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	Annual Toxics Summary Calexico-Ethel Street FAQs Antimony nanograms per cubic meter

Year	Months Present	Minimum	Median	Mean	90th Percentile	Maximum	Standard Deviation	Number of Observations	Detection Limit
2023		0.65	3	*	12	33	7.2	21	1.3
2022		0.65	4	7.4	20	61	11.9	30	1.3
2021		0.65	4	*	11	36	8.2	23	1.3
2020		0.65	*	*	*	26	11.5	7	1.3
2019		0.65	7	*	11	21	4.6	24	1.3
2018		0.65	5	*	12	18	4.7	23	1.3
2017		0.65	4	6.7	15	42	8.7	30	1.3
2016		0.65	4	8.2	19	38	9.4	29	1.3
2015		0.65	4	6.0	13	23	6.3	30	1.3
2014		0.85	3	7.7	21	39	10.4	28	1.7
2013		2	5	*	17	21	5.9	27	1.5
2012		1.5	1.5	4.9	11	24	5.1	27	3
2011		1.5	1.5	4.3	7	22	4.6	27	3
2010		1.5	1.5	4.9	8	19	4.2	28	3
2009		1.5	1.5	3.6	5	28	5.0	31	3
2008		*	*	*	*	*	*	0	*
2007		1.5	5	*	24	39	11.2	14	3
2006		*	*	*	*	*	*	0	*
2005		*	*	*	*	*	*	0	*
2004		*	*	*	*	*	*	0	*
2003		3	*	*	*	29	11.0	5	6
2002		2.5	2.5	6.1	13	29	6.5	29	5
2001		2.5	2.5	3.8	9	11	2.7	30	5
2000		2.5	2.5	*	5	13	2.8	29	5
1999		2.5	2.5	3.4	5	21	3.7	27	5
1998		2.5	2.5	4.1	9	15	3.3	27	5
1997		2.5	2.5	*	8	28	5.8	24	5
1996		2.5	2.5	3.5	6	12	2.6	28	5
1995		2.5	2.5	*	6	10	2.2	15	5
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.