Table 2.4  pH data for the 1998-99 monitoring period at the Lower Cape Fear River Program stations.

DWQ#

72

73

75

86

87

88

89

90

91

93

 

DWQ#

59

74

61

92

 

71

85

70

84

month

NAV

HB

BRR

M61

M54

M42

M35

M23

M18

SPD

 

month

NC11

LVC

AC

DP

BBT

IC

NCF6

B210

NCF117

JUN

6.8

6.7

7.0

7.2

7.3

7.4

7.6

7.9

7.9

7.7

 

JUN

6.4

6.9

6.7

6.7

6.7

6.8

6.7

5.7

6.3

JUL

7.1

7.1

7.1

7.4

7.5

7.6

7.9

8.0

8.0

7.6

 

JUL

6.4

6.7

6.8

6.8

6.8

6.7

6.6

6.4

6.9

AUG

7.0

7.1

7.3

7.4

7.6

7.7

7.8

7.9

7.8

7.6

 

AUG

7.2

6.8

6.7

6.8

6.7

6.8

6.6

5.9

6.9

SEP

5.8

5.9

5.9

5.6

5.9

6.2

6.4

7.1

7.1

7.0

 

SEP

6.3

5.8

6.5

6.3

5.8

6.0

5.6

5.3

5.6

OCT

6.8

7.3

7.6

7.4

7.5

7.6

7.7

7.9

7.9

7.5

 

OCT

6.2

6.6

6.7

6.7

6.8

6.8

6.4

5.2

6.4

NOV

7.2

7.3

7.4

7.8

7.8

8.0

7.9

8.0

8.0

7.8

 

NOV

7.2

6.7

7.0

7.0

7.0

6.9

6.7

6.6

6.9

DEC

7.3

7.4

7.9

7.4

7.9

7.9

8.0

8.0

8.0

7.9

 

DEC

6.2

6.7

6.8

6.8

6.9

6.8

6.5

6.1

6.8

JAN

6.8

6.9

7.1

6.9

7.3

7.6

7.9

8.2

8.2

8.1

 

JAN

6.9

6.6

7.1

7.3

7.1

7.0

7.0

5.5

6.5

FEB

6.5

6.5

6.7

6.5

7.2

7.7

8.0

8.2

8.0

7.3

 

FEB

6.0

6.2

6.4

6.7

6.2

6.4

6.2

5.3

6.5

MAR

7.1

7.3

7.8

7.4

7.9

8.1

8.0

8.0

8.0

7.3

 

MAR

6.1

6.3

6.3

6.4

6.5

6.5

6.6

5.5

6.1

APR

7.8

8.0

7.6

7.5

7.7

7.9

8.0

8.1

8.0

6.9

 

APR

no data

no data

no data

no data

no data

no data

no data

5.9

6.1

MAY

6.3

6.2

6.5

6.9

7.0

7.6

7.6

7.7

7.4

5.7

 

MAY

5.6

5.5

6.4

6.3

6.1

6.3

5.9

no data

no data

median

6.9

7.1

7.2

7.4

7.5

7.7

7.9

8.0

8.0

7.6

 

median

6.3

6.6

6.7

6.7

6.7

6.8

6.6

5.7

6.5

max

7.8

8.0

7.9

7.8

7.9

8.1

8.0

8.2

8.2

8.1

 

max

7.2

6.9

7.1

7.3

7.1

7.0

7.0

6.6

6.9

min

5.8

5.9

5.9

5.6

5.9

6.2

6.4

7.1

7.1

5.7

 

min

5.6

5.5

6.3

6.3

5.8

6.0

5.6

5.2

5.6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DWQ#

69

79

78

94

77

80

81

83

82

 

 

DWQ#

65

64

63

62

66

67

68

 

All Stations

month

ANC

SAR

GS

NC403

PB

LRC

ROC

BC117

BCRR

 

 

month

6RC

LCO

GCO

SR

BRN

HAM

COL

 

Median

JUN

5.4

6.6

6.4

6.1

6.3

8.5

7.4

7.6

7.0

 

 

JUN

6.7

6.2

6.3

6.4

6.7

6.9

4.0

 

6.7

JUL

6.4

6.7

6.9

6.2

6.5

8.4

7.8

8.1

7.5

 

 

JUL

7.2

6.5

6.8

6.0

6.7

6.9

4.1

 

6.9

AUG

5.9

6.3

6.7

6.0

6.3

8.7

7.8

7.5

7.6

 

 

AUG

6.6

6.6

7.0

6.5

6.7

7.2

4.0

 

6.9

SEP

4.5

6.0

6.1

6.2

6.5

7.0

6.5

6.8

6.5

 

 

SEP

5.9

5.6

6.1

6.0

6.5

6.2

3.8

 

6.1

OCT

4.7

5.9

6.2

6.1

6.2

7.4

7.0

7.4

7.4

 

 

OCT

6.2

6.2

6.3

5.8

6.4

6.5

3.6

 

6.7

NOV

5.8

6.2

6.2

6.1

6.0

7.1

6.9

7.7

7.7

 

 

NOV

6.6

6.5

6.4

5.9

6.5

6.7

4.1

 

6.9

DEC

5.5

6.0

5.8

6.0

6.1

7.1

6.8

7.3

7.2

 

 

DEC

5.9

5.9

6.2

5.7

6.4

6.5

3.7

 

6.8

JAN

no data

no data

no data

no data

no data

7.2

7.0

6.5

6.2

 

 

JAN

6.5

5.8

6.0

6.0

6.1

5.8

3.9

 

6.9

FEB

5.1

5.7

5.9

5.9

6.1

6.3

5.8

6.5

6.5

 

 

FEB

5.9

5.3

5.7

5.6

6.1

6.1

3.7

 

6.2

MAR

4.7

5.5

5.8

5.8

6.0

6.4

6.4

6.5

6.6

 

 

MAR

5.4

5.4

5.7

5.5

6.0

5.9

3.6

 

6.4

APR

6.1

6.2

6.5

6.5

6.3

6.5

6.3

6.0

5.7

 

 

APR

6.5

6.2

6.3

6.0

6.6

6.6

3.6

 

6.5

MAY

5.3

5.7

5.9

5.8

6.1

6.5

6.4

6.5

6.5

 

 

MAY

5.8

5.6

5.9

5.8

6.1

6.1

3.4

 

6.1

median

5.4

6.0

6.2

6.1

6.2

7.1

6.9

7.1

6.8

 

 

median

6.4

6.1

6.3

6.0

6.5

6.5

3.8

 

6.6

max

6.4

6.7

6.9

6.5

6.5

8.7

7.8

8.1

7.7

 

 

max

7.2

6.6

7.0

6.5

6.7

7.2

4.1

 

8.7

min

4.5

5.5

5.8

5.8

6.0

6.3

5.8

6.0

5.7

 

 

min

5.4

5.3

5.7

5.5

6.0

5.8

3.4

 

3.4