Table 2.9 Ammonium (mg/l) data for the 1998-99 monitoring period at the Lower Cape Fear River 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 |
80 |
80 |
60 |
70 |
60 |
40 |
40 |
30 |
30 |
60 |
|
|
JUN |
80 |
220 |
100 |
100 |
63 |
90 |
30 |
40 |
60 |
|
JUL |
70 |
100 |
120 |
130 |
170 |
150 |
30 |
20 |
40 |
60 |
|
|
JUL |
60 |
90 |
100 |
120 |
124 |
80 |
80 |
60 |
40 |
|
AUG |
40 |
60 |
20 |
80 |
70 |
20 |
10 |
40 |
50 |
50 |
|
|
AUG |
100 |
170 |
90 |
140 |
95 |
150 |
60 |
40 |
5 |
|
SEP |
40 |
30 |
5 |
5 |
20 |
80 |
20 |
30 |
20 |
150 |
|
|
SEP |
5 |
5 |
270 |
310 |
14 |
5 |
20 |
5 |
5 |
|
OCT |
100 |
100 |
120 |
150 |
160 |
90 |
90 |
10 |
5 |
30 |
|
|
OCT |
90 |
80 |
180 |
170 |
109 |
80 |
80 |
70 |
110 |
|
NOV |
20 |
40 |
30 |
50 |
5 |
5 |
5 |
5 |
5 |
5 |
|
|
NOV |
70 |
150 |
360 |
250 |
121 |
120 |
90 |
30 |
40 |
|
DEC |
160 |
150 |
180 |
190 |
170 |
120 |
50 |
5 |
5 |
30 |
|
|
DEC |
60 |
160 |
20 |
150 |
87 |
130 |
100 |
20 |
20 |
|
JAN |
100 |
120 |
150 |
110 |
180 |
120 |
110 |
60 |
30 |
80 |
|
|
JAN |
90 |
130 |
110 |
140 |
121 |
120 |
70 |
30 |
50 |
|
FEB |
80 |
80 |
70 |
50 |
50 |
80 |
70 |
60 |
30 |
40 |
|
|
FEB |
110 |
190 |
120 |
120 |
90 |
60 |
60 |
20 |
50 |
|
MAR |
80 |
80 |
90 |
110 |
160 |
110 |
100 |
40 |
20 |
40 |
|
|
MAR |
40 |
50 |
30 |
70 |
56 |
60 |
100 |
30 |
60 |
|
APR |
160 |
120 |
100 |
100 |
130 |
100 |
70 |
70 |
50 |
20 |
|
|
APR |
120 |
200 |
90 |
100 |
83 |
30 |
70 |
80 |
30 |
|
MAY |
110 |
80 |
90 |
100 |
120 |
70 |
80 |
60 |
60 |
90 |
|
|
MAY |
100 |
110 |
470 |
130 |
52 |
90 |
50 |
50 |
80 |
|
mean |
87 |
87 |
86 |
95 |
108 |
82 |
56 |
36 |
29 |
55 |
|
|
mean |
77 |
130 |
162 |
150 |
85 |
85 |
68 |
40 |
46 |
|
std dev |
42 |
33 |
50 |
47 |
61 |
41 |
34 |
22 |
18 |
37 |
|
|
std dev |
31 |
62 |
131 |
64 |
32 |
40 |
24 |
21 |
29 |
|
max |
160 |
150 |
180 |
190 |
180 |
150 |
110 |
70 |
60 |
150 |
|
|
max |
120 |
220 |
470 |
310 |
124 |
150 |
100 |
80 |
110 |
|
min |
20 |
30 |
5 |
5 |
5 |
5 |
5 |
5 |
5 |
5 |
|
|
min |
5 |
5 |
20 |
70 |
14 |
5 |
20 |
5 |
5 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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 |
|
Mean |
|
JUN |
110 |
70 |
170 |
70 |
80 |
160 |
50 |
190 |
100 |
|
|
|
JUN |
40 |
20 |
10 |
10 |
40 |
20 |
90 |
|
73 |
|
JUL |
280 |
80 |
600 |
350 |
30 |
70 |
120 |
120 |
100 |
|
|
|
JUL |
50 |
70 |
90 |
200 |
50 |
20 |
540 |
|
126 |
|
AUG |
250 |
150 |
50 |
170 |
140 |
20 |
120 |
140 |
60 |
|
|
|
AUG |
140 |
110 |
110 |
190 |
70 |
110 |
110 |
|
92 |
|
SEP |
90 |
210 |
180 |
310 |
980 |
100 |
400 |
180 |
80 |
|
|
|
SEP |
50 |
80 |
60 |
190 |
170 |
40 |
90 |
|
121 |
|
OCT |
210 |
60 |
960 |
180 |
250 |
40 |
100 |
180 |
50 |
|
|
|
OCT |
70 |
100 |
100 |
180 |
50 |
120 |
150 |
|
132 |
|
NOV |
150 |
70 |
120 |
140 |
190 |
140 |
70 |
120 |
60 |
|
|
|
NOV |
60 |
40 |
70 |
80 |
30 |
5 |
10 |
|
79 |
|
DEC |
80 |
40 |
50 |
90 |
60 |
30 |
60 |
100 |
40 |
|
|
|
DEC |
40 |
90 |
50 |
50 |
40 |
20 |
90 |
|
78 |
|
JAN |
60 |
70 |
20 |
40 |
170 |
40 |
40 |
60 |
50 |
|
|
|
JAN |
140 |
60 |
40 |
30 |
50 |
50 |
60 |
|
83 |
|
FEB |
70 |
60 |
40 |
40 |
330 |
60 |
90 |
60 |
30 |
|
|
|
FEB |
140 |
60 |
70 |
70 |
60 |
100 |
80 |
|
80 |
|
MAR |
60 |
70 |
40 |
40 |
100 |
40 |
110 |
50 |
60 |
|
|
|
MAR |
100 |
50 |
70 |
50 |
50 |
70 |
50 |
|
67 |
|
APR |
100 |
110 |
100 |
90 |
160 |
70 |
110 |
390 |
130 |
|
|
|
APR |
190 |
160 |
170 |
110 |
80 |
200 |
90 |
|
114 |
|
MAY |
190 |
130 |
100 |
110 |
190 |
50 |
100 |
160 |
70 |
|
|
|
MAY |
100 |
50 |
80 |
130 |
80 |
70 |
60 |
|
105 |
|
mean |
138 |
93 |
203 |
136 |
223 |
68 |
114 |
146 |
69 |
|
|
|
mean |
93 |
74 |
77 |
108 |
64 |
69 |
118 |
|
96 |
|
std dev |
74 |
46 |
273 |
98 |
242 |
42 |
90 |
87 |
28 |
|
|
|
std dev |
47 |
36 |
38 |
66 |
35 |
54 |
131 |
|
95 |
|
max |
280 |
210 |
960 |
350 |
980 |
160 |
400 |
390 |
130 |
|
|
|
max |
190 |
160 |
170 |
200 |
170 |
200 |
540 |
|
980 |
|
min |
60 |
40 |
20 |
40 |
30 |
20 |
40 |
50 |
30 |
|
|
|
min |
40 |
20 |
10 |
10 |
30 |
5 |
10 |
|
5 |