USGS: Science for a Changing World - USGS visual identifier and link to main USGS web site at http://www.usgs.gov/
 
Nutrient and Organic Carbon Data for Basic-Fixed Sites, 1993
[MG/L - milligrams per liter, E - Estimated value, < - Actual value is known to be less than value shown, -- - No value.]
USGS Identifier
Date
Time
Nitrogen,
Ammonia
Dissolved
(MG/L
as N)
(00608)
Nitrogen, Ammonia + Organic Dis.
(MG/L
as N
(00623)
Nitrogen, NO2+NO3 Dissolved
(MG/L
as N)
(00631)
Nitrogen, Nitrite Dissolved
(MG/L
as N)
(00613)
Phosphorus Dissolved
(MG/L
as P)
(00666)
Phosphorus Ortho, Dissolved
(MG/L
as P)
(00671)
Carbon, Organic Dissolved
(MG/L
as C)
(00681)
Carbon, Organic Particulate Total
(MG/L)
(00689)
11261100
19930120
1310
.040
.20
1.30
.020
.030
.030
10
--
11261100
19930129
0945
.120
.80
5.20
.070
.080
.080
28
2.0
11261100
19930204
1000
.110
.60
11.0
.060
.040
.040
11
.8
11261100
19930211
0945
.430
1.2
7.70
.170
.150
.130
120
2.5
11261100
19930226
0915
.110
1.1
8.70
.070
.100
.130
--
--
11261100
19930305
1100
.090
.70
9.30
.080
.060
.060
14
1.6
11261100
19930312
1000
.120
.80
8.40
.140
.080
.080
19
2.5
11261100
19930318
0945
--
--
--
--
--
--
20
1.8
11261100
19930326
1000
.100
.90
6.30
.100
.210
.210
82
1.3
11261100
19930401
0845
.080
1.0
5.10
.090
.120
.130
8.1
.8
11261100
19930406
0945
.080
.80
5.90
.080
.130
.120
7.8
1.5
11261100
19930414
1015
.090
1.2
7.10
.060
.130
.100
8.8
1.5
11261100
19930420
1000
.190
.90
2.80
.090
.130
.120
25
2.0
11261100
19930427
0915
.110
.80
7.00
.100
.150
.150
18
2.3
11261100
19930504
1010
.140
.80
5.60
.110
.160
.140
15
1.8
11261100
19930521
1030
.060
.90
4.60
.060
.150
.080
12
1.9
11261100
19930601
0945
.130
.50
1.00
.060
.140
.140
6.1
2.8
11261100
19930614
0945
.080
.50
8.50
.100
.100
.090
--
--
11261100
19930629
0945
.080
.80
8.80
.130
.110
.110
21
1.9
11261100
19930715
0940
.050
.60
6.60
.110
.120
.090
6.1
1.9
11261100
19930803
1020
.080
.70
5.40
.110
.190
.170
5.5
1.5
11261100
19930825
1105
.050
.50
4.00
.050
.140
.130
5.5
.8
11261100
19930907
1045
--
--
--
--
--
--
27
1.8
11261100
19930929
0945
.070
.30
.510
<.010
.120
.110
--
1.7
11261100
19931027
0850
.040
.50
1.90
.210
.100
.100
34
1.8
11261100
19931117
0810
.080
.50
1.80
.030
.090
.090
9.9
.8
11261100
19931228
1145
1.60
2.2
4.80
.030
.210
.210
25
1.8
11262900
19930121
0845
.270
1.0
.770
.040
.220
.200
--
--
11262900
19930226
0815
.480
1.2
1.10
.040
.210
.240
--
--
11262900
19930330
0845
.110
1.3
<.050
.090
.280
.270
11
2.2
11262900
19930429
0845
.090
1.2
.130
.020
.310
.290
14
1.6
11262900
19930526
0945
.100
.50
1.60
.080
.130
.130
6.7
2.7
11262900
19930622
1015
.030
.80
.200
.010
.210
.190
10
4.5
11262900
19930727
1015
.040
.40
<.050
<.010
.050
.030
6.2
1.3
11262900
19930826
1130
.180
.40
<.050
<.010
.050
.050
--
--
11262900
19930930
1515
.030
.30
.096
<.010
.050
.030
9.4
1.8
11262900
19931028
0945
.080
.80
.210
.010
.400
.390
52
.8
11262900
19931118
1020
.090
1.0
.140
.020
.230
.220
10
.8
11262900
19931228
0950
.090
.80
.310
.010
.130
.120
12
.6
11273500
19930122
1115
.540
1.2
1.00
.040
.270
.260
--
1.8
11273500
19930126
1300
.260
.80
1.10
.050
.120
.100
11
1.2
11273500
19930129
1100
.200
.50
1.20
.050
.080
.070
12
1.4
11273500
19930201
1100
.180
.40
1.30
.050
.060
.060
6.2
1.7
11273500
19930204
1015
<.010
.30
1.30
.060
.030
.010
11
1.2
11273500
19930208
1100
.250
.50
1.30
.080
.080
.090
9.7
1.4
11273500
19930208
1300
.240
.60
1.10
.070
.080
.080
--
--
11273500
19930208
1345
.260
.50
1.20
.080
.090
.090
--
--
11273500
19930209
1100
1.80
2.5
1.40
.090
.480
.460
--
--
11273500
19930211
1100
.410
1.3
.680
.060
.330
.300
15
2.3
11273500
19930216
1400
.130
.60
1.00
.050
.100
.100
5.6
1.9
11273500
19930223
1010
.210
.80
.960
.070
.160
.140
--
--
11273500
19930225
1200
.160
.60
1.10
.060
.160
.160
--
--
11273500
19930305
1200
.050
.30
1.10
.030
.070
.080
11
--
11273500
19930309
1100
.030
.20
1.00
.040
.050
.050
9.0
1.2
11273500
19930312
1115
.030
.30
.990
.020
.050
.050
5.3
1.7
11273500
19930315
1025
.030
<.20
1.10
.020
.050
.040
7.2
1.0
11273500
19930318
1100
--
--
--
--
--
--
4.6
1.2
11273500
19930322
1040
.050
<.20
.680
.010
.040
.040
5.0
1.5
11273500
19930326
1145
.060
<.20
.580
.020
.040
.040
17
1.2
11273500
19930329
1245
.120
.60
.730
.030
.080
.070
14
1.3
11273500
19930401
0945
.110
.50
.810
.040
.110
.070
17
1.5
11273500
19930406
1100
.050
.40
.740
.020
.050
.040
4.5
1.1
11273500
19930414
1130
--
--
--
--
--
--
19
1.3
11273500
19930420
1130
.030
.20
.250
<.010
.020
.010
31
1.4
11273500
19930427
1145
.020
.30
.300
<.010
.030
.030
--
1.0
11273500
19930504
1130
.010
<.20
.290
<.010
.030
.010
6.0
1.0
11273500
19930521
1215
.090
.50
.430
.010
.080
.040
8.7
.9
11273500
19930601
1115
.050
<.20
.540
.010
.050
.040
4.7
1.1
11273500
19930614
1130
.040
.30
.270
<.010
.040
.020
9.0
1.1
11273500
19930629
1130
.040
<.20
.400
.010
.030
.040
--
--
11273500
19930715
1145
.050
.20
.680
.010
.070
.050
10
.6
11273500
19930803
1245
.050
<.20
.290
<.010
.030
.030
2.5
1.2
11273500
19930825
1515
.010
<.20
.330
<.010
.030
.020
2.7
1.3
11273500
19930907
1250
.020
<.20
.240
<.010
.040
.020
4.2
.9
11273500
19930929
1110
.040
<.20
.670
<.010
.030
.020
7.2
.4
11273500
19931027
1105
.060
<.20
.810
.010
.030
.020
8.7
.2
11273500
19931117
1010
.060
<.20
1.20
.020
.020
.020
5.3
.3
11273500
19931227
1300
.090
<.20
.940
.010
<.010
.020
2.8
.3
11274538
19930108
1330
1.90
2.7
1.10
.050
.470
.400
--
--
11274538
19930113
1030
.140
.60
1.00
.040
.120
.100
15
>25
11274538
19930120
1040
1.40
--
5.00
.130
--
.220
14
--
11274538
19930122
1010
.030
.20
1.00
.010
.030
.030
12
3.0
11274538
19930126
1045
.020
.20
1.10
.020
.040
.020
9.6
.7
11274538
19930129
0950
<.010
.20
1.30
.020
.030
.030
7.0
.8
11274538
19930208
1000
.240
.70
1.80
.050
.190
.190
--
--
11274538
19930208
1200
.270
1.3
1.40
.060
.230
.190
--
--
11274538
19930208
1445
.180
.70
1.00
.040
.140
.140
--
--
11274538
19930208
1700
.110
.60
.800
.030
.120
.120
--
--
11274538
19930208
1900
.060
.30
.450
.020
.070
.090
--
--
11274538
19930209
1315
.040
.40
.430
.030
.060
.060
--
--
11274538
19930211
1200
.030
.30
.700
.010
.040
.030
6.3
1.1
11274538
19930216
1045
.020
<.20
.670
<.010
.020
.020
3.6
.7
11274538
19930218
1430
.020
<.20
.700
<.010
.060
.060
--
--
11274538
19930218
1815
.030
.40
.660
.010
.030
.020
--
--
11274538
19930218
2315
.110
.40
.800
.040
.050
.040
--
--
11274538
19930219
0430
.020
.40
.240
<.010
.050
.040
--
--
11274538
19930219
0630
.030
.50
.260
.010
.060
.050
--
--
11274538
19930219
1100
.030
.50
.290
.010
.050
.040
--
--
11274538
19930220
1200
.020
.30
.300
<.010
.050
.040
--
--
11274538
19930223
1210
.020
<.20
.730
.020
.030
.030
--
--
11274538
19930226
1130
.030
.30
.620
.020
.040
.050
--
--
11274538
19930305
1040
.010
<.20
.640
.010
<.010
.010
24
1.0
11274538
19930309
1200
.010
<.20
.340
.020
<.010
.020
8.6
.7
11274538
19930312
1030
.100
.30
1.10
.020
.020
.010
7.4
1.5
11274538
19930315
1245
.040
.30
.740
.020
.050
.040
15
1.1
11274538
19930318
1045
--
--
--
--
--
--
28
1.5
11274538
19930322
1220
.070
.40
1.40
.040
.090
.090
9.1
.9
11274538
19930326
1345
.210
.50
.570
.040
.100
.090
9.8
13
11274538
19930329
1545
.070
.40
.490
.020
.080
.070
14
1.2
11274538
19930401
0950
.020
<.20
.330
.020
.040
.020
14
.7
11274538
19930406
1400
.030
.30
.630
.020
.050
.040
5.3
.8
11274538
19930414
1100
--
--
--
--
--
--
5.5
.4
11274538
19930420
1115
.030
.30
.900
.020
.070
.050
13
1.7
11274538
19930427
1130
.400
.90
1.70
.060
.310
.320
5.9
1.6
11274538
19930504
1130
.040
.50
3.80
.040
.160
.150
5.1
1.7
11274538
19930521
1130
.020
.50
4.00
.020
.210
.160
40
2.3
11274538
19930601
1110
.090
.40
5.70
.060
.180
.150
3.4
1.2
11274538
19930614
1220
1.20
1.4
8.50
.070
.100
.110
3.1
1.0
11274538
19930629
1220
3.90
4.9
13.8
.060
.140
.130
--
--
11274538
19930715
1300
.040
.30
2.30
.020
.150
.120
16
2.6
11274538
19930803
1400
.110
.70
4.60
.070
.200
.170
4.1
4.4
11274538
19930825
1115
.020
.40
2.50
.020
.200
.180
5.0
3.4
11274538
19930907
1405
.020
.30
1.60
.010
.160
.140
11
2.0
11274538
19930929
0900
.030
.20
1.40
.010
.080
.070
21
1.8
11274538
19931027
1330
.110
.30
2.30
.020
.100
.090
35
1.1
11274538
19931117
1150
.050
.20
.870
.020
.060
.070
14
.6
11274538
19931229
1000
.430
.70
1.10
.020
.170
.170
6.2
1.0
11274554
19930120
1450
.090
.50
11.0
.020
.100
.100
--
--
11274554
19930226
1310
.410
1.7
2.10
.080
.380
.380
--
--
11274554
19930330
1200
.030
.50
18.0
<.010
.060
.070
4.9
.9
11274554
19930429
1255
.450
1.4
5.30
.110
.340
.340
9.0
2.6
11274554
19930526
1215
.320
1.6
5.90
.120
.180
.170
4.7
2.0
11274554
19930622
1315
.110
.80
4.10
.110
.320
.290
9.2
3.0
11274554
19930727
1150
.240
.70
3.10
.100
.210
.170
7.0
2.0
11274554
19930825
1235
.090
.60
3.70
.050
.220
.230
--
--
11274554
19930930
1215
.070
.50
1.50
.040
.180
.190
7.6
1.6
11274554
19931028
1200
.020
.30
2.60
.040
.170
.160
--
1.4
11274554
19931118
1300
.070
.30
12.0
.030
.150
.130
--
--
11274554
19931229
1130
.030
<.20
11.0
<.010
.040
<.010
2.4
.2
11274560
19930106
1030
25.0
30
1.90
.640
11.0
9.80
--
--
11274560
19930113
1230
14.0
20
2.00
.340
6.00
5.30
--
--
11274560
19930120
1110
13.0
17
2.70
.780
4.80
4.10
27
--
11274560
19930526
1400
.030
<.20
.230
<.010
<.010
.020
6.8
.8
11274560
19930622
1545
1.60
2.1
3.60
.290
.650
.620
4.6
--
11274560
19930727
1330
2.10
3.0
3.40
.240
.490
.440
13
1.0
11274560
19930826
1905
2.60
3.4
4.60
.330
.840
.860
--
--
11274560
19930930
1020
1.70
2.1
5.80
.410
1.10
1.10
22
1.0
11274560
19931028
1350
.990
1.3
3.70
.180
.450
.430
10
1.0
11274560
19931118
1450
3.60
4.3
13.0
.790
2.30
2.30
--
--
11274560
19931229
1205
7.40
8.0
8.80
.280
3.40
3.10
13
1.5
11274570
19930121
1115
.330
1.0
.980
.040
.250
.240
--
--
11274570
19930225
1300
.280
.90
2.30
.080
.200
.220
--
--
11274570
19930329
1545
.200
.90
1.60
.060
.210
.210
9.3
2.3
11274570
19930428
1430
.110
.40
1.30
.030
.130
.130
63
1.6
11274570
19930525
0930
.410
.80
2.70
.090
.260
.240
6.0
2.3
11274570
19930623
1000
.100
.40
2.40
.070
.120
.120
4.7
2.2
11274570
19930726
1030
.500
1.0
2.70
.110
.180
.150
5.8
2.3
11274570
19930824
1015
.090
.30
1.70
.030
.130
.130
4.9
2.1
11274570
19930928
1010
.520
.70
1.80
.080
.170
.170
4.8
1.0
11274570
19931026
1000
.330
.50
1.30
.060
.270
.270
--
--
11274570
19931116
0940
.330
.70
1.70
.070
.170
.180
6.8
.2
11274570
19931228
1410
.420
.80
2.20
.040
.180
.190
6.4
.7
11290000
19930121
1315
.310
.90
1.40
.040
.240
.230
--
--
11290000
19930225
1130
.080
.40
.970
.040
.080
.090
--
--
11290000
19930329
1330
.320
.80
.700
.030
.160
.160
48
1.0
11290000
19930428
1215
.020
.20
.190
<.010
.020
<.010
4.4
.8
11290000
19930525
1230
.060
.20
.920
.030
.150
.150
9.2
1.1
11290000
19930623
1215
.020
<.20
.250
<.010
.050
.050
2.9
.4
11290000
19930726
1315
.040
<.20
.410
.010
.050
.030
17
.3
11290000
19930824
1320
.030
<.20
.310
<.010
.060
.060
4.4
.3