Out of Season Bathing Water Data 2023

Individual sample results below 250 EC and 100 IE are typical of an Excellent classification. Results above these values and up to 500 EC and 200 IE are typical of a Good or Sufficient classification.

Ballycastle

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	10	10
28/02/2023	10	10
29/03/2023	10	10
17/04/2023	10	10
17/05/2023	38	17
18/10/2023	10	10
21/11/2023	20	10
04/12/2023	10	10

Ballygally

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	10	10
28/02/2023	13	10
29/03/2023	10	10
17/04/2023	10	82
17/05/2023	10	10
18/10/2023	23	10
21/11/2023	31	10
04/12/2023	10	10

Ballyholme

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	12	10
14/03/2023	120	90
15/05/2023	19	10
30/10/2023	20	260
07/11/2023	60	12
13/12/2023	720	900

Ballyhornan

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	19	14
28/02/2023	10	10
29/03/2023	57	16
17/04/2023	10	13
17/05/2023	10	10
24/10/2023	10	10
22/11/2023	100	10
05/12/2023	10	10

Ballywalter

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	11
14/03/2023	10	10
15/05/2023	10	10
30/10/2023	130	46
07/11/2023	10	10
13/12/2023	77	22

Brown's Bay

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	10	10
28/02/2023	10	10
29/03/2023	10	10
17/04/2023	10	10
17/05/2023	10	10
18/10/2023	10	10
21/11/2023	33	10
04/12/2023	10	10

Carnlough

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	10	10
28/02/2023	29	10
29/03/2023	10	10
17/04/2023	79	17
17/05/2023	10	10
18/10/2023	43	140
21/11/2023	10	10
04/12/2023	10	10

Castlerock

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	10
14/03/2023	120	54
15/05/2023	52	10
25/10/2023	39	14
06/11/2023	27	10
11/12/2023	510	210

Cloughey

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	10
14/03/2023	10	24
15/05/2023	10	10
30/10/2023	100	140
07/11/2023	10	10
13/12/2023	10	10

Cranfield (Cranfield Bay)

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	10	10
28/02/2023	10	10
29/03/2023	10	10
17/04/2023	10	10
17/05/2023	10	10
24/10/2023	22	12
22/11/2023	19	10
05/12/2023	23	12

Crawfordsburn

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	10
14/03/2023	110	49
15/05/2023	10	10
07/11/2023	36	10
13/12/2023	250	160

Groomsport

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	10
14/03/2023	115	46
15/05/2023	10	10
30/10/2023	370	150
07/11/2023	13	10
13/12/2023	130	110

Helen's Bay

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	10
14/03/2023	92	72
15/05/2023	10	10
30/10/2023	490	190
07/11/2023	160	17
13/12/2023	260	150

Kilclief

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	10	10
28/02/2023	10	10
29/03/2023	11	10
17/04/2023	10	10
17/05/2023	10	10
24/10/2023	10	10
22/11/2023	10	10
05/12/2023	10	10

Magilligan Benone

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	10
14/03/2023	70	18
15/05/2023	10	10
25/10/2023	10	10
06/11/2023	10	10
11/12/2023	49	27

Magilligan Downhill

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	10
14/03/2023	50	52
15/05/2023	10	10
25/10/2023	11	10
06/11/2023	22	10
11/12/2023	230	300

Millisle

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	10
14/03/2023	36	200
15/05/2023	10	10
30/10/2023	620	1200
07/11/2023	10	10
13/12/2023	900	500

Murlough (Co Down)

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	10	10
28/02/2023	10	10
29/03/2023	10	10
17/04/2023	16	10
17/05/2023	10	10
24/10/2023	11	10
22/11/2023	30	12
05/12/2023	120	17

Newcastle

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	10	10
28/02/2023	10	10
29/03/2023	51	18
17/04/2023	30	25
17/05/2023	22	10
24/10/2023	26	10
22/11/2023	25	10
05/12/2023	63	15

Portballintrae Salmon Rock

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	10
14/03/2023	25	10
15/05/2023	10	10
25/10/2023	10	10
06/11/2023	15	10
11/12/2023	16	16

Portrush Curran (East Strand)

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	10
14/03/2023	10	10
15/05/2023	10	10
25/10/2023	18	10
06/11/2023	20	11
11/12/2023	12	13

Portrush Mill (West Strand)

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	10
14/03/2023	10	10
15/05/2023	10	10
25/10/2023	10	10
06/11/2023	28	10
11/12/2023	90	60

Portrush Whiterocks

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	10
14/03/2023	10	10
15/05/2023	10	10
25/10/2023	10	10
06/11/2023	17	10
11/12/2023	14	10

Portstewart

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	16	10
14/03/2023	190	210
15/05/2023	27	10
25/10/2023	10	10
06/11/2023	80	10
11/12/2023	120	50

Tyrella

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	14	11
28/02/2023	10	10
29/03/2023	10	10
17/04/2023	10	10
17/05/2023	10	10
24/10/2023	19	12
22/11/2023	43	10
05/12/2023	10	10

Waterfoot

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	10	10
28/02/2023	10	10
29/03/2023	10	10
17/04/2023	80	90
17/05/2023	10	10
18/10/2023	18	12
21/11/2023	80	37
04/12/2023	10	14

Brompton (Candidate)

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	10
14/03/2023	30	68
15/05/2023	10	10
30/10/2023	10000	1400
07/11/2023	43	13
13/12/2023	2500	700

Cushendall (Candidate)

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	10	10
28/02/2023	21	10
29/03/2023	22	10
17/04/2023	65	24
17/05/2023	10	10
18/10/2023	40	18
21/11/2023	10	10
04/12/2023	11	30

Donaghadee (Candidate)

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	10	10
14/03/2023	30	15
15/05/2023	10	10
07/11/2023	10	10
13/12/2023	140	41

Drain's Bay (Candidate)

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	10	10
28/02/2023	10	10
29/03/2023	10	10
17/04/2023	80	10
17/05/2023	10	10
18/10/2023	36	33
21/11/2023	18	10
04/12/2023	10	10

Portmuck (Candidate)

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	10	10
28/02/2023	10	10
29/03/2023	10	10
17/04/2023	10	10
17/05/2023	10	10
18/10/2023	13	10
21/11/2023	16	10
04/12/2023	10	10

Warrenpoint (Candidate)

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
30/01/2023	22	19
28/02/2023	10	10
29/03/2023	270	220
17/04/2023	30	12
17/05/2023	10	10
24/10/2023	370	150
22/11/2023	42	13
05/12/2023	11	10

Rea's Wood* (Candidate)

Date	Escherichia Coli (cfu/100ml)	Intestinal Enterococci (cfu/100ml)
15/02/2023	20	20
28/02/2023	50	10
14/03/2023	2000	1900
18/10/2023	12	10
25/10/2023	110	18
06/11/2023	1300	600
11/12/2023	1010	440

*Inland Bathing Waters - Individual sample results below 500 EC and 200 IE are typical of an Excellent classification. Results above these values and up to 1000 EC and 400 IE are typical of a Good or Sufficient classification.