Ozone Alerts! 1991-Present

Ozone Alerts! 1991-Present

Year May June July Aug Sept

2007 None None None 2, 3, 14,15, 16

2006 25th 12th, 15th, 29th, 30th 1, 2,
17, 19, 20, 21 24 None

2005 None 21, 22, 24, 25, 26 30 1, 2, 4, 10 3, 4, 5

2004 None None 15, 21, 22 None None

2003 None None 2,3,30 6,7,23,26,27 None

2002 None 24, 25 9, 10, 25 6, 9, 31 None

2001 None 26 11, 25 3, 4, 6, 7 14

2000 None None 17 1, 2, 3, 4, 15, 16, 23, 24, 25, 26 2, 3, 4, 8

1999 None None 26 3, 9, 10, 11, 12, 17, 18, 19, 25, 26, 27, 29, 30, 31 1, 2

1998 None None 15, 17 21, 22 1, 2, 4, 5, 6, 7

1997 None None None None None

1996 None 13, 14, 18, 20 3, 14 14 None

1995 None 21, 22, 6, 25, 28, 29, 30, 31 1, Oct 11

1994 None 20, 21, 22, 29 None None None

1993 None None 21, 28, 29, 30 14, 17, 18, 20, 21, 28 None

1992 None 19, 25, 1, 28 None None

1991 None None 30 14, 15, 26 None

Ozone Alerts Exceedances of the 8hr standard Exceedances of the 1hr standard Highest 8hr Avg.
4th Highest 8hr Avg.

1991-Present 1999-Present 1991-Present 1999-Present 1994-Present

DEQ Ozone Monitoring Data

Current Ozone Readings This Month's 8hr Avg Readings Last Month's 8hr Avg Readings This Month's 1hr. Avg Readings Last Month's 1hr Avg Readings