PERI: Toxic 100 Index

Air Toxics at School 2019

School	LITTLE YORKERS MONTESSORI SCHOOL
Street	13233 W LITTLE YORK RD
City	HOUSTON
State	TX
Number of students	30
Student % minority	77%
Data Source	PSS (private schools)

Number of facilities affecting school	232
Number of chemicals affecting school	135
Toxic percentile nationwide (1=worst)	1st
Toxic rank nationwide (1=worst)	17
Toxic percentile statewide (1=worst)	1st
Toxic rank statewide (1=worst)	3
Toxic Hazard	955,061.91

There are 19 schools with worse air toxic ranks than this school nationwide.

This school's air toxic concentration is 211.67 times the national average at schools.

There are 3 schools with worse air toxic ranks than this school statewide.

This school's air toxic concentration is 93.63 times the state average at schools.

Facility	Parent Company	Toxic Hazard
NOV RIG SYSTEMS WEST LITTLE YORK	NOV Inc.	847,179.00
SALZGITTER MANNESMANN STAINLESS TUBES USA	Salzgitter	98,677.64
WYMAN-GORDON FORGINGS LP	Berkshire Hathaway	2,047.34
NALCO FRESNO FACILITY	Ecolab	1,769.85
LYONDELL CHEMICAL CO	LyondellBasell	1,419.34

Facility	Parent Company	Chemical	Toxic Hazard
NOV RIG SYSTEMS WEST LITTLE YORK	NOV Inc.	Chromium	603,404.00
NOV RIG SYSTEMS WEST LITTLE YORK	NOV Inc.	Nickel	243,775.00
SALZGITTER MANNESMANN STAINLESS TUBES USA	Salzgitter	Chromium	92,695.70
SALZGITTER MANNESMANN STAINLESS TUBES USA	Salzgitter	Nickel	5,896.51
WYMAN-GORDON FORGINGS LP	Berkshire Hathaway	Chromium	1,877.94