MRGDHVAL Display

Data on this page extracted on April 18, 2024 at 16:57:25

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 05/21/2015 Parts Per Million ( ppm )
Hour	Value	Hour	Value
00-01	0.0430	12-13	0.0490
01-02	0.0430	13-14	0.0490
02-03	0.0440	14-15	0.0480
03-04	0.0440	15-16	0.0470
04-05	0.0450	16-17	0.0460
05-06	0.0460	17-18	0.0460
06-07	0.0470	18-19	0.0450
07-08	0.0480	19-20	0.0440
08-09	0.0490	20-21	0.0440
09-10	0.0500	21-22	0.0440
10-11	0.0500	22-23	0.0420
11-12	0.0500	23-00	0.0410

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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