. Author manuscript; available in PMC: 2019 Oct 1.

Published in final edited form as: Environ Toxicol Chem. 2018 Aug 6;37(10):2633–2644. doi: 10.1002/etc.4224

Table 2.

Annual maximum daily concentration values based on 21-d running averages^a

Year	Maximum (ug/L)	Year	Maximum (ug/L)
1	0.147	16	0.462
2	0.185	17	0.572
3	0.754	18	0.691
4	0.759	19	0.631
5	1.135	20	0.377
6	0.468	21	0.478
7	0.585	22	0.971
8	0.724	23	0.598
9	0.532	24	0.890
10	0.402	25	0.419
11	0.531	26	0.468
12	0.623	27	0.561
13	0.453	28	0.625
14	0.663	29	0.324
15	0.522	30	0.575

The 90^th percentile is between the 3^rd (year 24) and 4^th (year 4) highest values.