The Bathing Water Regulations 2013

Standards U.K.

1.  The appropriate agency must use the following standards for classification—

Standards for inland waters

1 Colony forming units per 100 millilitres (“cfu/100 ml”).
2 Based upon a 95-percentile evaluation-see paragraph 2.
3 Based upon a 90-percentile evaluation-see paragraph 2.
Parameter	“Excellent”	“Good”	“Sufficient”
Intestinal enterococci1	2002	4002	3303
Escherichia coli (1)	5002	1,0002	9003

Standards for coastal and transitional waters

1 Colony forming units per 100 millilitres (“cfu/100 ml”).
2 Based upon a 95-percentile evaluation-see paragraph 2.
3 Based upon a 90-percentile evaluation-see paragraph 2.
Parameter	“Excellent”	“Good”	“Sufficient”
Intestinal enterococci1	1002	2002	1853
Escherichia coli 1	2502	5002	5003