MRGDSITE31D Display

Data on this page extracted on April 19, 2024 at 00:58:00

AQMIS web pages were recently revised. Please report any problems to aqmis@arb.ca.gov AQMIS2

31 Day Summary for Hourly Carbon Monoxide for Pomona Display Ends 03/29/2013 Parts Per Million ( ppm )
		Hours 00-07 Hours 08-15 >>> Hours 16-23 >>> Whole Day
Date	Day's Max	00 - 01	01 - 02	02 - 03	03 - 04	04 - 05	05 - 06	06 - 07	07 - 08
03/29	0.632	0.554	0.632	0.470	0.445		0.538	0.513	0.541
03/28	0.659	0.213	0.192	0.170	0.143		0.315	0.397	0.454
03/27	0.273	0.144	0.141	0.181	0.159		0.221	0.259	0.249
03/26	0.433	0.393	0.390	0.269			0.416	0.411	0.433
03/25	1.367	0.458	0.428	0.400	0.381		1.024	1.367	0.833
03/24	0.738	0.442	0.496	0.489	0.500		0.451	0.473	0.417
03/23	0.567	0.392	0.423	0.350	0.248		0.444	0.567	0.324
03/22	0.398	0.350	0.261	0.106	0.123		0.232	0.206	0.230
03/21	0.590	0.313	0.338	0.209	0.187		0.538	0.590	0.458
03/20	1.175	0.414	0.422	0.397	0.428		0.781	1.017	1.175
03/19	0.900	0.405	0.406	0.373			0.900	0.794	0.443
03/18	0.367	0.185	0.157	0.152	0.148		0.195	0.235	0.255
03/17	0.305	0.259	0.260	0.228	0.234		0.271	0.298	0.301
03/16	0.646	0.584	0.508	0.444	0.391		0.445	0.646	0.522
03/15	1.389	0.665	0.753	0.668	0.681		0.869	1.177	1.389
03/14	1.586	0.674	0.622	0.621	0.625		0.981	1.485	1.586
03/13	1.490	0.781	0.771	0.669	0.553		0.913	1.490	1.384
03/12	1.526	0.643	0.561	0.543			0.924	1.354	1.526
03/11	1.262	0.548	0.527	0.455	0.413		0.760	1.119	1.262
03/10	0.665	0.374	0.449	0.522	0.417		0.498	0.439	0.482
03/09	0.720	0.186	0.166	0.168	0.169		0.213	0.701	0.333
03/08	0.288	0.228	0.132	0.116	0.094		0.164	0.243	0.282
03/07	0.599	0.182	0.172	0.167	0.104		0.169	0.171	0.164
03/06	0.413	0.095	0.097	0.085	0.068		0.173	0.297	0.413
03/05	0.438	0.207	0.231	0.272			0.301	0.301	0.336
03/04	0.315	0.117	0.107	0.098	0.093		0.172	0.186	0.229
03/03	0.916	0.916	0.564	0.471			0.720	0.812	0.810
03/02	0.903	0.471	0.506	0.564	0.468		0.494	0.573	0.729
03/01	1.341	0.584	0.512	0.497			0.796	1.072	1.341
02/28	1.112	0.618	0.502	0.374	0.330		0.629	0.881	1.112
02/27	1.047	0.528	0.533	0.363	0.370		0.773	0.963	1.047

Pick Dates for Download Get Additional Information on Site

Download Data: Quick or Select Format

	Cell color is yellow if state 1-hour standard level is exceeded.
	Cell color is red if national 1-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

Decisions Pending and Opportunities for Public Participation
Conditions of Use | Privacy Policy | Accessibility
How to Request Public Records