Directive 2006/7/EC of the European Parliament and of the Council of 15 February 2006 concerning the management of bathing water quality and repealing Directive 76/160/EEC

	A	B	C	D	E
^a Based upon a 95‐percentile evaluation. See Annex II.
^b Based upon a 90‐percentile evaluation. See Annex II.
	Parameter	Excellent quality	Good quality	Sufficient	Reference methods of analysis
1	Intestinal enterococci (cfu/100 ml)	200^a	400^a	330^b	ISO 7899-1 or ISO 7899-2
2	Escherichia coli (cfu/100 ml)	500^a	1 000^a	900^b	ISO 9308-3 or ISO 9308-1

Directive 2006/7/EC of the European Parliament and of the CouncilShow full title