MRGDHVAL Display

Data on this page extracted on April 16, 2024 at 16:09:41

AQMIS web pages were recently revised. Please report any problems to aqmis@arb.ca.gov AQMIS2

Note: This AQMIS Ozone page reflects the 2008 National 8-Hour Ozone Standard of 0.075 ppm

AQMIS 24 Hour Summary for 8 Hour Avg Ozone Beginning at Specified Hour for San Bernardino-4th Street 10/10/2015 Parts Per Million ( ppm )
Hour	Value	Hour	Value
00-01	0.0100	12-13	0.0560
01-02	0.0120	13-14	0.0520
02-03	0.0170	14-15	0.0480
03-04	0.0230	15-16	0.0430
04-05	0.0310	16-17	0.0360
05-06	0.0350	17-18	0.0290
06-07	0.0410	18-19	0.0230
07-08	0.0480	19-20	0.0170
08-09	0.0540	20-21	0.0130
09-10	0.0580	21-22	0.0110
10-11	0.0590	22-23	0.0080
11-12	0.0590	23-00	0.0060

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	Nat'l stds truncate 4 digit 8-Hr avgs to 3 decimals; State stds round to 3 decimals.
	Cell color is red if national 8-hour standard level is exceeded.
	Hours listed are in Pacific Standard Time. Add one hour to convert to PDT.
	Blank values indicate data not available.
	Click on name of monitoring site to see additional information on the site.

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