BY Paul A. Buchanan and David H. Schoellhamer
US GEOLOGICAL SURVEY
Open-File Report 99-189
Sacramento, California 1999
Table 1. Statistical summary of suspended-solids concentration data, Suisun Bay and Central and South San Francisco Bays, California, water year 1997
|
Site |
Depth |
Mean |
Median |
Lower quartile |
Upper quartile |
|
Mallard Island |
Near-surface Near-bottom |
48 54 |
40 44 |
28 28 |
60 69 |
|
Benicia Bridge |
Near-surface Near-bottom |
77 137 |
64 123 |
48 78 |
94 173 |
|
Point San Pablo |
Mid-depth Near-bottom |
112 144 |
77 105 |
49 72 |
132 170 |
|
Pier 24 |
Mid-depth Near-bottom |
28 47 |
27 36 |
19 24 |
34 55 |
|
Golden Gate Bridge |
Mid-depth |
17 |
16 |
13 |
21 |
|
Channel Marker 17 |
Mid-depth Near-bottom |
168 207 |
119 125 |
65 53 |
223 269 |
|
Dumbarton Bridge |
Mid-depth Near-bottom |
122 177 |
106 133 |
79 82 |
143 212 |
|
San Mateo Bridge |
Mid-depth Near-bottom |
58 59 |
45 47 |
26 31 |
75 71 |
[All measurements are in milligrams per liter. Lower quartile is 25th percentile; upper quartile is 75th percentile]