hydroquinone	123-31-9	44,758 lbs	0 lbs	44,758 lbs
24	Chlorodifluoromethane (HCFC-22)	75-45-6	38,792 lbs	0 lbs	38,792 lbs
25	Ethyl acrylate	140-88-5	37,097 lbs	0 lbs	37,097 lbs
26	Methyl isobutyl ketone	108-10-1	36,313 lbs	0 lbs	36,313 lbs
27	Cumene	98-82-8	36,156 lbs	0 lbs	36,156 lbs
28	Hydrogen sulfide	7783-06-4	31,678 lbs	0 lbs	31,678 lbs
29	Phenol	108-95-2	30,497 lbs	0 lbs	30,497 lbs
30	Nitrate compounds (water dissociable; reportable only when in aqueous solution)	N511	30 lbs	24,402 lbs	24,447 lbs
31	Methyl acrylate	96-33-3	23,024 lbs	0 lbs	23,024 lbs
32	Xylene (mixed isomers)	1330-20-7	22,733 lbs	0 lbs	22,733 lbs
33	tert-Butyl alcohol	75-65-0	21,965 lbs	0 lbs	21,965 lbs
34	Propylene oxide	75-56-9	19,358 lbs	0 lbs	19,358 lbs
35	Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	7647-01-0	17,903 lbs	0 lbs	17,903 lbs
36	Chlorine	7782-50-5	17,378 lbs	0 lbs	17,378 lbs
37	Nickel compounds	N495	13,184 lbs	1,926 lbs	15,124 lbs
38	2-Methoxyethanol	109-86-4	11,669 lbs	0 lbs	11,669 lbs
39	Benzene	71-43-2	10,541 lbs	0 lbs	10,541 lbs
40	Chloroethane	75-00-3	9,070 lbs	0 lbs	9,070 lbs
41	Epichlorohydrin	106-89-8	7,442 lbs	0 lbs	7,442 lbs
42	Nickel And Nickel Compounds	N495	7,116 lbs	137 lbs	7,253 lbs
43	Cobalt compounds	N096	6,325 lbs	886 lbs	7,226 lbs
44	Maleic anhydride	108-31-6	6,616 lbs	0 lbs	6,616 lbs
45	2-Ethoxyethanol	110-80-5	6,044 lbs	0 lbs	6,044 lbs
46	Diphenylamine	122-39-4	5,938 lbs	0 lbs	5,938 lbs
47	Dibutyl phthalate	84-74-2	5,792 lbs	0 lbs	5,792 lbs
48	Cobalt And Cobalt Compounds	N096	5,292 lbs	42 lbs	5,334 lbs
49	Ethylbenzene	100-41-4	5,307 lbs	0 lbs	5,307 lbs
50	Methyl iodide	74-88-4	5,089 lbs	0 lbs	5,089 lbs
51	Formaldehyde	50-00-0	4,642 lbs	102 lbs	4,744 lbs
52	Isoprene	78-79-5	4,016 lbs	0 lbs	4,016 lbs
53	Dimethylamine	124-40-3	3,754 lbs	0 lbs	3,754 lbs
54	Allyl alcohol	107-18-6	3,389 lbs	0 lbs	3,389 lbs
55	1,2-Butylene oxide	106-88-7	2,348 lbs	0 lbs	2,348 lbs
56	Acrolein	107-02-8	2,268 lbs	0 lbs	2,268 lbs
57	Vanadium compounds	N770	2,177 lbs	0 lbs	2,177 lbs
58	Vanadium (except when contained in an alloy)	7440-62-2	1,691 lbs	0 lbs	1,691 lbs
59	1,2,4-Trimethylbenzene	95-63-6	1,325 lbs	0 lbs	1,325 lbs
60	Allyl chloride	107-05-1	1,277 lbs	0 lbs	1,277 lbs
61	Dicyclopentadiene	77-73-6	1,178 lbs	0 lbs	1,178 lbs
62	Nonylphenol	N530	1,013 lbs	0 lbs	1,013 lbs
63	Nonylphenol Ethoxylates	N535	1,008 lbs	0 lbs	1,008 lbs
64	Cyclohexane	110-82-7	898 lbs	0 lbs	898 lbs
65	Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	7664-93-9	597 lbs	0 lbs	597 lbs
66	Benzoyl chloride	98-88-4	469 lbs	0 lbs	469 lbs
67	Hydrazine	302-01-2	437 lbs	0 lbs	437 lbs
68	Zinc compounds	N982	5 lbs	233 lbs	238 lbs
69	Naphthalene	91-20-3	233 lbs	0 lbs	233 lbs
70	Di(2-ethylhexyl) phthalate	117-81-7	222 lbs	0 lbs	222 lbs
71	Lead And Lead Compounds	N420	211 lbs	10 lbs	221 lbs
72	Barium compounds (except for barium sulfate (CAS No. 7727-43-7))	N040	145 lbs	30 lbs	175 lbs
73	Copper compounds	N100	132 lbs	24 lbs	156 lbs
74	Bifenthrin	82657-04-3	149 lbs	0 lbs	149 lbs
75	Lead compounds	N420	138 lbs	4 lbs	142 lbs
76	Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)	N090	101 lbs	14 lbs	115 lbs
77	Cyanide compounds	N106	5 lbs	0 lbs	58 lbs
78	Chloromethane	74-87-3	51 lbs	0 lbs	51 lbs
79	Phthalic anhydride	85-44-9	40 lbs	0 lbs	40 lbs
80	Chromium compounds (except for chromite ore mined in the Transvaal Region)	N090	29 lbs	4 lbs	33 lbs
81	Cumene hydroperoxide	80-15-9	26 lbs	0 lbs	26 lbs
82	Oxyfluorfen	42874-03-3	10 lbs	0 lbs	10 lbs
83	4,4'-Diaminodiphenyl ether	101-80-4	6 lbs	0 lbs	6 lbs
84	Bis(2-chloroethyl) ether	111-44-4	3 lbs	0 lbs	3 lbs
85	Manganese And Manganese Compounds	N450	3 lbs	0 lbs	3 lbs
86	Nickel	7440-02-0	2 lbs	0 lbs	2 lbs
87	Formic acid	64-18-6	1 lbs	0 lbs	1 lbs
88	Boron trifluoride	7637-07-2	1 lbs	0 lbs	1 lbs

📋

Top chemicals released near this property (2024 only):
Ethylene, n-Hexane, Ammonia, Methanol, Toluene
View the full list of 68 chemicals reported within 2 miles for 2024.

Chemicals Released (2024 Only)(68 chemicals)

#	Chemical	CAS#	Air (lbs/yr)	Water (lbs/yr)	Total (lbs/yr)
1	Ethylene	74-85-1	153,699 lbs	0 lbs	153,699 lbs
2	n-Hexane	110-54-3	143,338 lbs	0 lbs	143,338 lbs
3	Ammonia	7664-41-7	109,943 lbs	5 lbs	109,948 lbs
4	Methanol	67-56-1	57,239 lbs	5 lbs	57,244 lbs
5	Toluene	108-88-3	38,690 lbs	0 lbs	38,690 lbs
6	Vinyl acetate	108-05-4	33,123 lbs	0 lbs	33,123 lbs
7	Methyl methacrylate	80-62-6	18,802 lbs	0 lbs	18,802 lbs
8	Ethylene glycol	107-21-1	17,588 lbs	0 lbs	17,588 lbs
9	Propylene	115-07-1	13,046 lbs	0 lbs	13,046 lbs
10	Acrylic acid	79-10-7	11,887 lbs	0 lbs	11,887 lbs
11	Ethylene oxide	75-21-8	11,557 lbs	0 lbs	11,557 lbs
12	Titanium tetrachloride	7550-45-0	10,755 lbs	0 lbs	10,755 lbs
13	Nitric acid	7697-37-2	10,340 lbs	5 lbs	10,345 lbs
14	N,N-Dimethylformamide	68-12-2	7,802 lbs	0 lbs	7,802 lbs
15	Hydroquinone	123-31-9	6,585 lbs	0 lbs	6,585 lbs
16	Butyl acrylate	141-32-2	6,270 lbs	0 lbs	6,270 lbs
17	Molybdenum trioxide	1313-27-5	4,613 lbs	482 lbs	5,095 lbs
18	Acetaldehyde	75-07-0	4,918 lbs	0 lbs	4,918 lbs
19	Methyl isobutyl ketone	108-10-1	3,997 lbs	0 lbs	3,997 lbs
20	Hydrogen sulfide	7783-06-4	3,596 lbs	0 lbs	3,596 lbs
21	Certain glycol ethers	N230	3,532 lbs	0 lbs	3,532 lbs
22	Ethyl acrylate	140-88-5	3,477 lbs	0 lbs	3,477 lbs
23	Chloroethane	75-00-3	3,424 lbs	0 lbs	3,424 lbs
24	Methyl acrylate	96-33-3	2,867 lbs	0 lbs	2,867 lbs
25	n-Butyl alcohol	71-36-3	2,835 lbs	0 lbs	2,835 lbs
26	Cumene	98-82-8	2,822 lbs	0 lbs	2,822 lbs
27	Nitrate compounds (water dissociable; reportable only when in aqueous solution)	N511	0 lbs	2,660 lbs	2,660 lbs
28	Styrene	100-42-5	2,407 lbs	0 lbs	2,407 lbs
29	Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	7647-01-0	1,959 lbs	0 lbs	1,959 lbs
30	Phenol	108-95-2	1,875 lbs	0 lbs	1,875 lbs
31	Chlorine	7782-50-5	1,293 lbs	0 lbs	1,293 lbs
32	tert-Butyl alcohol	75-65-0	1,264 lbs	0 lbs	1,264 lbs
33	Acrolein	107-02-8	1,224 lbs	0 lbs	1,224 lbs
34	1,3-Butadiene	106-99-0	1,172 lbs	0 lbs	1,172 lbs
35	Nickel compounds	N495	1,017 lbs	108 lbs	1,125 lbs
36	Benzene	71-43-2	1,090 lbs	0 lbs	1,090 lbs
37	2-Methoxyethanol	109-86-4	1,027 lbs	0 lbs	1,027 lbs
38	Formaldehyde	50-00-0	966 lbs	0 lbs	966 lbs
39	Methyl iodide	74-88-4	958 lbs	0 lbs	958 lbs
40	Xylene (mixed isomers)	1330-20-7	723 lbs	0 lbs	723 lbs
41	Epichlorohydrin	106-89-8	643 lbs	0 lbs	643 lbs
42	Maleic anhydride	108-31-6	591 lbs	0 lbs	591 lbs
43	Propylene oxide	75-56-9	500 lbs	0 lbs	500 lbs
44	Dibutyl phthalate	84-74-2	496 lbs	0 lbs	496 lbs
45	Cobalt compounds	N096	455 lbs	36 lbs	491 lbs
46	Nickel And Nickel Compounds	N495	423 lbs	34 lbs	457 lbs
47	2-Ethoxyethanol	110-80-5	407 lbs	0 lbs	407 lbs
48	Dimethylamine	124-40-3	341 lbs	0 lbs	341 lbs
49	Ethylbenzene	100-41-4	275 lbs	0 lbs	275 lbs
50	Di(2-ethylhexyl) phthalate	117-81-7	222 lbs	0 lbs	222 lbs
51	Cobalt And Cobalt Compounds	N096	182 lbs	8 lbs	190 lbs
52	Vanadium (except when contained in an alloy)	7440-62-2	170 lbs	0 lbs	170 lbs
53	Allyl chloride	107-05-1	165 lbs	0 lbs	165 lbs
54	Nonylphenol Ethoxylates	N535	131 lbs	0 lbs	131 lbs
55	Diphenylamine	122-39-4	105 lbs	0 lbs	105 lbs
56	1,2,4-Trimethylbenzene	95-63-6	99 lbs	0 lbs	99 lbs
57	Dicyclopentadiene	77-73-6	97 lbs	0 lbs	97 lbs
58	Allyl alcohol	107-18-6	96 lbs	0 lbs	96 lbs
59	Vanadium compounds	N770	67 lbs	0 lbs	67 lbs
60	Cyclohexane	110-82-7	65 lbs	0 lbs	65 lbs
61	1,2-Butylene oxide	106-88-7	52 lbs	0 lbs	52 lbs
62	Hydrazine	302-01-2	39 lbs	0 lbs	39 lbs
63	Benzoyl chloride	98-88-4	33 lbs	0 lbs	33 lbs
64	Lead And Lead Compounds	N420	16 lbs	1 lbs	17 lbs
65	Phthalic anhydride	85-44-9	14 lbs	0 lbs	14 lbs
66	Naphthalene	91-20-3	12 lbs	0 lbs	12 lbs
67	Manganese And Manganese Compounds	N450	3 lbs	0 lbs	3 lbs
68	Nonylphenol	N530	1 lbs	0 lbs	1 lbs