MRGDHVAL Display

Data on this page extracted on April 16, 2024 at 10:59:52

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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 11/16/2015 Parts Per Million ( ppm )
Hour	Value	Hour	Value
00-01	0.0390	12-13	0.0360
01-02	0.0380	13-14	0.0330
02-03	0.0370	14-15	0.0310
03-04	0.0360	15-16	0.0280
04-05	0.0360	16-17	0.0240
05-06	0.0360	17-18	0.0190
06-07	0.0360	18-19	0.0160
07-08	0.0360	19-20	0.0120
08-09	0.0370	20-21	0.0100
09-10	0.0380	21-22	0.0090
10-11	0.0380	22-23	0.0070
11-12	0.0370	23-00	0.0050

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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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