PERI: Toxic 100 Index

Air Toxics at School 2019

School Info

School	RIDGEGATE EL
Street	6015 W RIDGECREEK DR
City	HOUSTON
State	TX
Number of students	560
Student % minority	98%
Type	Regular school
Status	1-Currently operational
Level	Elementary
Data Source	CCD (public schools)

Air Toxics Info

Number of facilities affecting school	599
Number of chemicals affecting school	276
Toxic percentile nationwide (1=worst)	2nd
Toxic rank nationwide (1=worst)	1,217
Toxic percentile statewide (1=worst)	5th
Toxic rank statewide (1=worst)	425
Toxic Hazard	53,182.40

There are 1,491 schools with worse air toxic ranks than this school nationwide.

This school's air toxic concentration is 11.79 times the national average at schools.

There are 488 schools with worse air toxic ranks than this school statewide.

This school's air toxic concentration is 5.21 times the state average at schools.

Top 5 facilities

Facility	Parent Company	Toxic Hazard
NALCO FRESNO FACILITY	Ecolab	24,596.75
NOURYON SURFACE CHEMISTRY LLC	Carlyle Group	11,153.16
EQUISTAR CHEMICALS BAYPORT CHEMICALS PLANT	LyondellBasell	3,451.83
CELANESE LTD CLEAR LAKE PLANT	Celanese	2,397.76
AMACS PROCESS TOWER INTERNALS	AMACS PROCESS TOWER INTERNALS	2,243.30

(click here to expand list to all facilities)

Top chemicals

Chemical	Toxic Hazard
Ethylene oxide	43,388.54
Chromium	5,023.22
Cobalt compounds	962.83
1,3-Butadiene	595.81
Nickel	571.48
Chromium compounds	520.44
Acrylonitrile	375.14
Benzene	301.58
Nickel compounds	202.40
1,2-Dichloroethane	181.13
Propyleneimine	168.71
Cobalt	139.71
Bis(2-chloroethyl)ether	77.17
Vinyl chloride	63.20
1,1,2,2-Tetrachloroethane	62.54
Propylene oxide	56.19
Sulfuric acid	53.67
Formaldehyde	48.34
Hydrogen cyanide	43.48
Naphthalene	37.44
Hexachlorobenzene	34.71
Chlorine	33.79
Diisocyanates	32.43
Acetaldehyde	29.55
Methyl iodide	25.13
Chloroform	20.42
Diaminotoluene (mixed isomers)	16.07
Cadmium compounds	9.62
Acrylic acid	7.82
1,1,2-Trichloroethane	7.75
Hydroquinone	7.71
Molybdenum trioxide	6.16
Hydrogen sulfide	5.63
Hydrazine	5.57
Manganese	5.37
Arsenic compounds	4.59
Polycyclic aromatic compounds	4.47
o-Toluidine	4.26
Arsenic	3.65
Allyl alcohol	3.41
Ethylbenzene	3.19
Butyl acrylate	3.17
Carbon tetrachloride	3.02
Maleic anhydride	2.90
Copper compounds	2.51
Epichlorohydrin	2.21
1,2-Dibromoethane	2.03
Acrolein	1.76
Chlorothalonil	1.72
Benzyl chloride	1.71
Dicyclopentadiene	1.51
Chloromethane	1.28
Quinoline	1.25
Lead compounds	1.00
Dioxane	0.94
Hydrochloric acid	0.83
Tetrachloroethylene (Perchloroethylene)	0.72
Cyanide compounds	0.67
Diethanolamine	0.66
Carbonyl sulfide	0.64
Hydrogen fluoride	0.60
Manganese compounds	0.57
Cadmium	0.57
Phthalic anhydride	0.56
Glycol ethers	0.45
Xylene (mixed isomers)	0.45
Boron trifluoride	0.38
Nitric acid	0.32
Antimony compounds	0.32
Copper	0.31
Ammonia	0.28
Lead	0.26
Methyl tert-butyl ether	0.22
Chloroprene	0.21
Vinyl acetate	0.16
Zinc compounds	0.16
n-Hexane	0.14
Mercury compounds	0.13
Hexachloroethane	0.13
1,2,4-Trimethylbenzene	0.11
Phosgene	0.11
Acetonitrile	0.10
Aluminum (fume or dust)	0.09
Styrene	0.07
N,N-Dimethylformamide	0.06
Cumene	0.06
Polychlorinated biphenyls (PCBs)	0.06
Trichloroethylene	0.05
Propionaldehyde	0.05
Phenol	0.05
n-Butyl alcohol	0.04
Barium compounds	0.04
Propylene (Propene)	0.03
tert-Butyl alcohol	0.03
Benzidine	0.03
Ethylene	0.03
Allyl chloride	0.02
Dioxin and dioxin-like compounds	0.02
Urethane (Ethyl carbamate)	0.02
Ethyl acrylate	0.02
Toluenediisocyanate	0.02
Biphenyl	0.02
Toluene	0.02
Acrylamide	0.02
Ethylene glycol	0.01
Acetophenone	0.01
Cumene hydroperoxide	0.01
2-Methoxyethanol	0.01
Isobutyraldehyde	0.01
Toluene-2,4-diisocyanate	0.01
Methyl acrylate	0.01
Hexachlorocyclopentadiene	0.01
Chloroacetic acid	0.01
1,2-Butylene oxide	0.01
Methyl methacrylate	0.01
Benzo(g,h,i)perylene	0.01
Aldrin	0.00
Methanol	0.00
Nitroglycerin	0.00
Ethylidene dichloride	0.00
Vanadium compounds	0.00
Mercury	0.00
Zinc	0.00
m-Xylene	0.00
Dichloromethane	0.00
Methyl isobutyl ketone	0.00
4,4'-Isopropylidenediphenol	0.00
Toxaphene	0.00
Triallate	0.00
Cyclohexane	0.00
Heptachlor	0.00
2-Nitropropane	0.00
Nitrobenzene	0.00
Vanadium	0.00
Cresol (mixed isomers)	0.00
4,4'-Diaminodiphenylether	0.00
Lindane	0.00
2-Ethoxyethanol	0.00
Thiourea	0.00
Chlordane	0.00
Diphenylamine	0.00
4,4'-Methylenedianiline	0.00
1,2-Dichloroethylene	0.00
Amitrole	0.00
2,4-Dimethylphenol	0.00
Acetamide	0.00
2,4-Dinitrotoluene	0.00
Chlorobenzene	0.00
Nitrilotriacetic acid	0.00
Carbon disulfide	0.00
Methacrylonitrile	0.00
1,2-Phenylenediamine	0.00
1,2-Dichloropropane	0.00
p-Cresol	0.00
Propargyl alcohol	0.00
o-Cresol	0.00
m-Cresol	0.00
Chlorophenols	0.00
1,2,3-Trichloropropane	0.00
1,4-Dichlorobenzene	0.00
Aniline	0.00
Chlorodifluoromethane (HCFC-22)	0.00
Chloroethane (Ethyl chloride)	0.00
Ethylene thiourea	0.00
CFC-11 (trichlorofluoromethane)	0.00
Silver	0.00
Formic acid	0.00
Hexachloro-1,3-butadiene	0.00
Diallate	0.00
Pyridine	0.00
Pentachlorophenol	0.00
Vinylidene chloride (1,1-dichloroethylene)	0.00
Pronamide	0.00
Triethylamine	0.00
Dibutyl phthalate	0.00
Aldicarb	0.00
Di(2-ethylhexyl) phthalate	0.00
Anthracene	0.00
Selenium compounds	0.00
2-Methyllactonitrile	0.00
2,4,6-Trichlorophenol	0.00
2,4-D ((2,4-dichlorophenoxy)acetic acid)	0.00
Permethrin	0.00
Hexachlorophene	0.00
Warfarin and salts	0.00
Pentachlorobenzene	0.00
Diazinon	0.00
Carbaryl	0.00
Methoxychlor	0.00
Ozone	0.00
sec-Butyl alcohol	0.00
1,2-Dichlorobenzene	0.00
Bendiocarb	0.00
4-Nitrophenol	0.00
o-Xylene	0.00
Dichlorobenzene (mixed isomers)	0.00
Nitrate compounds	0.00
1,1,1-Trichloroethane	0.00
Linuron	0.00
1,3-Phenylenediamine	0.00
Trifluralin	0.00
p-Phenylenediamine	0.00
Thiram	0.00
Atrazine	0.00
Benomyl	0.00
Malathion	0.00
2,4,5-Trichlorophenol	0.00
Pendimethalin	0.00
Nonylphenol	0.00
Titanium tetrachloride	0.00
1,1,1,2-Tetrachloroethane	0.00
Octachlorostyrene	0.00
Trypan blue	0.00
Propoxur	0.00
1,2,4-Trichlorobenzene	0.00
Isoprene	0.00
Toluene-2,6-diisocyanate	0.00
p-Xylene	0.00
Tetrabromobisphenol-A (TBBPA)	0.00
Nonylphenol ethoxylates	0.00
TRD SECRT	0.00
MIXTURE	0.00
1-Bromopropane	0.00
Glycidol	0.00
Allylamine	0.00
2,4-Diaminotoluene	0.00
Dibenzofuran	0.00
Dicamba	0.00
2,2-Dichloro-1,1,1-trifluoroethane	0.00
2,4-Dichlorophenol	0.00
2,3-Dichloropropene	0.00
1,3-Dichloropropylene	0.00
Dimethyl phthalate	0.00
Dimethylamine	0.00
Dinitrobutyl phenol (Dinoseb)	0.00
Dinitrotoluene (mixed isomers)	0.00
Cyfluthrin	0.00
Cyclohexanol	0.00
Aluminum oxide (fibrous forms)	0.00
4-Aminoazobenzene	0.00
4-Aminodiphenyl	0.00
Benzal chloride	0.00
Benzoyl peroxide	0.00
Bromomethane (Methyl bromide)	0.00
Butyraldehyde	0.00
C.I. Food Red 15	0.00
Captan	0.00
Catechol	0.00
Creosote, coal tar	0.00
Ethyl chloroformate	0.00
Ethylenebisdithiocarbamic acid, salts and esters	0.00
2-Nitrophenol	0.00
Paraldehyde	0.00
Paraquat dichloride	0.00
Pentachloroethane	0.00
Peroxyacetic acid	0.00
Piperonyl butoxide	0.00
Quinone	0.00
Safrole	0.00
Simazine	0.00
Sodium azide	0.00
Sodium dimethyldithiocarbamate	0.00
Nicotine and salts	0.00
N-methylolacrylamide	0.00
Fenoxycarb	0.00
Fluorouracil (5-fluorouracil)	0.00
Folpet	0.00
Freon 113	0.00
Hydramethylnon	0.00
Isodrin	0.00
Methyl chlorocarbonate	0.00
Methyl hydrazine	0.00
2-Methylpyridine	0.00
Myclobutanil	0.00
N-methyl-2-pyrrolidone	0.00
Strychnine and salts	0.00

(click here to shrink list to only top 5 chemicals)

Top 5 chemicals from facilities

Facility	Parent Company	Chemical	Toxic Hazard
NALCO FRESNO FACILITY	Ecolab	Ethylene oxide	24,589.89
NOURYON SURFACE CHEMISTRY LLC	Carlyle Group	Ethylene oxide	11,123.22
EQUISTAR CHEMICALS BAYPORT CHEMICALS PLANT	LyondellBasell	Ethylene oxide	3,451.42
CELANESE LTD CLEAR LAKE PLANT	Celanese	Ethylene oxide	2,379.96
AMACS PROCESS TOWER INTERNALS	AMACS PROCESS TOWER INTERNALS	Chromium	2,141.34

(click here to expand list to all chemicals from facilities)