USGS: Science for a Changing World - USGS visual identifier and link to main USGS web site at http://www.usgs.gov/
 
Herbicide Data for Intensive-Fixed Sites, 1993, part 2
[UG/L - micrograms per liter, < - Actual value is known to be less than value shown, E - Estimated value, -- - No value.]
2,4-DB, 2,4,5-T, 2,4,5-TP (Silvex), Acifluorfen, Bentazon,
Bromacil, Bromoxynil, Chloramben, Clopyralid, Dacthal mono-acid,
Dicamba, Dinoseb, Fenuron, Fluometuron, MCPB, Neburon, Oryzalin, 
Picloram, Propham were analyzed for, but not detected.
USGS Identifier
Date
Time
Deethyl Atrazine, Water, Diss, Rec
(UG/L)
(04040)
Dichlorprop, Water Fltrd, GF 0.7U Rec
(UG/L)
(49302)
Dinoseb Water, Fltrd, GF 0.7U Rec
(UG/L)
(49301)
Diuron, Water, Fltrd, GF 0.7U Rec
(UG/L)
(49300)
EPTC Water Fltrd 0.7 U GF, Rec
(UG/L)
(92668)
Ethalfluralin Wat Flt 0.7 U GF, Rec
(UG/L)
(82663)
Linuron Water Fltrd 0.7 U GF, Rec
(UG/L)
(82666)
MCPA, Water, Fltrd, GF 0.7U Rec
(UG/L)
(38482)
Meto-
lachlor
Water
Dissolv
(UG/L)
(39415)
11261100
19930120
1310
<.010
--
--
--
.025
<.004
<.002
--
<.002
11261100
19930129
0945
<.010
--
--
--
.040
<.004
<.002
--
.031
11261100
19930204
1000
<.010
--
--
--
.040
<.004
<.002
--
.008
11261100
19930211
0945
<.010
--
--
--
.044
<.004
<.002
--
.028
11261100
19930226
0915
E.003
--
--
--
<.002
<.004
<.002
--
.005
11261100
19930305
1100
E.005
--
--
--
.034
<.004
<.002
--
<.002
11261100
19930312
1000
<.002
--
--
--
.027
<.008
.290
--
<.008
11261100
19930318
0945
<.002
<.03
<.04
.59
.020
<.004
<.002
<.05
<.002
11261100
19930326
1000
<.002
<.03
<.04
.16
.018
<.004
<.002
<.05
.015
11261100
19930401
0845
<.002
--
--
--
.120
<.004
<.002
--
.013
11261100
19930406
0945
<.002
<.03
<.04
.47
.037
<.004
<.002
<.05
.013
11261100
19930414
1015
<.002
<.03
<.04
<.02
.032
<.004
<.002
<.05
<.002
11261100
19930420
1000
<.004
<.03
<.04
.68
.021
<.019
<.057
<.05
.014
11261100
19930427
0915
<.002
<.03
<.04
1.20
.290
<.004
<.002
<.05
.006
11261100
19930504
1010
<.002
<.03
<.04
1.90
.230
<.004
<.002
<.05
.008
11261100
19930521
1030
<.002
<.03
<.04
.43
.081
<.004
<.002
<.05
.017
11261100
19930601
0945
<.002
<.03
<.04
<.02
.023
<.004
<.002
<.05
.013
11261100
19930614
0945
E.005
<.03
<.04
E.12
1.50
<.004
<.002
<.05
.009
11261100
19930629
0945
E.002
<.03
<.04
<.02
.140
<.004
<.002
<.05
.016
11261100
19930715
0940
<.002
<.03
<.04
<.02
2.20
<.004
<.002
<.05
.053
11261100
19930803
1020
<.002
<.03
<.04
<.02
.050
<.004
<.002
<.05
.020
11261100
19930825
1105
<.002
<.03
<.04
<.02
.016
<.004
<.002
<.05
.026
11261100
19930907
1045
<.002
<.03
<.04
<.02
.110
<.004
<.002
<.05
.012
11261100
19930929
0945
<.002
<.03
<.04
<.02
.038
<.004
<.002
<.05
.009
11261100
19931027
0850
<.002
<.03
<.04
.58
.016
<.004
<.002
<.05
.004
11261100
19931117
0810
<.002
.11
<.04
.36
.013
<.004
<.002
.12
<.002
11273500
19930122
1115
<.010
--
--
--
<.002
<.004
<.002
--
.006
11273500
19930126
1300
<.010
--
--
--
<.002
<.004
<.002
--
<.002
11273500
19930129
1100
<.010
--
--
--
<.002
<.004
<.002
--
<.002
11273500
19930201
1100
<.010
--
--
--
<.002
<.004
<.002
--
<.002
11273500
19930204
1015
<.010
--
--
--
<.002
<.004
<.002
--
<.002
11273500
19930208
1100
<.010
--
--
--
<.002
<.004
<.002
--
.018
11273500
19930208
1300
<.010
--
--
--
<.002
<.004
<.002
--
.021
11273500
19930208
1345
<.010
--
--
--
<.002
<.004
<.002
--
.018
11273500
19930209
1100
<.010
--
--
--
<.002
<.004
<.002
--
.026
11273500
19930211
1100
<.010
--
--
--
<.002
<.004
<.002
--
.051
11273500
19930216
1400
<.002
--
--
--
<.002
<.004
<.002
--
.003
11273500
19930223
1010
<.002
--
--
--
<.002
<.004
<.002
--
<.002
11273500
19930225
1200
<.002
--
--
--
<.002
<.004
<.002
--
.006
11273500
19930302
1130
<.002
--
--
--
<.002
<.004
<.002
--
.009
11273500
19930305
1200
<.002
--
--
--
<.002
<.004
<.002
--
<.002
11273500
19930309
1100
<.002
--
--
--
<.002
<.004
<.002
--
<.002
11273500
19930312
1115
<.002
--
--
--
<.003
<.008
<.012
--
<.008
11273500
19930315
1025
<.002
--
--
--
<.004
<.009
<.014
--
<.002
11273500
19930318
1100
<.002
<.03
<.04
.49
<.002
<.004
<.002
<.05
<.002
11273500
19930322
1040
<.002
<.03
<.04
.14
<.002
<.004
<.002
<.05
<.002
11273500
19930326
1145
<.002
<.03
<.04
<.02
<.002
<.004
<.002
<.05
.012
11273500
19930329
1245
<.002
<.03
<.04
<.02
<.002
<.004
<.002
<.05
.014
11273500
19930401
0945
<.002
--
--
--
<.002
<.004
<.002
--
<.002
11273500
19930406
1100
<.002
<.03
<.04
.21
<.002
<.004
<.002
<.05
<.002
11273500
19930414
1130
<.002
<.03
<.04
<.02
<.002
<.004
<.002
<.05
<.002
11273500
19930420
1130
<.002
<.03
<.04
<.02
<.002
<.004
<.002
<.05
<.002
11273500
19930427
1145
<.002
<.03
<.04
<.02
<.002
<.004
<.002
<.05
.003
11273500
19930504
1130
<.002
<.03
<.04
<.02
.002
<.004
<.002
<.05
.002
11273500
19930521
1215
<.002
<.03
<.04
<.02
.011
<.004
<.002
<.05
.033
11273500
19930601
1115
<.002
<.03
<.04
<.02
.037
<.004
<.002
<.05
<.002
11273500
19930614
1130
<.002
<.03
<.04
<.02
.028
<.004
<.002
<.05
.013
11273500
19930629
1130
<.002
<.03
<.04
<.02
.022
<.004
<.002
<.05
.002
11273500
19930715
1145
<.002
<.03
<.04
<.02
1.40
<.004
<.002
<.05
.019
11273500
19930803
1245
<.002
<.03
<.04
<.02
.007
<.004
<.002
<.05
.006
11273500
19930825
1515
<.002
<.03
<.04
--
.009
<.004
<.002
<.05
.005
11273500
19930907
1250
<.002
<.03
<.04
<.02
.009
<.004
<.002
<.05
.003
11273500
19930929
1110
<.002
<.03
<.04
<.02
.003
<.004
<.002
<.05
<.002
11273500
19931027
1105
<.002
<.03
<.04
<.02
<.002
<.004
<.002
<.05
<.002
11273500
19931117
1010
<.002
<.03
<.04
.63
<.002
<.004
<.002
<.05
<.002
11273500
19931227
1300
<.002
<.03
<.04
<.02
<.002
<.004
<.002
<.05
<.002
11274538
19930108
1330
<.002
--
--
--
<.002
<.004
<.002
--
.018
11274538
19930113
1030
<.002
--
--
--
<.002
<.004
<.002
--
.039
11274538
19930120
1040
<.010
--
--
--
<.002
<.004
<.002
--
.020
11274538
19930122
1010
<.010
--
--
--
<.002
<.004
<.002
--
.011
11274538
19930126
1045
<.010
--
--
--
<.002
<.004
<.002
--
.015
11274538
19930129
0950
<.010
--
--
--
<.002
<.004
<.002
--
.026
11274538
19930208
1000
<.002
--
--
--
.008
.015
<.002
--
.100
11274538
19930208
1200
<.002
--
--
--
.008
.019
<.002
--
.100
11274538
19930208
1445
<.002
--
--
--
.005
<.004
<.002
--
.058
11274538
19930208
1700
<.002
--
--
--
<.002
<.004
<.002
--
.024
11274538
19930208
1900
E.004
--
--
--
<.002
<.004
<.002
--
.010
11274538
19930209
1315
<.002
--
--
--
<.002
<.004
<.002
--
.002
11274538
19930216
1045
<.002
--
--
--
<.002
<.004
<.002
--
.003
11274538
19930218
1430
<.002
--
--
--
<.015
<.004
<.059
--
.022
11274538
19930218
1815
<.004
--
--
--
<.015
<.019
<.057
--
<.013
11274538
19930218
2315
<.002
--
--
--
<.002
<.004
<.002
--
.037
11274538
19930219
0430
<.002
--
--
--
<.002
<.004
<.002
--
.015
11274538
19930219
0630
<.002
--
--
--
<.017
<.022
<.065
--
.019
11274538
19930219
1100
<.002
--
--
--
<.024
<.031
<.094
--
.021
11274538
19930220
1200
<.002
--
--
--
<.002
<.004
<.002
--
.008
11274538
19930223
1210
<.002
--
--
--
<.002
<.004
<.002
--
.008
11274538
19930226
1130
E.005
--
--
--
.029
<.004
<.002
--
.006
11274538
19930302
1410
<.002
--
--
--
<.017
<.021
<.064
--
<.015
11274538
19930305
1040
<.002
--
--
--
<.002
<.004
<.002
--
.030
11274538
19930309
1200
<.002
--
--
--
<.002
<.004
<.002
--
<.002
11274538
19930312
1030
<.002
--
--
--
<.003
<.008
<.012
--
.069
11274538
19930315
1245
<.002
--
--
--
<.003
<.008
<.013
--
<.008
11274538
19930318
1045
<.002
<.03
<.04
.47
<.002
<.004
<.002
<.05
<.002
11274538
19930322
1220
<.002
<.03
<.04
<.02
<.002
<.004
<.002
<.05
.016
11274538
19930326
1345
<.002
<.03
<.04
<.02
<.002
<.004
<.002
<.05
.025
11274538
19930329
1545
<.002
<.03
<.04
.41
<.002
<.004
<.002
<.05
.013
11274538
19930401
0950
<.002
--
--
--
<.002
<.004
<.002
--
<.002
11274538
19930406
1400
<.002
<.03
<.04
.26
<.002
<.004
<.002
<.05
<.002
11274538
19930414
1100
<.002
<.03
<.04
.26
<.002
<.004
<.002
<.05
.010
11274538
19930420
1115
<.002
<.03
<.04
.15
<.002
<.004
<.002
<.05
.024
11274538
19930427
1130
<.002
<.03
<.04
.21
.007
.053
<.002
<.05
.091
11274538
19930504
1130
<.002
<.03
<.04
.51
.061
.045
<.002
<.05
1.60
11274538
19930521
1130
<.002
<.03
<.04
<.02
.053
<.004
<.002
<.05
.300
11274538
19930601
1110
<.002
<.03
<.04
<.02
.013
.018
<.002
<.05
.180
11274538
19930614
1220
E.003
<.03
<.04
<.02
.048
<.004
<.002
<.05
.100
11274538
19930629
1220
E.003
<.03
<.04
<.02
.033
.051
<.002
<.05
.520
11274538
19930715
1300
E.002
<.03
<.04
<.02
.012
.051
<.002
<.05
.640
11274538
19930803
1400
<.002
<.03
<.04
<.02
.055
.130
<.002
<.05
.360
11274538
19930825
1115
<.002
<.03
<.04
<.02
.015
.076
<.002
<.05
.068
11274538
19930907
1405
E.002
<.03
<.04
<.02
.028
<.004
<.002
<.05
.012
11274538
19930929
0900
<.002
.04
<.04
<.02
.008
<.004
<.002
<.05
.011
11274538
19931027
1330
<.002
<.03
<.04
<.02
.004
<.004
<.002
<.05
.012
11274538
19931117
1150
<.002
<.03
<.04
<.02
.007
<.004
<.002
<.05
.004
11303500
19930106
1330
E.002
--
--
--
.006
<.004
<.002
--
.003
11303500
19930113
1500
<.002
--
--
--
.012
<.004
<.002
--
.019
11303500
19930122
1300
<.010
--
--
--
.008
<.004
<.002
--
.016
11303500
19930129
1445
<.010
--
--
--
.021
<.004
<.002
--
.034
11303500
19930204
1315
<.010
--
--
--
.011
<.004
<.002
--
.008
11303500
19930211
1430
<.002
--
--
--
.008
<.004
<.002
--
.006
11303500
19930226
1630
<.002
--
--
--
.005
<.004
<.002
--
.013
11303500
19930305
1500
<.002
--
--
--
.008
<.004
<.002
--
<.002
11303500
19930312
1400
<.002
--
--
--
<.003
<.009
<.014
--
<.002
11303500
19930318
1345
<.002
<.03
<.04
.36
<.002
<.004
<.002
<.05
<.002
11303500
19930326
1530
--
<.03
<.04
.19
--
--
--
<.05
--
11303500
19930401
1445
<.002
--
--
--
.013
<.004
<.002
--
.012
11303500
19930406
1645
<.002
<.03
<.04
.05
<.002
<.004
<.002
<.05
<.002
11303500
19930414
1530
<.002
<.03
<.04
<.02
.003
<.004
<.002
<.05
<.002
11303500
19930420
1515
<.002
<.03
<.04
.10
.042
<.004
<.002
<.05
.010
11303500
19930427
1545
<.002
<.03
<.04
<.02
.100
<.004
<.002
<.05
.057
11303500
19930504
1545
<.002
<.03
<.04
<.02
.023
<.004
<.002
<.05
.018
11303500
19930521
1530
<.002
<.03
<.04
<.02
.081
<.004
<.002
<.05
.035
11303500
19930601
1430
<.002
<.03
<.04
<.02
.025
<.004
<.002
<.05
.042
11303500
19930614
1430
E.004
.04
<.04
--
.040
<.004
<.002
<.05
.058
11303500
19930629
1445
E.003
<.03
<.04
<.02
.120
.017
<.002
<.05
.170
11303500
19930715
1445
<.002
<.03
<.04
<.02
.100
<.004
<.002
<.05
.067
11303500
19930804
1015
<.002
<.03
<.04
<.02
.062
<.004
<.002
<.05
.084
11303500
19930825
1900
<.002
<.03
<.04
<.02
.046
<.004
<.002
<.05
.026
11303500
19930907
1600
<.002
<.03
<.04
<.02
.017
<.004
<.002
<.05
.059
11303500
19930929
1350
<.002
<.03
<.04
<.02
.007
<.004
<.002
<.05
.004
11303500
19931027
1525
<.002
<.03
<.04
.07
.012
<.004
<.002
<.05
<.002
11303500
19931117
1340
<.002
<.03
<.04
.18
.007
<.004
<.002
<.05
<.002
11303500
19931227
1515
<.002
<.03
<.04
.31
.003
<.004
<.002
<.05
<.002