Complete Property Analysis

Environmental risk, tax analysis, and property details for 12801 Bay Area Blvd, Pasadena, TX 77507

HCAD #1005150000550

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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

12801 Bay Area Blvd, Pasadena, TX 77507

Elevation

14.84 ft

Height above sea level from USGS data.

FEMA Flood Zone

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)

24.68 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.

Minimal flood hazard area - property outside mapped high-risk zones

Flood insurance available at preferred rates - over 25% of claims occur in low-risk 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

9.6th 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

1371.4x more than typical Houston property

≈ 447 dump trucks of chemicals within 2 miles

Air Pollution (10 Years)

8.92 millionlbs

Extremely High

1848.9x 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)	8,947,286 lbs	8,915,959 lbs	31,327 lbs
Typical Houston Property (2024 Only)	2 lbs	1 lbs	0 lbs
This Property (2024 Only)	738,737 lbs	735,393 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, Methanol, Ammonia, Toluene
View the full list of 99 chemicals below.

Chemicals Released (2014-2024, 10-Year Total)(99 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	1,277,126 lbs	0 lbs	1,277,126 lbs
3	Methanol	67-56-1	1,151,032 lbs	55 lbs	1,151,087 lbs
4	Ammonia	7664-41-7	1,117,972 lbs	123 lbs	1,118,115 lbs
5	Toluene	108-88-3	721,109 lbs	0 lbs	721,109 lbs
6	Vinyl acetate	108-05-4	659,074 lbs	0 lbs	659,074 lbs
7	Nitric acid	7697-37-2	399,509 lbs	55 lbs	399,589 lbs
8	Ethylene glycol	107-21-1	179,887 lbs	0 lbs	179,887 lbs
9	Ethylene oxide	75-21-8	156,451 lbs	0 lbs	156,451 lbs
10	Acetaldehyde	75-07-0	122,111 lbs	0 lbs	122,111 lbs
11	Propylene	115-07-1	109,544 lbs	0 lbs	109,544 lbs
12	Titanium tetrachloride	7550-45-0	108,195 lbs	0 lbs	108,195 lbs
13	n-Butyl alcohol	71-36-3	104,033 lbs	0 lbs	104,033 lbs
14	Acrylic acid	79-10-7	103,139 lbs	0 lbs	103,139 lbs
15	Cyclohexane	110-82-7	103,018 lbs	0 lbs	103,018 lbs
16	Propylene oxide	75-56-9	95,710 lbs	0 lbs	95,710 lbs
17	1,3-Butadiene	106-99-0	89,666 lbs	0 lbs	89,666 lbs
18	Acrylonitrile	107-13-1	83,639 lbs	0 lbs	83,639 lbs
19	Certain glycol ethers	N230	74,068 lbs	0 lbs	74,068 lbs
20	Molybdenum trioxide	1313-27-5	61,969 lbs	3,227 lbs	65,211 lbs
21	Methyl methacrylate	80-62-6	62,768 lbs	0 lbs	63,040 lbs
22	Isoprene	78-79-5	51,809 lbs	0 lbs	51,809 lbs
23	Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	7647-01-0	50,961 lbs	0 lbs	50,961 lbs
24	Hydroquinone	123-31-9	44,758 lbs	0 lbs	44,758 lbs
25	Butyl acrylate	141-32-2	42,511 lbs	0 lbs	42,511 lbs
26	Chlorodifluoromethane (HCFC-22)	75-45-6	38,792 lbs	0 lbs	38,792 lbs
27	Xylene (mixed isomers)	1330-20-7	37,537 lbs	0 lbs	37,537 lbs
28	Ethyl acrylate	140-88-5	37,048 lbs	0 lbs	37,048 lbs
29	Methyl isobutyl ketone	108-10-1	36,313 lbs	0 lbs	36,313 lbs
30	Hydrogen sulfide	7783-06-4	31,678 lbs	0 lbs	31,678 lbs
31	Cumene	98-82-8	31,188 lbs	0 lbs	31,188 lbs
32	Phenol	108-95-2	30,497 lbs	0 lbs	30,497 lbs
33	Nitrate compounds (water dissociable; reportable only when in aqueous solution)	N511	30 lbs	24,402 lbs	24,447 lbs
34	Methyl acrylate	96-33-3	23,024 lbs	0 lbs	23,024 lbs
35	Styrene	100-42-5	20,286 lbs	0 lbs	20,417 lbs
36	Nickel compounds	N495	13,184 lbs	1,926 lbs	15,124 lbs
37	Chlorine	7782-50-5	12,676 lbs	0 lbs	12,676 lbs
38	2-Methoxyethanol	109-86-4	11,669 lbs	0 lbs	11,669 lbs
39	Maleic anhydride	108-31-6	10,738 lbs	0 lbs	10,738 lbs
40	Benzene	71-43-2	10,541 lbs	0 lbs	10,541 lbs
41	tert-Butyl alcohol	75-65-0	10,102 lbs	0 lbs	10,102 lbs
42	Formaldehyde	50-00-0	9,909 lbs	102 lbs	10,011 lbs
43	Chloroethane	75-00-3	9,070 lbs	0 lbs	9,070 lbs
44	Epichlorohydrin	106-89-8	8,484 lbs	0 lbs	8,484 lbs
45	Dimethylamine	124-40-3	7,773 lbs	0 lbs	7,773 lbs
46	Nickel And Nickel Compounds	N495	7,116 lbs	137 lbs	7,253 lbs
47	Cobalt compounds	N096	6,325 lbs	886 lbs	7,226 lbs
48	2-Ethoxyethanol	110-80-5	6,044 lbs	0 lbs	6,044 lbs
49	Ethylbenzene	100-41-4	6,035 lbs	0 lbs	6,035 lbs
50	Diphenylamine	122-39-4	5,851 lbs	0 lbs	5,851 lbs
51	1,2,4-Trimethylbenzene	95-63-6	5,799 lbs	0 lbs	5,799 lbs
52	Dibutyl phthalate	84-74-2	5,792 lbs	0 lbs	5,792 lbs
53	Cobalt And Cobalt Compounds	N096	5,292 lbs	42 lbs	5,334 lbs
54	Methyl iodide	74-88-4	5,089 lbs	0 lbs	5,089 lbs
55	Chloroacetic acid	79-11-8	4,175 lbs	0 lbs	4,175 lbs
56	Propyleneimine	75-55-8	3,701 lbs	0 lbs	3,701 lbs
57	Allyl alcohol	107-18-6	3,389 lbs	0 lbs	3,389 lbs
58	1,4-Dioxane	123-91-1	2,644 lbs	0 lbs	2,644 lbs
59	1,2-Butylene oxide	106-88-7	2,348 lbs	0 lbs	2,348 lbs
60	Acrolein	107-02-8	2,268 lbs	0 lbs	2,268 lbs
61	Vanadium compounds	N770	2,177 lbs	0 lbs	2,177 lbs
62	Nonylphenol	N530	1,974 lbs	0 lbs	1,974 lbs
63	Phosgene	75-44-5	1,958 lbs	0 lbs	1,958 lbs
64	Naphthalene	91-20-3	1,805 lbs	0 lbs	1,805 lbs
65	Vanadium (except when contained in an alloy)	7440-62-2	1,691 lbs	0 lbs	1,691 lbs
66	Ethyl chloroformate	541-41-3	1,467 lbs	0 lbs	1,467 lbs
67	Methyl chlorocarbonate	79-22-1	1,449 lbs	0 lbs	1,449 lbs
68	sec-Butyl alcohol	78-92-2	1,434 lbs	0 lbs	1,434 lbs
69	Dicyclopentadiene	77-73-6	1,387 lbs	0 lbs	1,387 lbs
70	Nonylphenol Ethoxylates	N535	773 lbs	0 lbs	773 lbs
71	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
72	N,N-Dimethylformamide	68-12-2	545 lbs	0 lbs	545 lbs
73	Benzoyl chloride	98-88-4	469 lbs	0 lbs	469 lbs
74	Hydrazine	302-01-2	437 lbs	0 lbs	437 lbs
75	Zinc compounds	N982	53 lbs	266 lbs	319 lbs
76	Benzyl chloride	100-44-7	228 lbs	0 lbs	228 lbs
77	Di(2-ethylhexyl) phthalate	117-81-7	222 lbs	0 lbs	222 lbs
78	Lead And Lead Compounds	N420	211 lbs	10 lbs	221 lbs
79	Barium compounds (except for barium sulfate (CAS No. 7727-43-7))	N040	145 lbs	30 lbs	175 lbs
80	Copper compounds	N100	132 lbs	24 lbs	156 lbs
81	Lead compounds	N420	138 lbs	4 lbs	142 lbs
82	Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)	N090	101 lbs	14 lbs	115 lbs
83	Diethanolamine	111-42-2	106 lbs	0 lbs	106 lbs
84	Diethyl sulfate	64-67-5	85 lbs	0 lbs	85 lbs
85	Chloromethane	74-87-3	51 lbs	0 lbs	51 lbs
86	Phthalic anhydride	85-44-9	40 lbs	0 lbs	40 lbs
87	Antimony compounds	N010	20 lbs	15 lbs	35 lbs
88	Chromium compounds (except for chromite ore mined in the Transvaal Region)	N090	29 lbs	4 lbs	33 lbs
89	Acetonitrile	75-05-8	33 lbs	0 lbs	33 lbs
90	Bis(2-chloroethyl) ether	111-44-4	29 lbs	0 lbs	29 lbs
91	Formic acid	64-18-6	22 lbs	0 lbs	22 lbs
92	2,4-Dimethylphenol	105-67-9	17 lbs	0 lbs	17 lbs
93	Triethylamine	121-44-8	10 lbs	0 lbs	15 lbs
94	Antimony And Antimony Compounds	N010	5 lbs	5 lbs	10 lbs
95	Manganese And Manganese Compounds	N450	3 lbs	0 lbs	3 lbs
96	Cumene hydroperoxide	80-15-9	2 lbs	0 lbs	2 lbs
97	1,3-Phenylenediamine	108-45-2	2 lbs	0 lbs	2 lbs
98	Nickel	7440-02-0	2 lbs	0 lbs	2 lbs
99	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 76 chemicals reported within 2 miles for 2024.

Chemicals Released (2024 Only)(76 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	139,020 lbs	0 lbs	139,020 lbs
3	Ammonia	7664-41-7	116,443 lbs	5 lbs	116,448 lbs
4	Methanol	67-56-1	58,466 lbs	5 lbs	58,471 lbs
5	Toluene	108-88-3	39,905 lbs	0 lbs	39,905 lbs
6	Vinyl acetate	108-05-4	33,123 lbs	0 lbs	33,123 lbs
7	Ethylene glycol	107-21-1	17,679 lbs	0 lbs	17,679 lbs
8	Propylene	115-07-1	13,046 lbs	0 lbs	13,046 lbs
9	Methyl methacrylate	80-62-6	12,693 lbs	0 lbs	12,693 lbs
10	Isoprene	78-79-5	12,309 lbs	0 lbs	12,309 lbs
11	Acrylic acid	79-10-7	11,887 lbs	0 lbs	11,887 lbs
12	Ethylene oxide	75-21-8	11,592 lbs	0 lbs	11,592 lbs
13	Titanium tetrachloride	7550-45-0	10,755 lbs	0 lbs	10,755 lbs
14	Nitric acid	7697-37-2	10,340 lbs	5 lbs	10,345 lbs
15	Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	7647-01-0	8,214 lbs	0 lbs	8,214 lbs
16	Cyclohexane	110-82-7	8,125 lbs	0 lbs	8,125 lbs
17	Propylene oxide	75-56-9	7,975 lbs	0 lbs	7,975 lbs
18	Hydroquinone	123-31-9	6,585 lbs	0 lbs	6,585 lbs
19	Molybdenum trioxide	1313-27-5	4,613 lbs	482 lbs	5,095 lbs
20	Acetaldehyde	75-07-0	4,918 lbs	0 lbs	4,918 lbs
21	Methyl isobutyl ketone	108-10-1	3,997 lbs	0 lbs	3,997 lbs
22	1,3-Butadiene	106-99-0	3,642 lbs	0 lbs	3,642 lbs
23	Hydrogen sulfide	7783-06-4	3,596 lbs	0 lbs	3,596 lbs
24	Ethyl acrylate	140-88-5	3,477 lbs	0 lbs	3,477 lbs
25	Chloroethane	75-00-3	3,424 lbs	0 lbs	3,424 lbs
26	Certain glycol ethers	N230	2,992 lbs	0 lbs	2,992 lbs
27	n-Butyl alcohol	71-36-3	2,910 lbs	0 lbs	2,910 lbs
28	Methyl acrylate	96-33-3	2,867 lbs	0 lbs	2,867 lbs
29	Butyl acrylate	141-32-2	2,678 lbs	0 lbs	2,678 lbs
30	Nitrate compounds (water dissociable; reportable only when in aqueous solution)	N511	0 lbs	2,660 lbs	2,660 lbs
31	Cumene	98-82-8	2,616 lbs	0 lbs	2,616 lbs
32	Phenol	108-95-2	1,875 lbs	0 lbs	1,875 lbs
33	Maleic anhydride	108-31-6	1,730 lbs	0 lbs	1,730 lbs
34	tert-Butyl alcohol	75-65-0	1,453 lbs	0 lbs	1,453 lbs
35	Styrene	100-42-5	1,383 lbs	0 lbs	1,383 lbs
36	Xylene (mixed isomers)	1330-20-7	1,309 lbs	0 lbs	1,309 lbs
37	Acrolein	107-02-8	1,224 lbs	0 lbs	1,224 lbs
38	Nickel compounds	N495	1,017 lbs	108 lbs	1,125 lbs
39	Formaldehyde	50-00-0	1,111 lbs	0 lbs	1,111 lbs
40	Benzene	71-43-2	1,090 lbs	0 lbs	1,090 lbs
41	2-Methoxyethanol	109-86-4	1,027 lbs	0 lbs	1,027 lbs
42	Chlorine	7782-50-5	961 lbs	0 lbs	961 lbs
43	Methyl iodide	74-88-4	958 lbs	0 lbs	958 lbs
44	1,2,4-Trimethylbenzene	95-63-6	698 lbs	0 lbs	698 lbs
45	Epichlorohydrin	106-89-8	643 lbs	0 lbs	643 lbs
46	Nonylphenol	N530	551 lbs	0 lbs	551 lbs
47	Dibutyl phthalate	84-74-2	496 lbs	0 lbs	496 lbs
48	Cobalt compounds	N096	455 lbs	36 lbs	491 lbs
49	Chloroacetic acid	79-11-8	476 lbs	0 lbs	476 lbs
50	Nickel And Nickel Compounds	N495	423 lbs	34 lbs	457 lbs
51	2-Ethoxyethanol	110-80-5	407 lbs	0 lbs	407 lbs
52	Ethylbenzene	100-41-4	369 lbs	0 lbs	369 lbs
53	Naphthalene	91-20-3	235 lbs	0 lbs	235 lbs
54	Dimethylamine	124-40-3	228 lbs	0 lbs	228 lbs
55	Di(2-ethylhexyl) phthalate	117-81-7	222 lbs	0 lbs	222 lbs
56	Cobalt And Cobalt Compounds	N096	182 lbs	8 lbs	190 lbs
57	Vanadium (except when contained in an alloy)	7440-62-2	170 lbs	0 lbs	170 lbs
58	1,4-Dioxane	123-91-1	126 lbs	0 lbs	126 lbs
59	Ethyl chloroformate	541-41-3	120 lbs	0 lbs	120 lbs
60	Benzyl chloride	100-44-7	119 lbs	0 lbs	119 lbs
61	Diphenylamine	122-39-4	105 lbs	0 lbs	105 lbs
62	Dicyclopentadiene	77-73-6	97 lbs	0 lbs	97 lbs
63	Allyl alcohol	107-18-6	96 lbs	0 lbs	96 lbs
64	sec-Butyl alcohol	78-92-2	93 lbs	0 lbs	93 lbs
65	Vanadium compounds	N770	67 lbs	0 lbs	67 lbs
66	1,2-Butylene oxide	106-88-7	52 lbs	0 lbs	52 lbs
67	Hydrazine	302-01-2	39 lbs	0 lbs	39 lbs
68	N,N-Dimethylformamide	68-12-2	39 lbs	0 lbs	39 lbs
69	Benzoyl chloride	98-88-4	33 lbs	0 lbs	33 lbs
70	Propyleneimine	75-55-8	32 lbs	0 lbs	32 lbs
71	Phosgene	75-44-5	27 lbs	0 lbs	27 lbs
72	Acetonitrile	75-05-8	24 lbs	0 lbs	24 lbs
73	Lead And Lead Compounds	N420	16 lbs	1 lbs	17 lbs
74	Phthalic anhydride	85-44-9	14 lbs	0 lbs	14 lbs
75	Methyl chlorocarbonate	79-22-1	13 lbs	0 lbs	13 lbs
76	Manganese And Manganese Compounds	N450	3 lbs	0 lbs	3 lbs