Data Series 282
U.S. GEOLOGICAL SURVEY
Data Series 282
Table 2. Statistical summary of calculated suspended-sediment concentration data and usable percentage of a complete year of valid data (96 data points per day x 365 days) collected using optical sensors, Suisun Bay, San Pablo Bay, and Central and South San Francisco Bays, California, water year 2005.
[All values are in milligrams per liter except percent valid data. Lower quartile is 25th percentile; upper quartile is 75th percentile]
Site | Depth | Mean | Median | Lower quartile |
Upper quartile |
Percent valid data |
---|---|---|---|---|---|---|
Mallard Island | Near-surface | 27 | 24 | 20 | 30 | 99 |
Near-bottom | 28 | 25 | 21 | 31 | 99 | |
Benicia Bridge | Near-Surface | 37 | 31 | 23 | 46 | 65 |
Near-bottom | 67 | 61 | 44 | 82 | 74 | |
Carquinez Bridge | Mid-depth | 42 | 30 | 19 | 52 | 87 |
Near-bottom | 66 | 50 | 31 | 84 | 73 | |
Mare Island Causeway | Mid-depth | 55 | 42 | 27 | 70 | 74 |
Near-bottom | 109 | 82 | 51 | 141 | 59 | |
Channel Marker 1 | Mid-depth | 38 | 27 | 17 | 47 | 45 |
Point San Pablo | Mid-depth | 32 | 25 | 17 | 40 | 62 |
Near-bottom | 37 | 28 | 20 | 44 | 86 | |
Alcatraz Island | Mid-depth | 18 | 15 | 12 | 21 | 71 |
San Mateo Bridge | Mid-depth | 47 | 43 | 35 | 57 | 37 |
Near-bottom | 45 | 38 | 28 | 53 | 16 | |
Dumbarton Bridge | Mid-depth | 48 | 43 | 23 | 62 | 45 |
Near-bottom | 43 | 32 | 24 | 51 | 30 | |
Channel Marker 17 | Mid-depth | 51 | 40 | 31 | 57 | 50 |
Near-bottom | 56 | 36 | 25 | 65 | 41 |