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Total concentrations of trace elements in CISNet water samples, 1999-2001.
NA = not available, ND = not detected, NS = not sampled.
Station Code Station Date Cruise Ag Cd Cr Cu Ni Pb Zn
ng/L ng/L ng/L ng/L ng/L ng/L ng/L
CAN Canvas Back Duck Club-Napa/Sonoma Marsh 7/20/1999 1999-07 0.02 0.16 7.86 13.43 8.55 0.57 23.35
DAVIS PT Davis Point-San Pablo Bay 7/19/1999 1999-07 0.08 0.1 9.38 11.74 4.91 0.72 23
DUTCH Dutchman Slough-Napa/Sonoma Marsh 7/20/1999 1999-07 0.44 0.16 13.55 15.45 10.18 1.29 25.96
HUDE Hudeman Slough-Napa/Sonoma Marsh 7/22/1999 1999-07 0.02 0.19 10.2 16.31 8.94 0.82 29.93
M14 Napa River-Upper 7/20/1999 1999-07 0.11 0.15 6.67 11.73 6.3 0.56 17.69
M19 Marker 19-San Pablo Bay 7/19/1999 1999-07 0.14 0.29 36.25 27.09 25.52 5.62 53.95
M9 Marker 9-San Pablo Bay 7/19/1999 1999-07 0.02 0.19 14.11 18.19 9.88 1.8 36.94
MIC Napa River-Lower 7/20/1999 1999-07 0.04 0.12 10.16 13.6 8.13 1.22 23.29
PABLO Sonoma Creek Mouth-San Pablo Bay 7/22/1999 1999-07 0.06 0.21 14.91 18.54 10.42 1.76 36.59
PET Petaluma River-Upper 7/19/1999 1999-07 0.02 0.24 22.92 22.47 17.62 2.54 39.44
RADAR Radar-San Pablo Bay 7/19/1999 1999-07 0.06 0.22 36.85 29.38 26.37 6.05 60.15
SOCR Sonoma Creek Slough-Napa/Sonoma Marsh 7/22/1999 1999-07 0.02 0.31 19.16 20.14 12.24 1.66 37.37
CAN Canvas Back Duck Club-Napa/Sonoma Marsh 8/12/1999 1999-08 0.23 0.15 8.69 14.21 9.58 0.99 25.75
DAVIS PT Davis Point-San Pablo Bay 8/10/1999 1999-08 ND 0.09 9.2 13.57 5.6 0.7 30.65
DUTCH Dutchman Slough-Napa/Sonoma Marsh 8/12/1999 1999-08 0.03 0.19 24.14 20.01 17.24 3.55 37.09
HUDE Hudeman Slough-Napa/Sonoma Marsh 8/12/1999 1999-08 0.03 0.2 29.86 18.96 13.9 1.83 35.85
M14 Napa River-Upper - 1999-08 NS NS NS NS NS NS NS
M19 Marker 19-San Pablo Bay 8/10/1999 1999-08 0.02 0.18 28.77 17.92 12.71 2.5 39.43
M9 Marker 9-San Pablo Bay 8/10/1999 1999-08 0.11 0.36 72.61 46 48.94 12.14 91.43
MIC Napa River-Lower 8/12/1999 1999-08 0.07 0.13 11.73 13.25 8.43 1.61 23.55
PABLO Sonoma Creek Mouth-San Pablo Bay 8/12/1999 1999-08 0.18 0.49 95.83 66.62 76.03 20.48 139.78
PET Petaluma River-Upper 8/10/1999 1999-08 0.02 0.24 37.96 25.54 20.58 3.92 55.07
RADAR Radar-San Pablo Bay 8/10/1999 1999-08 0.02 0.14 29.88 20.49 14.62 2.8 42.93
SOCR Sonoma Creek Slough-Napa/Sonoma Marsh 8/12/1999 1999-08 0.17 0.44 91.48 57.21 67.11 18.57 120.29
CAN Canvas Back Duck Club-Napa/Sonoma Marsh 9/16/1999 1999-09 ND 0.17 5.09 12.77 6.29 ND 25.18
DAVIS PT Davis Point-San Pablo Bay 9/15/1999 1999-09 ND 0.12 8.92 12.48 4.69 0.48 26.85
DUTCH Dutchman Slough-Napa/Sonoma Marsh 9/16/1999 1999-09 0.01 0.18 6.09 12.82 7.44 0.67 24.64
HUDE Hudeman Slough-Napa/Sonoma Marsh 9/16/1999 1999-09 0.03 0.37 15.85 18.43 11.72 1.39 34.43
M14 Napa River-Upper 9/16/1999 1999-09 0.01 0.12 7.33 11.19 6.52 0.64 22.74
M19 Marker 19-San Pablo Bay 9/15/1999 1999-09 0.02 0.25 35.12 25.32 17.95 3.68 48.8
M9 Marker 9-San Pablo Bay 9/15/1999 1999-09 ND 0.24 14.75 14.22 7.2 0.9 33.17
MIC Napa River-Lower 9/15/1999 1999-09 ND 0.13 5.92 11 3.98 0.38 23.19
PABLO Sonoma Creek Mouth-San Pablo Bay 9/16/1999 1999-09 0.06 0.38 30.19 27.34 26.2 5.4 58.81
PET Petaluma River-Upper 9/15/1999 1999-09 ND 0.32 20.91 20.87 13.17 2.06 39.66
RADAR Radar-San Pablo Bay 9/15/1999 1999-09 ND 0.21 25.48 22.12 15.35 2.86 44.72
SOCR Sonoma Creek Slough-Napa/Sonoma Marsh 9/16/1999 1999-09 0.01 0.44 33.59 23.8 20.63 3.77 50.29
CAN Canvas Back Duck Club-Napa/Sonoma Marsh 10/29/1999 1999-10 0.01 0.19 11.5 15 11.36 1.19 31.22
DAVIS PT Davis Point-San Pablo Bay 10/28/1999 1999-10 ND 0.17 8.12 14.07 3.75 0.38 28.94
DUTCH Dutchman Slough-Napa/Sonoma Marsh 10/29/1999 1999-10 0.02 0.16 12.27 15.2 9.29 1.09 30.47
HUDE Hudeman Slough-Napa/Sonoma Marsh 10/29/1999 1999-10 0.02 0.19 16.48 15.93 9.27 0.71 29.19
M14 Napa River-Upper 10/28/1999 1999-10 ND 0.19 8.87 12.2 6.69 0.72 25.09
M19 Marker 19-San Pablo Bay 10/27/1999 1999-10 ND 0.22 18.82 18.43 10.79 1.99 40.7
M9 Marker 9-San Pablo Bay 10/27/1999 1999-10 ND 0.31 19.89 18.2 8.83 1.99 40.29
MIC Napa River-Lower 10/28/1999 1999-10 ND 0.17 8.65 13.96 5.8 0.77 27.77
PABLO Sonoma Creek Mouth-San Pablo Bay 10/29/1999 1999-10 0.06 0.35 31.83 23.96 19.12 3.67 50.2
PET Petaluma River-Upper 10/27/1999 1999-10 0.07 0.37 49.22 31.99 32.21 7.93 70.56
RADAR Radar-San Pablo Bay 10/28/1999 1999-10 ND 0.15 16.42 17.81 9.82 1.66 38.35
SOCR Sonoma Creek Slough-Napa/Sonoma Marsh 10/29/1999 1999-10 0.04 0.31 42.2 28.93 25.06 5.82 59.19
CAN Canvas Back Duck Club-Napa/Sonoma Marsh 11/24/1999 1999-11 ND 0.13 17.95 13.59 9.63 1.02 28.8
DAVIS PT Davis Point-San Pablo Bay 11/23/1999 1999-11 ND 0.16 9.42 11.34 3.72 0.3 27.48
DUTCH Dutchman Slough-Napa/Sonoma Marsh 11/23/1999 1999-11 0.02 0.1 17.5 13.42 6.88 1.18 25.97
HUDE Hudeman Slough-Napa/Sonoma Marsh 11/24/1999 1999-11 ND 0.16 11.77 13.25 7.64 0.76 23.48
M14 Napa River-Upper 11/23/1999 1999-11 ND 0.16 18.43 15.21 11.53 1.98 29.51
M19 Marker 19-San Pablo Bay 11/22/1999 1999-11 ND 0.19 15.48 17.62 10.05 1.58 35.06
M9 Marker 9-San Pablo Bay 11/22/1999 1999-11 ND 0.18 13.24 14.77 6.09 1.03 32.34
MIC Napa River-Lower 11/23/1999 1999-11 ND 0.14 14.17 12.37 5.36 0.85 26.86
PABLO Sonoma Creek Mouth-San Pablo Bay 11/24/1999 1999-11 0.01 0.23 14.57 17.28 7.87 0.96 34.73
PET Petaluma River-Upper 11/22/1999 1999-11 0.21 0.55 119.54 76.47 96.46 25.18 178.47
RADAR Radar-San Pablo Bay 11/23/1999 1999-11 0.01 0.18 32.39 15.6 8.47 1.41 34.49
SOCR Sonoma Creek Slough-Napa/Sonoma Marsh 11/24/1999 1999-11 0.03 0.23 33.81 25.71 22.17 4.97 51.77
CAN Canvas Back Duck Club-Napa/Sonoma Marsh 12/22/1999 1999-12 0.02 0.11 12.34 10.27 8.38 0.83 25.78
DAVIS PT Davis Point-San Pablo Bay 12/20/1999 1999-12 0.01 0.11 19.28 15.19 8.31 1.51 34.5
DUTCH Dutchman Slough-Napa/Sonoma Marsh 12/22/1999 1999-12 0.02 0.12 23.16 15.93 14.03 3.21 36.8
HUDE Hudeman Slough-Napa/Sonoma Marsh 12/22/1999 1999-12 ND 0.12 13.98 11.31 8.25 0.89 23.54
M14 Napa River-Upper 12/21/1999 1999-12 ND 0.09 11.2 11.62 8.12 1.32 26.05
M19 Marker 19-San Pablo Bay 12/20/1999 1999-12 0.06 0.2 45.72 24.92 22.62 5.31 55.32
M9 Marker 9-San Pablo Bay 12/20/1999 1999-12 0.03 0.15 35.31 21.19 14.69 3.46 45.67
MIC Napa River-Lower 12/21/1999 1999-12 0.02 0.09 10.43 12.57 5.11 0.84 27.95
PABLO Sonoma Creek Mouth-San Pablo Bay 12/22/1999 1999-12 0.03 0.22 16.89 15.53 10.52 1.94 37.29
PET Petaluma River-Upper 12/20/1999 1999-12 0.04 0.24 42.25 25.76 22.77 5.13 54.91
RADAR Radar-San Pablo Bay 12/21/1999 1999-12 ND 0.16 13.62 13.5 5.22 0.84 31.95
SOCR Sonoma Creek Slough-Napa/Sonoma Marsh 12/22/1999 1999-12 0.08 0.3 53.52 32.97 35.97 9 76.39
CAN Canvas Back Duck Club-Napa/Sonoma Marsh 1/21/2000 2000-01 0.03 0.11 17.47 11.48 11.41 1.75 26.46
DAVIS PT Davis Point-San Pablo Bay 1/20/2000 2000-01 ND 0.14 12.99 12.94 5.93 0.93 31.57
DUTCH Dutchman Slough-Napa/Sonoma Marsh 1/21/2000 2000-01 0.06 0.18 36.89 21.58 19.64 4.78 44.65
HUDE Hudeman Slough-Napa/Sonoma Marsh 1/21/2000 2000-01 ND 0.11 14.37 13.74 8.78 0.91 22.16
M14 Napa River-Upper 1/20/2000 2000-01 0.02 0.1 15.99 11.21 8.45 1.3 26.56
M19 Marker 19-San Pablo Bay - 2000-01 NS NS NS NS NS NS NS
M9 Marker 9-San Pablo Bay - 2000-01 NS NS NS NS NS NS NS
MIC Napa River-Lower 1/20/2000 2000-01 ND 0.12 11.74 10.61 5.58 1.01 27.57
PABLO Sonoma Creek Mouth-San Pablo Bay 1/21/2000 2000-01 ND 0.24 16.2 19.84 11.26 1.62 37.27
PET Petaluma River-Upper - 2000-01 NS NS NS NS NS NS NS
RADAR Radar-San Pablo Bay - 2000-01 NS NS NS NS NS NS NS
SOCR Sonoma Creek Slough-Napa/Sonoma Marsh 1/21/2000 2000-01 0.02 0.16 30.45 22.55 18.24 3.15 42.01
CAN Canvas Back Duck Club-Napa/Sonoma Marsh 3/15/2000 2000-03 0.04 0.13 15.08 10.01 44.98 2.05 18.08
DAVIS PT Davis Point-San Pablo Bay 3/17/2000 2000-03 ND ND 6.04 7.4 6.94 1.25 10
DUTCH Dutchman Slough-Napa/Sonoma Marsh 3/17/2000 2000-03 0.04 ND 6.16 10.91 13.39 2.73 14.65
HUDE Hudeman Slough-Napa/Sonoma Marsh 3/15/2000 2000-03 0.04 0.72 23.66 17.47 154.32 4.67 64.17
M14 Napa River-Upper 3/17/2000 2000-03 0.02 ND 8.52 9.18 15.21 2.76 15.37
M19 Marker 19-San Pablo Bay 3/16/2000 2000-03 0.07 0.17 40.89 30 54.05 9.39 56.82
M9 Marker 9-San Pablo Bay 3/16/2000 2000-03 ND ND 7.1 8.03 5.81 1.1 9.47
MIC Napa River-Lower 3/17/2000 2000-03 ND ND 8.31 10.7 12.32 2.88 15.66
PABLO Sonoma Creek Mouth-San Pablo Bay 3/15/2000 2000-03 0.08 0.42 43.78 27.5 102.67 9.58 64.28
PET Petaluma River-Upper 3/16/2000 2000-03 0.02 0.23 21.91 16.64 52.06 5.02 30.55
RADAR Radar-San Pablo Bay 3/16/2000 2000-03 ND 0.07 13.6 11.02 10.95 2.21 16.66
SOCR Sonoma Creek Slough-Napa/Sonoma Marsh 3/15/2000 2000-03 ND 0.18 9.12 4.87 64.17 1.13 20.22
CAN Canvas Back Duck Club-Napa/Sonoma Marsh 4/21/2000 2000-04 0.12 0.1 24.69 16.92 22.31 4.44 29.18
DAVIS PT Davis Point-San Pablo Bay 4/19/2000 2000-04 0.07 0.05 13.12 9.08 6.47 1.19 15.38
DUTCH Dutchman Slough-Napa/Sonoma Marsh 4/21/2000 2000-04 0.1 0.08 17.6 12.78 12.8 2.28 21.39
HUDE Hudeman Slough-Napa/Sonoma Marsh 4/21/2000 2000-04 0.1 0.16 29.65 19.27 33.21 7.14 39.82
M14 Napa River-Upper 4/21/2000 2000-04 0.02 ND 19.79 14.27 15.12 3.25 21.89
M19 Marker 19-San Pablo Bay 4/18/2000 2000-04 0.07 0.17 41.6 27.48 35.24 7.23 48.79
M9 Marker 9-San Pablo Bay 4/18/2000 2000-04 0.04 0.2 40.24 33.75 28.18 9.64 64.5
MIC Napa River-Lower 4/21/2000 2000-04 0.03 0.05 15.97 12.2 10.25 2.23 18.6
PABLO Sonoma Creek Mouth-San Pablo Bay 4/21/2000 2000-04 0.04 0.22 38.16 24.84 28.64 7.37 50.36
PET Petaluma River-Upper 4/18/2000 2000-04 0.05 0.17 45.44 25.52 28.73 6.49 48.77
RADAR Radar-San Pablo Bay 4/19/2000 2000-04 0.06 0.1 15.1 11.86 7.79 1.41 22.07
SOCR Sonoma Creek Slough-Napa/Sonoma Marsh 4/21/2000 2000-04 0.12 0.26 61.49 40.59 63.51 16.2 82.74
CAN Canvas Back Duck Club-Napa/Sonoma Marsh 5/31/2000 2000-05 ND 0.07 15.13 8.27 11.12 1.47 15.36
DAVIS PT Davis Point-San Pablo Bay 5/30/2000 2000-05 ND 0.76 12 7.43 3.71 0.42 16.27
DUTCH Dutchman Slough-Napa/Sonoma Marsh 5/31/2000 2000-05 0.02 0.04 24.16 13.25 13.89 2.85 27.93
HUDE Hudeman Slough-Napa/Sonoma Marsh 6/1/2000 2000-05 0.06 0.15 21.07 15.03 18.8 4.65 22.91
M14 Napa River-Upper 5/31/2000 2000-05 0.03 0.09 16.51 8.8 9.89 1.93 17.16
M19 Marker 19-San Pablo Bay 5/30/2000 2000-05 0.05 1.66 28.75 16.8 14.76 3.47 34.36
M9 Marker 9-San Pablo Bay 5/30/2000 2000-05 ND 0.1 16.03 7.28 4.47 0.79 19.5
MIC Napa River-Lower 5/31/2000 2000-05 ND 0.08 10.22 7.64 5.61 0.67 15.25
PABLO Sonoma Creek Mouth-San Pablo Bay 6/1/2000 2000-05 0.23 0.35 86.56 50.06 67.76 19.42 99.99
PET Petaluma River-Upper 5/30/2000 2000-05 ND 0.15 17 10.98 10.78 1.41 23.64
RADAR Radar-San Pablo Bay 5/30/2000 2000-05 0.02 0.22 32.46 19.68 21.34 4.67 48.09
SOCR Sonoma Creek Slough-Napa/Sonoma Marsh 6/1/2000 2000-05 0.19 0.33 77.16 52.14 69.73 21.38 97.47
CAN Canvas Back Duck Club-Napa/Sonoma Marsh 6/28/2000 2000-06 0.02 0.23 11.62 14.33 10.48 0.99 17.3
DAVIS PT Davis Point-San Pablo Bay 6/28/2000 2000-06 ND 0.18 10.13 11.04 4.87 0.48 18.61
DUTCH Dutchman Slough-Napa/Sonoma Marsh 6/27/2000 2000-06 0.02 0.15 8.78 9.94 5.25 0.51 15.71
HUDE Hudeman Slough-Napa/Sonoma Marsh 6/28/2000 2000-06 ND 0.15 12.8 13.69 13.88 0.98 25.22
M14 Napa River-Upper 6/26/2000 2000-06 0.03 0.08 9.36 10.92 5.57 0.61 13.67
M19 Marker 19-San Pablo Bay 6/26/2000 2000-06 0.04 0.32 18.42 16.99 10.76 2.02 26.53
M9 Marker 9-San Pablo Bay 6/26/2000 2000-06 ND 0.19 14.82 9.71 3.66 0.38 18.33
MIC Napa River-Lower 6/27/2000 2000-06 ND 0.1 10.74 9.99 4.3 0.45 13.82
PABLO Sonoma Creek Mouth-San Pablo Bay 6/28/2000 2000-06 0.04 0.32 26.51 24.15 22.81 5.67 51.01
PET Petaluma River-Upper 6/26/2000 2000-06 0.02 0.27 16.05 16.39 10.62 1.04 23.48
RADAR Radar-San Pablo Bay 6/26/2000 2000-06 0.03 0.16 33.37 16.35 12.54 3.38 32.35
SOCR Sonoma Creek Slough-Napa/Sonoma Marsh 6/28/2000 2000-06 0.03 0.32 31.05 21.96 21.66 5 47.91
CAN Canvas Back Duck Club-Napa/Sonoma Marsh 7/19/2000 2000-07 ND 0.23 20.7 11.94 9.25 0.94 23.89
DAVIS PT Davis Point-San Pablo Bay 7/17/2000 2000-07 ND 0.18 12.3 11.02 7.07 1.29 24.22
DUTCH Dutchman Slough-Napa/Sonoma Marsh 7/17/2000 2000-07 ND 0.06 19.62 13.59 11.95 2.23 28.61
HUDE Hudeman Slough-Napa/Sonoma Marsh 7/19/2000 2000-07 ND 0.23 23.98 17.08 15.53 3.04 30.99
M14 Napa River-Upper 7/17/2000 2000-07 ND 0.08 13.55 12.12 8.98 1.38 24.66
M19 Marker 19-San Pablo Bay 7/18/2000 2000-07 0.2 0.65 155.61 91.94 121.18 38.18 229.1
M9 Marker 9-San Pablo Bay 7/18/2000 2000-07 0.03 0.32 49.85 32.43 36.46 8.09 72.28
MIC Napa River-Lower 7/17/2000 2000-07 ND 0.15 12 11.91 8.61 1.61 23.86
PABLO Sonoma Creek Mouth-San Pablo Bay 7/19/2000 2000-07 0.76 1.09 224.91 165.63 210.61 86.22 376.24
PET Petaluma River-Upper 7/18/2000 2000-07 0.07 0.39 74.93 37.6 44.57 12.2 83.49
RADAR Radar-San Pablo Bay 7/17/2000 2000-07 0.06 0.33 44.61 28.99 28.72 7.12 63.58
SOCR Sonoma Creek Slough-Napa/Sonoma Marsh 7/19/2000 2000-07 0.06 0.15 42.93 29.06 33.99 9.69 53.48
CAN Canvas Back Duck Club-Napa/Sonoma Marsh 8/23/2000 2000-08 ND 0.1 4.49 11.44 9.45 0.9 19.7
DAVIS PT Davis Point-San Pablo Bay 8/23/2000 2000-08 0.02 0.04 10.2 8.75 2.24 ND 14.41
DUTCH Dutchman Slough-Napa/Sonoma Marsh 8/22/2000 2000-08 0.02 0.07 8.64 10.51 5.5 0.29 16.07
HUDE Hudeman Slough-Napa/Sonoma Marsh 8/23/2000 2000-08 ND 0.2 17.64 16.48 13.39 1.87 25.24
M14 Napa River-Upper 8/22/2000 2000-08 0.03 0.1 5.6 11.2 5.21 0.22 18.67
M19 Marker 19-San Pablo Bay 8/21/2000 2000-08 0.05 0.26 28.62 18.79 13.17 2.88 32.66
M9 Marker 9-San Pablo Bay 8/21/2000 2000-08 0.02 0.12 25.15 14.11 9.46 2.04 27.45
MIC Napa River-Lower 8/22/2000 2000-08 0.02 0.16 8.14 9.98 3.36 0.36 17.06
PABLO Sonoma Creek Mouth-San Pablo Bay 8/23/2000 2000-08 ND 0.16 27.7 25.19 25.9