Concentrations of dissolved metals in selected estuaries: 1991-2004

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Table 7: Concentrations of dissolved metals in selected estuaries: 1991-2004
England and Wales
	Estuary		EQS1	Average concentration2, 3														Maximum3														Minimum3
				1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003	2004	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003	2004	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003	2004
Arsenic		(µg/l)

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