Page 264 - Fundamentals of Air Pollution

TABLE 15-3
Explanation of Gaseous Pollutant Summary

1. Ozone 12. Number of hourly exceedances in 1
Pollutant summarized in table month: There are no samples at
2. Concentration 2= 0.10 ppm (parts per Yosemite—Camp Six which exceed the
million) specified level. There are 5 hourly
California Ambient Ozone Air exceedances recorded at Auburn-Dewitt-
Quality Standard C Avenue in April.
3. Mountain counties 13. Number of daily exceedances in 1 month:
Air basin in which station is located There is only one daily exceedance
4. Mariposa County—22 recorded at Auburn-Dewitt-C Avenue in
County name—County code April.
5. Yosemite-Camp Six 00744 14. Total number of hourly exceedances for
Station Name and ID code year: There are no samples which exceed
6. A 22 the specified level during the 4 months
Agency and project code of observations,
7. UV (ultraviolet photometric) 15. Total number of daily exceedances for
Measurement method year: There are no samples which exceed
8. Highest annual hourly concentration: the specified level during the 4 months
0.09 ppm of operation.
9. Second highest annual hourly 16. Total number of observations for year:
concentration: 0.09 ppm 2215
10. Mean of all hours monitored: 0.038 ppm 17. Same statistics as 7-15 above, except for
11. Mean of all daily maximum values: entire county, e.g., highest hourly
0.060 ppm concentration in county. Note: sum of
occurrences at individual stations must
equal or exceed county totals.
18. Same as 17 above, except for entire air
basin.