why monitor air quality?
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Why Monitor Air Quality?. Leroy Williams Gila River Indian Community. Why Air Monitoring?. Judge compliance with and/or progress made towards meeting ambient air quality standards Activate emergency control procedures that prevent or alleviate air pollution episodes - PowerPoint PPT PresentationTRANSCRIPT
Why Monitor Air Quality?
Leroy Williams
Gila River Indian Community
Why Air Monitoring? Judge compliance with and/or progress made towards
meeting ambient air quality standards Activate emergency control procedures that prevent or
alleviate air pollution episodes Observe pollution trends throughout region, including
non-urban areas Provide a data base for
– Research evaluation of effects: urban, land-use, and transportation planning
– Development and evaluation of abatement strategies – Development and validation of diffusion models
Air Quality on reservation has important implications for
Quality of life Culture and
religion Economic
development Other
One way to protect and assess air quality: develop ambient
air monitoring program
GRIC DEQ Air Monitoring Program
Collected quality data for ozone and particulate matter since 2002
Three air monitoring stations1. Sacaton
2. Casa Blanca
3. St Johns
AQI Colors
•EPA assigned specific color to each AQI category•Easier to understand community air pollution risk. Examples:
• Orange = unhealthy for sensitive groups
• Red = unhealthy for everyone