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Francis Scott Key Bridge Incident Updates
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Dundee Creek Water Sampling Results

Recreational Waters

September 20, 2023

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

73.00

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

NE 5

N

August 23, 2023

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

81.00

N/A

N/A

N/A

N/A

N/A

N/A

Incoming

NE 5

N

August 16, 2023

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

83.00

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

W 5-10

N

July 26, 2023

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

83.00

N/A

N/A

N/A

N/A

N/A

N/A

Incoming

N 6

Y

July 11, 2023

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

30

20

10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

18.17

88.00

N/A

N/A

N/A

N/A

N/A

N/A

Incoming

NW 5

N

June 7, 2023

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

1

1

1

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

73.00

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

E 7

Yes

May 24, 2023

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

72.00

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

N 3

No

May 11, 2023

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

1

1

10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

65.00

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

S 5-10

No

April 27, 2023

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

1

1

1

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

60.00

N/A

N/A

N/A

N/A

N/A

N/A

Incoming

W
5-10

Yes

August 25, 2022

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

81.90

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

NW 5-10

No

August 23, 2022

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

3.16

80.90

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

E 5-10

Yes

August 10, 2022

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

88.20

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

S 4

Yes

July 27, 2022

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

84.10

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

NE 5-10

Yes

July 13, 2022

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

82.90

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

NE 5-10

Yes

June 22, 2022

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

75.60

N/A

N/A

N/A

N/A

N/A

N/A

Incoming

W 5-10

No

June 6, 2022

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

77.30

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

NW 5-10

No

May 24, 2022

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

190

290

110

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

182.33

73.00

N/A

N/A

N/A

N/A

N/A

N/A

Incoming

NW 10-15

Yes

May 11, 2022

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

10

20

30

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

18.17

64.00

N/A

N/A

N/A

N/A

N/A

N/A

Incoming

SW 10-15

No

April 26, 2022

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

61.80

N/A

N/A

N/A

N/A

N/A

N/A

Incoming

SE 9

No

August 23, 2021

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

10

<10

10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

4.64

82.5

N/A

N/A

N/A

N/A

N/A

N/A

High

W 10

Yes

August 9, 2021

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

81.5

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

SE 5-10

No

July 26, 2021

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

80.8

N/A

N/A

N/A

N/A

N/A

N/A

High

NE 0-5

No

July 12, 2021

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

83.2

N/A

N/A

N/A

N/A

N/A

N/A

High

S 10

No

June 21, 2021

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

40

20

40

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

31.75

83.0

N/A

N/A

N/A

N/A

N/A

N/A

Low

SE 5-10

No

June 7, 2021

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

81.1

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

SE 5-10

No

May 24, 2021

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

180

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

5.65

73.8

N/A

N/A

N/A

N/A

N/A

N/A

Low

E 5-10

Yes

May 13, 2021

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

63.1

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

NW 1-5

No

September 9, 2020

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

79.20

N/A

N/A

N/A

N/A

N/A

N/A

Low

NE 1-5

Yes

August 17, 2020

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

78.30

N/A

N/A

N/A

N/A

N/A

N/A

High

SW 5-10

Yes

July 20, 2020

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

86.80

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

W 5-10

No

July 6, 2020

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

85.20

N/A

N/A

N/A

N/A

N/A

N/A

High

S 5-10

No

June 15, 2020

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

74.80

N/A

N/A

N/A

N/A

N/A

N/A

IncomingNE 5-10

No

June 1, 2020

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

73.20

N/A

N/A

N/A

N/A

N/A

N/A

LowW 5-10

No

May 13, 2020

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

55.4

N/A

N/A

N/A

N/A

N/A

N/A

IncomingSE 5-10

No

September 9, 2019

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

76.3

N/A

N/A

N/A

N/A

N/A

N/A

LowE 0-5

No

August 27, 2019

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

74.7

N/A

N/A

N/A

N/A

N/A

N/A

OutgoingE 5-10

No

August 12, 2019

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

81.6

N/A

N/A

N/A

N/A

N/A

N/A

OutgoingSE 5-10

No

July 29, 2019

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

84.6

N/A

N/A

N/A

N/A

N/A

N/A

LowSE 5-10

No

 July 15, 2019

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

83.2

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

E 0-5

No

 June 24, 2019

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

78.4

N/A

N/A

N/A

N/A

N/A

N/A

Incoming

SE 5-10

No

 June 6, 2019

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

72.6

N/A

N/A

N/A

N/A

N/A

N/A

Incoming

NE 0-5

Yes

 May 28, 2019

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

74.9

N/A

N/A

N/A

N/A

N/A

N/A

Incoming

S 5-10

Yes

May 6, 2019

Sampling ID Numbers

1

2

3

4

5

 

Results (Enterococci MPN)

N/A

N/A

N/A

N/A

N/A

 
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24/hr

Results

N/A

66.7

N/A

N/A

N/A

N/A

N/A

N/A

Outgoing

S 5-10

Yes

September 25, 2018

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

N/A

N/A

N/A

N/A

N/A

N/A

N/A

High

SE 5-10

Yes

September 12, 2018

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

71.5

0.326

3.96

8.05

0.16

45.1

40.7

High

NE 0-5

Yes

August 27, 2018

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

79.6

0.265

3.84

7.97

0.13

47.3

29.5

Outgoing

 SW 0-5

No

August 15, 2018

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

82.4

0.682

4.45

8.10

0.34

56.8

18.4

High

 W 5-10

Yes

July 16, 2018

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

82.6

2.64

4.68

8.01

1.36

59.4

39.3

High


5-10

Yes

June 26, 2018

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

77.5

0.94

5.00

8.37

0.47

60.2

46.5

Outgoing

SE 5-10

No

May 7, 2018

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

66.30

3.210

7.18

9.79

1.670

77.40

42.7

Incoming

NE 5-10

No

November 7, 2017

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

40

20

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

9.28

57.30

13.100

7.13

8.48

7.430

72.40

34.9

Low

N 5-10

No

October 25, 2017

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

40

20

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

9.28

65.70

13.760

6.23

8.73

7.890

69.90

29.0

Low

NW 5-10

No

October 10, 2017

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

20

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.71

74.70

11.210

5.26

8.56

6.350

64.20

19.0

Low

E 5-10

Yes

September 25, 2017

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

79.10

9.050

5.81

8.88

5.070

73.60

19.2

High

S 0-5

No

September 11, 2017

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

68.40

5.160

5.56

8.89

2.760

61.60

46.2

High

E 5-10

No

August 14, 2017

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

79.70

2.750

4.42

8.12

1.420

54.80

42.9

Low

E
0-5

No

August 1, 2017

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

79.40

3.200

4.67

8.44

1.670

57.80

22.5

Low

NE
0-5

No

July 17, 2017

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

85.50

3.710

4.43

8.19

1.960

58.30

27.5

Low

E
5-10

No

June 26, 2017

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

78.10

2.670

4.99

8.28

1.370

60.60

37.8

High

W
5-10

No

June 12, 2017

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

79.40

2.130

4.88

9.06

1.090

60.80

37.1

High

SW 5-10

No

May 31, 2017

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

69.00

2.010

5.50

8.59

1.030

63.80

42.4

High

S 5-10

Yes

May 18, 2017

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

71.4

2.43

6.01

9.40

1.24

68.4

34.0

Low

S 5-10

No

April 27, 2017

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

N/A

N/A

N/A

N/A

N/A

N/A

N/A

High

SE
5-10

Yes

October 26, 2016

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

55.60

15.600

7.90

8.93

8.970

79.00

N/A

Low

NE
5-10

No

September 19, 2016

Sampling ID Numbers

1

2

3

        

Results (Enterococci MPN)

<10

<10

<10

        
 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

77.50

13.020

6.40

7.71

7.490

82.00

N/A

High

NE
5-10

Yes

September 8, 2016

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

82.20

11.260

6.98

8.03

6.420

92.80

N/A

High

SE
10-15

No

August 9, 2016

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

82.70

8.990

6.90

7.54

5.030

91.00

N/A

Low

W
0-5

No

July 28, 2016

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

90.30

10.550

5.39

7.77

6.000

76.50

N/A

Low

SE
5-10

No

July 12, 2016

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

83.30

9.210

5.71

7.70

5.170

76.10

N/A

High

S
5-10

No

June 14, 2016

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

76.80

7.280

7.55

8.18

4.000

93.20

N/A

Low

N
0-5

No

June 1, 2016

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

81.50

4.170

5.93

7.66

2.210

75.30

N/A

Low

NE
0-5

No

May 17, 2016

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

60.50

3.200

9.02

9.02

1.660

91.20

N/A

Low

E
5-10

Yes

May 5, 2016

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

58.60

3.050

8.65

9.28

1.580

86.10

35.4

N/A

N/A

N/A

October 19, 2015

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

54.70

11.940

10.81

8.41

6.730

105.40

N/A

Low

SW
0-5

No

October 7, 2015

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

20

10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

5.85

61.20

8.160

11.42

8.61

4.490

119.20

N/A

High

NE
0-5

No

September 8, 2015

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

20

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.71

84.10

7.820

7.93

8.08

4.340

106.60

N/A

Low

SE 0-5

No

August 18, 2015

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

83.40

4.090

7.63

7.94

2.170

100.30

N/A

High

E 0-5

No

August 4, 2015

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

85.80

2.830

7.02

7.85

1.470

93.80

N/A

High

NE 
0-5

Yes

July 21, 2015

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

85.80

2.150

7.18

7.59

1.100

95.30

N/A

High

S 0-5

Yes

July 7, 2015

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

81.70

3.090

8.31

7.87

1.610

106.80

N/A

High

SW 5-10

Yes

June 16, 2015

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

84.00

5.280

6.05

7.52

2.800

80.00

N/A

High

W 10-15

Yes

May 19, 2015

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

220

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

6.04

76.20

3.070

6.84

7.61

1.600

81.90

N/A

High

NW 0-5

Yes

May 4, 2015

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

67.00

2.700

10.75

9.14

1.380

111.00

N/A

High

NW 0-5

No

October 27, 2014

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

57.20

10.870

9.05

N/A

6.100

86.70

N/A

Low

S 0-5

No

October 1, 2014

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

72.30

7.880

7.88

N/A

4.340

95.50

N/A

High

NE
0-5

0.25"

August 27, 2014

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

80.00

4.610

7.09

8.93

2.460

91.70

N/A

High

S
0-5

0.00"

August 20, 2014

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

79.20

4.230

5.85

10.80

2.250

73.50

N/A

Low

SE
0-5

0.00"

July 29, 2014

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

78.10

2.500

6.05

9.29

1.290

74.50

N/A

High

NW
0-5

0.00"

July 17, 2014

Sampling ID Numbers

1

2

3

 

 

 

    

 

Results (Enterococci MPN)

10

<10

<10

 

 

     

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

79.90

2.620

6.26

9.73

1.350

82.40

N/A

Low

NW 5-10

0.00"

June 30, 2014

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

82.10

1.940

5.97

8.80

0.990

77.40

N/A

High

SE 5-10

0.00"

June 3, 2014

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

74.50

0.958

7.80

9.28

0.470

92.20

N/A

High

SE 5-10

0.00"

May 5, 2014

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

60.80

1.194

9.84

8.84

0.590

100.30

N/A

Low

NW 10 -15

0.00"

November 25, 2013 - No water samples taken due to weather

November 12, 2013 - No water samples taken due to weather advisory

October 28, 2013

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

51.70

10.170

11.89

9.37

5.640

113.40

N/A

Low

NW
0-5

0.00"

October 15, 2013 - No water samples taken due to boating equipment malfunction

September 30, 2013

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

70.80

9.580

8.24

9.24

5.390

98.00

N/A

High

SE
0-5

0.00"

September 16, 2013

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

20

<10

10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

5.84

72.50

8.780

8.09

9.26

4.910

97.90

N/A

High

 NW
5-10

0.01"

September 3, 2013

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

10

10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

4.64

83.50

6.280

7.11

9.22

3.420

96.80

N/A

High

 NW
10-15

0.00"

August 19, 2013

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.15

75.40

3.100

6.90

9.43

1.610

86.00

N/A

High

 SW
0-5

0.00"

August 5, 2013

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

75.50

2.360

7.70

9.68

1.210

94.00

N/A

Low

 NW
5-10

0.00"

July 8, 2013

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

88.60

3.480

7.60

9.89

1.840

106.40

79.6

High

 SW
5-10

0.00"

June 24, 2013

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

2.65

82.60

3.480

7.18

9.50

1.820

94.20

93.2

High

 S
5-10

0.03"

June 10, 2013

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

10

10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

4.64

76.80

3.450

8.01

9.38

1.810

98.50

32.8

High

 SE
5-10

0.35"

May 28, 2013

Sampling ID Numbers

1

2

3

       

 

Results (Enterococci MPN)

<10

<10

<10

       

 

 

Other Parameters

Geo Mean

Temp
º F

SpC
mS/cm

DO
mg/L

pH

Salinity
PSS

DO
%

Turbidity
NTU

Tide

Wind

Rain 24 hr

Results

1.00

65.50

3.660

7.22

8.86

1.920

79.00

42.7

High

 S
5-10

0.25"

Explore Water Sampling

Contact Us

Environmental Health Services

Drumcastle Government Center
6401 York Road, Third Floor
Baltimore, Maryland 21212

Hours

Monday through Friday
8:30 a.m. to 4:30 p.m.