2017 Ozone Season
2017 Exceedances and Alerts
There were four Ozone Action Day forecasts during the 2017 Ozone Season for the Alamo Region, and there were five days when there have been threshold exceedances (that is, ozone was high enough to be considered unhealthy), as indicated in the following table:
| Date | Alert Level |
Highest 8-hour reading at Regulatory Site |
|---|---|---|
| 05/06/17 | Orange | 68 - San Antonio Northwest (orange level was not reached) |
| 05/07/17 | No Alert Issued | 74 - San Antonio Northwest and 72 - Camp Buillis |
| 06/08/17 | No Alert Issued | 89 - Camp Bullis and 80 - San Antonio Northwest |
| 08/01/17 | No Alert Issued | 75 - San Antonio Northwest and 72 - Camp Bullis |
| 08/04/17 | No Alert Issued | 73 - San Antonio Northwest and 72 - Camp Bullis |
| 08/09/17 | Orange | 60 - San Antonio Northwest (orange level was not reached) |
| 09/12/17 | Orange | 68 - Calaveras Lake (orange level was not reached) |
| 09/13/17 | Orange | 75 - Camp Bullis |
| 10/01/17 | Orange | 68 - Camp Bullis (orange level was not reached) |
| 10/02/17 | Orange | 60 - Camp Bullis (orange level was not reached) |
For more information, review 2017 Ozone Season Resources.