MRGDHVAL Display

Data on this page extracted on April 19, 2024 at 02:18:22

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 04/15/2015 Parts Per Million ( ppm )
Hour	Value	Hour	Value
00-01	0.0270	12-13	0.0600
01-02	0.0270	13-14	0.0570
02-03	0.0290	14-15	0.0530
03-04	0.0340	15-16	0.0460
04-05	0.0370	16-17	0.0380
05-06	0.0390	17-18	0.0360
06-07	0.0460	18-19	0.0340
07-08	0.0530	19-20	0.0310
08-09	0.0580	20-21	0.0310
09-10	0.0610	21-22	0.0300
10-11	0.0630	22-23	0.0280
11-12	0.0620	23-00	0.0290

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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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