California Home
ARB:
Home
Search
Site Map
Contact Us
Annual Statewide Toxics Summary
Titanium
FAQs
nanograms per cubic meter
Year
Months
Present
Minimum
Median
Mean
90th
Percentile
Maximum
Standard
Deviation
Number of
Observations
Detection
Limit
2022
1.345
35
*
110
250
42.9
189
2.69
2021
1.345
42
*
160
551
84.4
312
2.69
2020
3
39
*
100
164
38.5
106
2.69
2019
1.345
32
53.7
140
330
60.5
410
2.69
2018
1.345
40
59.3
130
337
56.5
428
2.69
2017
1.345
44
60.7
140
278
52.5
420
2.69
2016
1.345
42
62.0
150
323
58.9
424
2.69
2015
1.345
41
58.7
130
537
58.2
418
2.69
2014
0.95
35
53.3
120
440
54.9
398
1.9
2013
3
34
*
100
250
39.2
431
1.5
2012
4.5
17
25.2
60
190
28.2
453
9
2011
4.5
15
22.8
49
200
24.2
412
9
2010
4.5
14
21.1
44
170
22.5
440
9
2009
4.5
15
23.0
54
160
22.8
520
9
2008
6
100
124
250
730
105
503
1
2007
4.5
25
34.2
75
290
31.4
492
9
2006
*
*
*
*
*
*
0
*
2005
*
*
*
*
*
*
0
*
2004
*
*
*
*
*
*
0
*
2003
9
66
*
190
350
65.4
86
3
2002
1.5
110
140
270
680
103
491
3
2001
5
95
124
260
1500
114
505
10
2000
5
100
126
240
2900
171
472
10
1999
5
87
117
250
630
105
565
10
1998
5
69
92.7
200
630
86.6
561
10
1997
5
81
101
210
560
85.4
557
10
1996
5
79
102
220
750
89.4
595
10
1995
5
83
115
250
600
104
602
10
1994
5
87
108
220
490
84.0
585
10
1993
5
88
121
250
4200
199
575
10
1992
5
91
118
250
1800
120
554
10
1991
5
100
144
290
1700
134
567
10
1990
13
150
*
350
1100
137
309
10
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.
