MRGDHVAL Display

Data on this page extracted on April 19, 2024 at 07:05:58

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 Fontana-Arrow Highway 05/12/2015 Parts Per Million ( ppm )
Hour	Value	Hour	Value
00-01	0.0060	12-13	0.0550
01-02	0.0070	13-14	0.0520
02-03	0.0110	14-15	0.0500
03-04	0.0180	15-16	0.0460
04-05	0.0220	16-17	0.0440
05-06	0.0270	17-18	0.0420
06-07	0.0310	18-19	0.0380
07-08	0.0380	19-20	0.0340
08-09	0.0450	20-21	0.0310
09-10	0.0500	21-22	0.0300
10-11	0.0540	22-23	0.0290
11-12	0.0560	23-00	0.0280

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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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