Analysis of Bio-Obtainable Endocrine Disrupting Metals in River Water and Sediment, Sewage Influent/Effluent, Sludge, Leachate, and Concentrated Leachate, in the Irish Midlands Shannon Catchment

Table 5

Mercury concentrations in river sediments and leachate sediments, 2004-2005.

Location	Sample month	Concentration mg/kgdw	Comment on result
River	Nov	0.02	<TV, <IV
Hind	Jan	0.01	<TV, <IV
Sediment	Mar	<0.05	<TV, <IV
Grand Canal/	Dec	0.01	<TV, <IV
Shannon	Jan	0.12	<TV, <IV
Harbour	Feb	0.09	<TV, <IV
Sediment	Apr	0.02	<TV, <IV
River Al/	Dec	<0.05	<TV, <IV
Ballydonagh	Feb	<0.05	<TV, <IV
Sediment	Apr	<0.05	<TV, <IV
River Shannon/	Nov	0.12	<TV, <IV
Burgess Park	Dec	0.05	<TV, <IV
Sediment	Feb	0.10	<TV, <IV
	Apr	0.05	<TV, <IV
Derryclure landfill sediment/silt	Apr	0.19	<TV, <IV