MRGDHVAL Display

Data on this page extracted on April 18, 2024 at 10:59:02

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 03/09/2015 Parts Per Million ( ppm )
Hour	Value	Hour	Value
00-01	0.0050	12-13	0.0500
01-02	0.0060	13-14	0.0470
02-03	0.0090	14-15	0.0440
03-04	0.0160	15-16	0.0380
04-05	0.0190	16-17	0.0300
05-06	0.0220	17-18	0.0240
06-07	0.0280	18-19	0.0180
07-08	0.0340	19-20	0.0120
08-09	0.0410	20-21	0.0080
09-10	0.0470	21-22	0.0050
10-11	0.0500	22-23	0.0030
11-12	0.0500	23-00	0.0020

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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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