Cryptosporidium Contamination and Attributed Risks in Yunlong Lake in Xuzhou, China

Table 3

Occurrence of Cryptosporidium in water collected from various sites in China.

Location of sampling	Mean (oocysts/10 L)	Positive rate	Year of sampling	Reference
The Three Gorges Reservoir	1.92	100%	2011	[6]
River network system, Tongxiang	5.1	78.7%	2009	[23]
Water samples in Qinghai	N/A	25.4%	2011-2012	[24]
Waterworks in 33 major cities	0.7	N/A	2009–2011	[25]
Huangpu River	N/A	37.6%	2013-2014	[26]
Wastewater treatment plants in Harbin	N/A	31.3%	2009-2010	[27]
Source water, Shanghai	5.2	32%	2009-2010	[28]
Recreational water, Xuzhou	0.97	35%	2015	This manuscript