MRGDHVAL Display

Data on this page extracted on April 18, 2024 at 18:08:16

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 Costa Mesa-Mesa Verde Drive 08/24/2015 Parts Per Million ( ppm )
Hour	Value	Hour	Value
00-01	0.0410	12-13	0.0500
01-02	0.0410	13-14	0.0470
02-03	0.0420	14-15	0.0440
03-04	0.0430	15-16	0.0400
04-05	0.0450	16-17	0.0370
05-06	0.0470	17-18	0.0350
06-07	0.0500	18-19	0.0340
07-08	0.0530	19-20	0.0340
08-09	0.0550	20-21	0.0340
09-10	0.0560	21-22	0.0340
10-11	0.0550	22-23	0.0360
11-12	0.0530	23-00	0.0360

Download Data: Quick or Select Format

	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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