Table 2.24 Zinc (mg/l) at the Lower
Cape Fear River Program stations for the 1999-2000 monitoring period.
The North Carolina state standard for Zinc in freshwater is 50 mg/l
and in tidal salt water it is 86 mg/l.
DWQ# |
72 |
73 |
86 |
87 |
88 |
89 |
90 |
91 |
||
month |
NAV |
HB |
M61 |
M54 |
M42 |
M35 |
M23 |
M18 |
||
JUN |
12 |
0 |
0 |
12 |
0 |
0 |
0 |
0 |
||
JUL |
0 |
11 |
0 |
10 |
0 |
0 |
0 |
0 |
||
AUG |
0 |
0 |
0 |
0 |
14 |
0 |
0 |
0 |
||
SEP |
11 |
0 |
21 |
17 |
0 |
12 |
0 |
13 |
||
OCT |
0 |
0 |
0 |
0 |
0 |
11 |
0 |
0 |
||
NOV |
0 |
0 |
11 |
11 |
14 |
0 |
0 |
0 |
||
DEC |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
||
JAN |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
||
FEB |
0 |
0 |
0 |
14 |
0 |
0 |
0 |
0 |
||
MAR |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
||
APR |
11 |
11 |
0 |
15 |
12 |
0 |
0 |
0 |
||
MAY |
15 |
15 |
0 |
0 |
0 |
0 |
0 |
0 |
||
mean |
4 |
3 |
3 |
7 |
3 |
2 |
0 |
1 |
||
std dev |
6 |
6 |
7 |
7 |
6 |
4 |
0 |
4 |
||
max |
15 |
15 |
21 |
17 |
14 |
12 |
0 |
13 |
||
min |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
||
DWQ# |
59 |
61 |
92 |
71 |
84 |
DWQ# |
79 |
80 |
83 |
|
month |
NC11 |
AC |
DP |
IC |
NCF117 |
month |
SAR |
LRC |
BC117 |
|
JUN |
0 |
21 |
0 |
11 |
0 |
JUN |
0 |
0 |
43 |
|
JUL |
15 |
12 |
0 |
0 |
0 |
JUL |
0 |
74 |
40 |
|
AUG |
0 |
0 |
0 |
0 |
0 |
AUG |
0 |
0 |
37 |
|
SEP |
27 |
18 |
16 |
0 |
0 |
SEP |
0 |
16 |
0 |
|
OCT |
10 |
0 |
0 |
0 |
0 |
OCT |
0 |
0 |
11 |
|
NOV |
0 |
0 |
0 |
0 |
0 |
NOV |
0 |
10 |
12 |
|
DEC |
0 |
0 |
0 |
0 |
0 |
DEC |
0 |
0 |
15 |
|
JAN |
0 |
0 |
0 |
0 |
0 |
JAN |
0 |
0 |
0 |
|
FEB |
0 |
0 |
16 |
0 |
0 |
FEB |
0 |
0 |
12 |
|
MAR |
0 |
0 |
0 |
0 |
28 |
MAR |
0 |
0 |
0 |
|
APR |
0 |
0 |
0 |
13 |
0 |
APR |
0 |
0 |
35 |
|
MAY |
30 |
12 |
0 |
0 |
0 |
MAY |
0 |
0 |
0 |
|
mean |
7 |
5 |
3 |
2 |
2 |
mean |
0 |
8 |
17 |
|
std dev |
11 |
8 |
6 |
5 |
8 |
std dev |
0 |
21 |
17 |
|
max |
30 |
21 |
16 |
13 |
28 |
max |
0 |
74 |
43 |
|
min |
0 |
0 |
0 |
0 |
0 |
min |
0 |
0 |
0 |