Table 1.

Raw sludge and treated biosolids monitoring data.

Sample month	Raw sludge enteric virus (PFU/4 g)	Treated biosolids enteric virus (PFU/4 g)
1	< 1	< 1
2	< 1	< 1
3	< 1	< 1
4	< 1	< 1
5	< 1	< 1
6	5	< 1
7	2	< 1
8	1	< 1
9	1	< 1
10	7	< 1
11	6	1
12	31	< 1