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Table 3 Water quality and exceedance of beach action values (BAVs) at beaches, 2015 and 2016

From: Monitoring urban beaches with qPCR vs. culture measures of fecal indicator bacteria: Implications for public notification

 

qPCR testing (enterococci)

Culture testing (E. coli)

2015

2016

2015

2016

Beach

N

Median (5th, 95th %)

% Excd.

N

Median (5th, 95th %)

% Excd.

N

Median (5th, 95th %)

% Excd.

N

Median (5th, 95th %)

% Excd.

1

54

144.3 (29.6, 2210.6)

9.3

70

116.9 (8.2, 1724.1)

10.0

54

172 (29, 1540)

38.9

52

138 (20, 1540)

34.6

2

   

67

39.8 (5.2, 225.0)

0

   

41

37 (8, 177)

2.4

3

   

70

43.9 (4.9, 1109.4)

5.7

   

44

35 (3, 318)

11.4

4

   

70

46.8 (4.4, 562.9)

1.4

   

43

45 (6, 303)

11.6

5

   

68

79.4 (5.1, 1087.6)

5.9

   

46

90 (6, 1311)

23.9

6

54

85.1 (19.5, 1201.0)

9.3

70

120.2 (10.4, 1399.7)

12.9

54

40 (5, 738)

16.7

49

139 (18, 848)

32.7

7

54

157.6 (21.8, 1006.8)

5.6

69

76.5 (11.9, 570.6)

1.4

54

79 (12, 398)

14.8

42

48 (14, 387)

9.5

8

54

162.3 (27.1, 1383.8)

9.3

70

94.6 (7.1, 918.4)

4.3

54

104 (8, 729)

22.2

50

91 (5, 1646)

26.0

9

54

239.9 (29.3, 1468.3)

9.3

70

77.9 (5.9, 739.6)

2.9

54

66 (8, 1304)

31.5

50

111 (1, 1939)

30.0

ALL

270

154.5 (26.6, 1424.6)

8.5

624

74.1 (7.0, 918.4)

5.0

270

88 (8, 1,21)

24.8

417

74 (7, 1137)

21.1

  1. ‘% Excd’ refers the percent exceedance of the respective beach action value