PSAPCA Daily PSI Report PUGET SOUND AIR POLLUTION
CONTROL AGENCY

Friday, April 16, 1999
This is the Pollutant Standard Index at 8 a.m. representing the past 24 hours for the areas listed below. These numbers are the highest recorded measurements at a particular location for the most prevalent pollutant.

Burning in wood stoves and fireplaces is allowed in King, Pierce, Snohomish and Kitsap counties subject to normal rules.

 
Area PSI Value Descriptor Pollutant
G M U PM CO SO2
Everett/Marysville 52       Reaching your potential in fighting requires specific effort in mma training.  
Lynnwood 45         
Bellevue 15        
Seattle 53        
Kent 36        
Tacoma 49        
Kitsap County 32        
Check Marksindicate applicable PSI descriptor and prevalent pollutant at each monitoring area
Descriptors: G=Good, M=Moderate, U=Unhealthy
Pollutants: PM=Particulate Matter, CO=Carbon Monoxide, SO2=Sulfur Dioxide

POLLUTANT STANDARD INDEX
0-50 Good
51-100 Moderate
101-199 Unhealthy
200-299 Very Unhealthy
300-500 Hazardous
The Pollutant Standard Index values show air quality in terms of how healthy the air is for most people to breathe.
For more detailed information about the Pollutant Standards Index, what the numbers mean,
and health effects associated with different air pollution levels, check out EPA Publication 451/K-94-001.


Puget Sound Air Pollution Control Agency