Air Quality Index

Air Quality Index

Download this page in PDF

Index Values Air Quality Description
(Color Description)
Health Cautionary Statement
0-50 Good (Green) No limitations
51 - 100 Moderate (Light Yellow) Extremely sensitive children and adults, especially with respiratory diseases such as asthma, should consider limiting outdoor exertion.
101 - 150 Unhealthy for Sensitive Groups (Orange) Sensitive children, adults and especially those with respiratory diseases such as asthma, should limit prolonged outdoor exertion.
151 - 200 Unhealthy (Red) Sensitive children and adults should avoid outdoor exertion and everyone else should limit prolonged outdoor exertion during peak ozone periods.
201 - 300 Very Unhealthy (Purple) Sensitive children and adults should avoid outdoor activities and remain indoors. Everyone else should avoid outdoor exertion.
Over 300 Hazardous (Deep Purple) Everyone, especially children, should avoid outdoor activities and remain indoors.

Visit the EPA’s website at: www.airnow.gov

Contact Information


Mary L. Martinez
Project Coordinator

Stanislaus County Asthma Coalition
Phone: 209-558-8860
Fax: 209-558-8859
E-mail: moc.liamg@noitilaocamhtsaytnuocnats

SCAC Membership Form

Asthma-Friendly Flag Program


A multi-colored flag system that serves as a daily indicator of outdoor air quality in the community.

Over 200 public and private schools are participating in this free program!

Downloads


DHS Downloads

Helpful Downloads