MRGDHVAL Display

Data on this page extracted on April 16, 2024 at 01:51:14

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 04/06/2015 Parts Per Million ( ppm )
Hour	Value	Hour	Value
00-01	0.0440	12-13	0.0500
01-02	0.0460	13-14	0.0500
02-03	0.0470	14-15	0.0490
03-04	0.0490	15-16	0.0470
04-05	0.0500	16-17	0.0460
05-06	0.0500	17-18	0.0430
06-07	0.0510	18-19	0.0390
07-08	0.0510	19-20	0.0350
08-09	0.0520	20-21	0.0330
09-10	0.0510	21-22	0.0300
10-11	0.0510	22-23	0.0270
11-12	0.0510	23-00	0.0240

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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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