Occurrence of Enteric Viruses in Surface Water and the Relationship with Changes in Season and Physical Water Quality Dynamics

Table 2

Summary of virus detection from each site during the wet and the dry seasons.

Month	Season	Enteric virus	L1	L2	L3	L4	L5	L6
October 2011	Wet	Enterovirus	0	0	0	0	0	0
		Adenovirus	0	0	0	0	1/11	0
November 2011	Wet	Enterovirus	0	0	0	0	2/7	0
		Adenovirus	1/11	0	0	0	2/11	0
January 2012	Dry	Enterovirus	0	0	0	0	1/7	0
		Adenovirus	0	0	2/11	0	0	0
February 2012	Dry	Enterovirus	0	0	0	1/7	0	0
		Adenovirus	0	0	0	0	0	2/11
March 2012	Dry	Enterovirus	0	1/7	0	0	0	0
		Adenovirus	0	0	0	0	0	1/11
April 2012	Wet	Enterovirus	0	0	0	0	0	2/7
		Adenovirus	0	0	0	0	2/11	0

The numerator represents the number of viruses detected in a given month, while the denominator represents the total number of the specific virus detected during the whole period. Zeroes represent nondetection.