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SMTWTFS
293012345
6789101112
13141516171819
20212223242526
272829303112
3456789
Measurement:
2012: Daily(Exceedances)
StationState: 1Hr
District0
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Daily Monthly Annual   Air Quality 
Ozone:    units:
Hourly Average Values and 24-hour changes
Raw data:Unchecked data that may contain errors
Station:Wednesday, May 23, 2012, Ending Hour (PST)Daily Max*
1234567891011121314151617181920212223241Hr8Hr
North Counties:
Napa 36.8
+18		35.6
+17		35
20.7
+4		36.80
San Rafael 37.5
+14		38.1
+14		37.3
31.5
+10		38.10
Santa Rosa 32.6
+19		32.2
+18		31.9
31.4
+17		32.60
Vallejo 34.7
+15		34.1
+14		34
30.6
+11		34.70
Coast & Central Bay:
Oakland 19.3
-1		17.1
-4		15.9
7.6
-11		19.30
Oakland West 36.1
+20		34.8
+16		35.9
14.6
+2		36.10
San Francisco 35.8
+13		36.3
+14		35
24.9
+7		36.30
San Pablo 35.3
+12		37.3
+12		33.9
20.2
+1		37.30
Eastern District:
Bethel Island 38.5
+15		38.1
+14		37.4
35.2
+10		38.50
Concord 34.3
+15		34.6
+17		33.7
28.9
+10		34.60
Fairfield 32.1
+14		32.2
+12		29.8
+9		27.1
+6		32.20
Livermore 34.4
+13		34.3
+14		33.6
30.1
+11		34.40
San Ramon 25.8
+7		25.6
+6		25.8
25.80
South Central Bay:
Hayward 31.7
+11		31.7
+10		33
+11		31.4
+10		330
Redwood City 40.3
+20		39.2
+17		35.9
30.7
+13		40.30
Santa Clara Valley:
Cupertino 27.8
+7		27.4
27.5
21.4
+13		27.80
Gilroy 31.8
+11		29.3
+8		36.4
+14		22.4
+2		36.40
Los Gatos 27.5
+6		26.3
+5		23.4
+4		10.7
-4		27.50
San Jose Central 37.8
+16		38.1
+19		33.1
+11		38.10
San Martin 34.8
+13		36.1
+15		36.9
+17		33.6
+12		36.90
Hour:1234567891011121314151617181920212223241Hr8Hr

* Note: Daily Max 1HR column is for State standard and 8HR is for National 8-Hour standard.
Ozone values exceeding the standards are displayed in red in their respective columns.