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	Annual Toxics Summary Fresno-1st Street FAQs Manganese nanograms per cubic meter

Year	Months Present	Minimum	Median	Mean	90th Percentile	Maximum	Standard Deviation	Number of Observations	Detection Limit
2023		*	*	*	*	*	*	0	*
2022		*	*	*	*	*	*	0	*
2021		*	*	*	*	*	*	0	*
2020		*	*	*	*	*	*	0	*
2019		*	*	*	*	*	*	0	*
2018		*	*	*	*	*	*	0	*
2017		*	*	*	*	*	*	0	*
2016		*	*	*	*	*	*	0	*
2015		*	*	*	*	*	*	0	*
2014		*	*	*	*	*	*	0	*
2013		*	*	*	*	*	*	0	*
2012		*	*	*	*	*	*	0	*
2011		1.5	16	18.8	36	72	16.1	31	1.5
2010		0.75	14	*	27.8	60	12.8	27	1.5
2009		2.0	15	16.2	32	38	10.2	33	1.5
2008		3.8	27	30.0	60.4	73	20.4	32	1.0
2007		0.75	22	24.9	41.2	71	16.9	28	1.5
2006		*	*	*	*	*	*	0	*
2005		*	*	*	*	*	*	0	*
2004		*	*	*	*	*	*	0	*
2003		2.0	*	*	*	13	3.92	7	1.0
2002		4.0	28	29.4	50	69	16.1	29	1.0
2001		2.0	23.5	27.8	55.6	100	21.4	32	2.0
2000		3.0	24	24.4	42.2	64	16.2	29	2.0
1999		1	28	*	61.4	140	30.7	25	2.0
1998		1	15	21.6	50.5	76	20.2	26	2.0
1997		2.0	24	27.2	50.8	99	23.0	30	2.0
1996		1	11	22.3	60.6	71	22.4	29	2.0
1995		3.0	21	27.2	65	83	25.2	31	2.0
1994		4.0	26	*	52.6	60	18.4	25	2.0
1993		3.0	30	32.6	72	120	27.8	29	2.0
1992		6.0	28	31.9	68	76	21.2	31	2.0
1991		5.0	28	*	64	89	24.1	25	2.0
1990		6.0	45.5	*	92	120	30.4	26	1.0
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.