MRGDHVAL Display

Data on this page extracted on April 18, 2024 at 02:47:23

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 Winchester-33700 Borel Road 12/18/2015 Parts Per Million ( ppm )
Hour	Value	Hour	Value
00-01	0.0250	12-13	0.0370
01-02	0.0260	13-14	0.0350
02-03	0.0260	14-15	0.0330
03-04	0.0270	15-16	0.0300
04-05	0.0290	16-17	0.0280
05-06	0.0310	17-18	0.0260
06-07	0.0330	18-19	0.0260
07-08	0.0350	19-20	0.0270
08-09	0.0380	20-21	0.0280
09-10	0.0390	21-22	0.0280
10-11	0.0400	22-23	0.0280
11-12	0.0390	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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