California Home	ARB:	Home	Search	Site Map				Contact Us

	Annual Toxics Summary Rosarito FAQs Benzo(b)fluoranthene-10 nanograms per cubic meter

Read About Estimated Risk

Year	Months Present	Minimum	Median	Mean	90th Percentile	Maximum	Standard Deviation	Number of Observations	Detection Limit	Estimated Risk
2005		0.12	*	*	*	0.71	0.249	5	0.05	*
2004		0.025	0.09	0.186	0.52	0.63	0.202	30	0.05	0.06
2003		0.025	0.09	0.216	0.56	1.0	0.259	29	0.05	0.07
2002		0.025	0.11	0.277	0.55	2.5	0.479	28	0.05	0.09
2001		0.025	0.12	*	0.29	0.57	0.129	25	0.05	*
2000		0.025	0.21	0.328	0.65	1.1	0.295	29	0.05	0.1
1999		0.025	0.13	0.589	0.90	7.0	1.26	30	0.05	0.2
1998		0.025	0.11	0.342	0.46	5.1	0.942	30	0.05	0.1
1997		0.025	0.16	0.185	0.47	0.54	0.166	31	0.05	0.06
1996		*	*	*	*	*	*	0	*	*
1995		*	*	*	*	*	*	0	*	*
1994		*	*	*	*	*	*	0	*	*
1993		*	*	*	*	*	*	0	*	*
1992		*	*	*	*	*	*	0	*	*
1991		*	*	*	*	*	*	0	*	*
1990		*	*	*	*	*	*	0	*	*
1989		*	*	*	*	*	*	0	*	*

	Notes:	Values below the Limit of Detection (LoD) assumed to be ½ LoD. Means and risks shown only for years with data in all 12 months. "*" means there was insufficient or no data available to determine the value.