MRGDHVAL Display

Data on this page extracted on April 19, 2024 at 01:16:19

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 09/30/2015 Parts Per Million ( ppm )
Hour	Value	Hour	Value
00-01	0.0070	12-13	0.0460
01-02	0.0100	13-14	0.0430
02-03	0.0130	14-15	0.0400
03-04	0.0180	15-16	0.0360
04-05	0.0240	16-17	0.0320
05-06	0.0270	17-18	0.0290
06-07	0.0330	18-19	0.0260
07-08	0.0390	19-20	0.0230
08-09	0.0440	20-21	0.0210
09-10	0.0470	21-22	0.0200
10-11	0.0480	22-23	0.0170
11-12	0.0470	23-00	0.0150

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.

Change Selection