Station FFFC1 - First Mallard, San Francisco Bay Reserve, CA
Owned and maintained by National Estuarine Research Reserve System
NERRS Water Quality Station
38.195 N 122.033 W (38°11'42" N 122°1'58" W)
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(24 hours for tsunami stations)
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These oceanographic data are displayed in rounded times. Click on the graph icon in the table below to see a time series plot of the last five days of that observation. | |
| Depth (DEPTH): | 4.6 ft |
 Ocean Temperature (OTMP): | 68.00 °F |
| Conductivity (COND): | 5.94 mS/cm |
| Salinity (SAL): | 3.20 psu |
| Oxygen Concentration (O2PCT): | 69.8% |
| Oxygen Concentration (O2PPM): | 6.20 ppm |
| Turbidity (TURB): | 46 FTU |
| pH (PH): | 7.30 |
| TIME (PDT) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mv |
|---|---|---|---|---|---|---|---|---|---|---|
| 2024-09-18 09:15 pm | 4.6 | 68.18 | 5.91 | 3.20 | 71.10 | 6.30 | - | 43 | 7.30 | - |
| 2024-09-18 09:00 pm | 4.9 | 68.18 | 5.89 | 3.20 | 72.40 | 6.50 | - | 44 | 7.40 | - |
| 2024-09-18 08:45 pm | 4.9 | 68.36 | 5.86 | 3.20 | 73.10 | 6.50 | - | 42 | 7.40 | - |
| 2024-09-18 08:30 pm | 5.2 | 68.36 | 5.85 | 3.20 | 73.50 | 6.50 | - | 42 | 7.40 | - |
| 2024-09-18 08:15 pm | 5.2 | 68.36 | 5.84 | 3.20 | 73.80 | 6.60 | - | 43 | 7.40 | - |
| 2024-09-18 08:00 pm | 5.6 | 68.36 | 5.82 | 3.20 | 73.90 | 6.60 | - | 41 | 7.40 | - |
| 2024-09-18 07:45 pm | 5.9 | 68.18 | 5.82 | 3.20 | 73.30 | 6.50 | - | 42 | 7.40 | - |
| 2024-09-18 07:30 pm | 5.9 | 68.00 | 5.81 | 3.20 | 73.20 | 6.50 | - | 40 | 7.40 | - |
| 2024-09-18 07:15 pm | 6.2 | 67.82 | 5.81 | 3.20 | 72.90 | 6.50 | - | 38 | 7.40 | - |
| 2024-09-18 07:00 pm | 6.6 | 67.82 | 5.80 | 3.20 | 72.10 | 6.50 | - | 39 | 7.40 | - |
| 2024-09-18 06:45 pm | 6.6 | 67.82 | 5.76 | 3.10 | 72.20 | 6.50 | - | 39 | 7.30 | - |
| 2024-09-18 06:30 pm | 6.9 | 68.00 | 5.72 | 3.10 | 73.90 | 6.60 | - | 43 | 7.40 | - |
| 2024-09-18 06:15 pm | 7.2 | 68.18 | 5.73 | 3.10 | 74.70 | 6.70 | - | 42 | 7.30 | - |
| 2024-09-18 06:00 pm | 7.5 | 68.36 | 5.49 | 3.00 | 76.20 | 6.80 | - | 36 | 7.40 | - |
| 2024-09-18 05:45 pm | 7.9 | 67.82 | 5.20 | 2.80 | 74.40 | 6.70 | - | 37 | 7.30 | - |
| 2024-09-18 05:30 pm | 7.9 | 67.46 | 5.15 | 2.80 | 72.50 | 6.50 | - | 38 | 7.30 | - |
| 2024-09-18 05:15 pm | 8.2 | 67.28 | 5.28 | 2.90 | 71.50 | 6.50 | - | 41 | 7.30 | - |
| 2024-09-18 05:00 pm | 8.2 | 67.10 | 5.24 | 2.80 | 71.50 | 6.50 | - | 42 | 7.30 | - |
| 2024-09-18 04:45 pm | 8.5 | 67.10 | 5.07 | 2.70 | 71.50 | 6.50 | - | 48 | 7.30 | - |
| 2024-09-18 04:30 pm | 8.5 | 67.28 | 4.43 | 2.40 | 73.90 | 6.70 | - | 53 | 7.30 | - |
| 2024-09-18 04:15 pm | 8.5 | 67.46 | 4.07 | 2.20 | 75.40 | 6.80 | - | 58 | 7.40 | - |
| 2024-09-18 04:00 pm | 8.5 | 67.46 | 3.94 | 2.10 | 75.80 | 6.90 | - | 55 | 7.40 | - |
| 2024-09-18 03:45 pm | 8.2 | 67.46 | 3.44 | 1.80 | 77.70 | 7.00 | - | 68 | 7.40 | - |
| 2024-09-18 03:30 pm | 8.2 | 67.28 | 3.70 | 2.00 | 76.30 | 6.90 | - | 68 | 7.40 | - |
| 2024-09-18 03:15 pm | 8.2 | 67.28 | 3.68 | 2.00 | 76.70 | 6.90 | - | 74 | 7.40 | - |
| 2024-09-18 03:00 pm | 8.2 | 67.28 | 4.23 | 2.30 | 74.60 | 6.80 | - | 75 | 7.30 | - |
| 2024-09-18 02:45 pm | 8.2 | 67.10 | 4.65 | 2.50 | 72.90 | 6.60 | - | 76 | 7.30 | - |
| 2024-09-18 02:30 pm | 7.9 | 66.92 | 4.94 | 2.70 | 72.30 | 6.60 | - | 80 | 7.30 | - |
| 2024-09-18 02:15 pm | 7.9 | 66.74 | 5.22 | 2.80 | 71.70 | 6.50 | - | 76 | 7.30 | - |
| 2024-09-18 02:00 pm | 7.5 | 66.74 | 5.47 | 3.00 | 71.40 | 6.50 | - | 72 | 7.30 | - |
| 2024-09-18 01:45 pm | 7.5 | 66.56 | 5.71 | 3.10 | 71.90 | 6.50 | - | 73 | 7.30 | - |
| 2024-09-18 01:30 pm | 7.2 | 66.56 | 5.81 | 3.20 | 71.90 | 6.50 | - | 68 | 7.30 | - |
| 2024-09-18 01:15 pm | 7.2 | 66.56 | 5.84 | 3.20 | 70.40 | 6.40 | - | 69 | 7.30 | - |
| 2024-09-18 01:00 pm | 6.9 | 66.38 | 5.88 | 3.20 | 69.40 | 6.30 | - | 64 | 7.30 | - |
| 2024-09-18 12:45 pm | 6.6 | 66.20 | 5.91 | 3.20 | 68.10 | 6.20 | - | 60 | 7.30 | - |
| 2024-09-18 12:30 pm | 6.2 | 66.20 | 5.86 | 3.20 | 69.90 | 6.40 | - | 46 | 7.40 | - |
| 2024-09-18 12:15 pm | 5.9 | 66.20 | 5.81 | 3.20 | 71.80 | 6.50 | - | 44 | 7.40 | - |
| 2024-09-18 12:00 pm | 5.6 | 66.20 | 5.74 | 3.10 | 73.30 | 6.70 | - | 57 | 7.40 | - |
| 2024-09-18 11:45 am | 5.2 | 65.84 | 5.75 | 3.10 | 72.40 | 6.60 | - | 56 | 7.40 | - |
| 2024-09-18 11:30 am | 4.6 | 65.66 | 5.80 | 3.20 | 71.10 | 6.50 | - | 57 | 7.40 | - |
| 2024-09-18 11:15 am | 4.3 | 65.48 | 5.86 | 3.20 | 70.00 | 6.40 | - | 58 | 7.40 | - |
| 2024-09-18 11:00 am | 3.9 | 65.66 | 5.89 | 3.20 | 70.10 | 6.40 | - | 57 | 7.40 | - |
| 2024-09-18 10:45 am | 3.6 | 65.48 | 6.01 | 3.30 | 68.00 | 6.20 | - | 47 | 7.30 | - |
| 2024-09-18 10:30 am | 3.6 | 64.76 | 6.27 | 3.40 | 62.40 | 5.80 | - | 49 | 7.30 | - |
| 2024-09-18 10:15 am | 3.6 | 64.76 | 6.26 | 3.40 | 63.40 | 5.90 | - | 58 | 7.30 | - |
| 2024-09-18 10:00 am | 3.6 | 64.76 | 6.24 | 3.40 | 63.90 | 5.90 | - | 54 | 7.30 | - |
| 2024-09-18 09:45 am | 3.9 | 64.58 | 6.22 | 3.40 | 63.60 | 5.90 | - | 54 | 7.30 | - |
| 2024-09-18 09:30 am | 3.9 | 64.58 | 6.19 | 3.40 | 63.80 | 5.90 | - | 54 | 7.30 | - |
| 2024-09-18 09:15 am | 3.9 | 64.58 | 6.15 | 3.40 | 64.30 | 6.00 | - | 57 | 7.30 | - |
| 2024-09-18 09:00 am | 4.3 | 64.58 | 6.11 | 3.30 | 65.10 | 6.00 | - | 56 | 7.30 | - |
| 2024-09-18 08:45 am | 4.6 | 64.58 | 6.08 | 3.30 | 66.00 | 6.10 | - | 54 | 7.30 | - |
| 2024-09-18 08:30 am | 4.6 | 64.58 | 6.03 | 3.30 | 66.50 | 6.20 | - | 52 | 7.30 | - |
| 2024-09-18 08:15 am | 4.9 | 64.76 | 6.00 | 3.30 | 67.30 | 6.20 | - | 52 | 7.30 | - |
| 2024-09-18 08:00 am | 4.9 | 64.76 | 5.98 | 3.30 | 67.90 | 6.30 | - | 48 | 7.40 | - |
| 2024-09-18 07:45 am | 5.2 | 64.94 | 5.96 | 3.30 | 68.60 | 6.30 | - | 47 | 7.40 | - |
| 2024-09-18 07:30 am | 5.6 | 64.94 | 5.94 | 3.20 | 68.90 | 6.40 | - | 44 | 7.40 | - |
| 2024-09-18 07:15 am | 5.6 | 65.12 | 5.92 | 3.20 | 69.60 | 6.40 | - | 42 | 7.40 | - |
| 2024-09-18 07:00 am | 5.9 | 65.12 | 5.89 | 3.20 | 69.90 | 6.40 | - | 39 | 7.40 | - |
| 2024-09-18 06:45 am | 6.2 | 65.30 | 5.88 | 3.20 | 70.20 | 6.50 | - | 38 | 7.40 | - |
| 2024-09-18 06:30 am | 6.2 | 65.30 | 5.88 | 3.20 | 70.30 | 6.50 | - | 36 | 7.40 | - |
| 2024-09-18 06:15 am | 6.6 | 65.30 | 5.84 | 3.20 | 70.60 | 6.50 | - | 36 | 7.40 | - |
| 2024-09-18 06:00 am | 6.6 | 65.48 | 5.82 | 3.20 | 70.60 | 6.50 | - | 35 | 7.40 | - |
| 2024-09-18 05:45 am | 6.9 | 65.48 | 5.83 | 3.20 | 70.70 | 6.50 | - | 34 | 7.40 | - |
| 2024-09-18 05:30 am | 7.2 | 65.66 | 5.69 | 3.10 | 71.20 | 6.50 | - | 34 | 7.40 | - |
| 2024-09-18 05:15 am | 7.5 | 66.02 | 5.61 | 3.10 | 72.20 | 6.60 | - | 38 | 7.40 | - |
| 2024-09-18 05:00 am | 7.9 | 66.20 | 5.39 | 2.90 | 72.90 | 6.70 | - | 37 | 7.30 | - |
| 2024-09-18 04:45 am | 8.2 | 66.38 | 4.93 | 2.70 | 73.70 | 6.70 | - | 36 | 7.40 | - |
| 2024-09-18 04:30 am | 8.2 | 66.38 | 5.19 | 2.80 | 72.90 | 6.60 | - | 39 | 7.30 | - |
| 2024-09-18 04:15 am | 8.5 | 66.56 | 4.84 | 2.60 | 73.50 | 6.70 | - | 40 | 7.30 | - |
| 2024-09-18 04:00 am | 8.5 | 66.74 | 4.42 | 2.40 | 74.40 | 6.80 | - | 43 | 7.40 | - |
| 2024-09-18 03:45 am | 8.5 | 66.74 | 4.18 | 2.20 | 75.30 | 6.90 | - | 53 | 7.40 | - |
| 2024-09-18 03:30 am | 8.5 | 66.74 | 3.88 | 2.10 | 76.30 | 7.00 | - | 54 | 7.40 | - |
| 2024-09-18 03:15 am | 8.5 | 66.74 | 3.32 | 1.80 | 77.90 | 7.10 | - | 56 | 7.40 | - |
| 2024-09-18 03:00 am | 8.5 | 66.74 | 3.31 | 1.70 | 77.80 | 7.10 | - | 62 | 7.40 | - |
| 2024-09-18 02:45 am | 8.5 | 66.92 | 3.66 | 1.90 | 76.60 | 7.00 | - | 65 | 7.40 | - |
| 2024-09-18 02:30 am | 8.5 | 66.92 | 3.91 | 2.10 | 76.00 | 6.90 | - | 68 | 7.40 | - |
| 2024-09-18 02:15 am | 8.2 | 66.92 | 4.12 | 2.20 | 75.80 | 6.90 | - | 74 | 7.40 | - |
| 2024-09-18 02:00 am | 8.2 | 66.92 | 4.37 | 2.30 | 75.80 | 6.90 | - | 66 | 7.40 | - |
| 2024-09-18 01:45 am | 8.2 | 66.92 | 4.77 | 2.60 | 75.60 | 6.90 | - | 57 | 7.40 | - |
| 2024-09-18 01:30 am | 7.9 | 66.74 | 5.13 | 2.80 | 75.60 | 6.90 | - | 61 | 7.40 | - |
| 2024-09-18 01:15 am | 7.9 | 66.74 | 5.38 | 2.90 | 75.60 | 6.90 | - | 58 | 7.40 | - |
| 2024-09-18 01:00 am | 7.5 | 66.56 | 5.74 | 3.10 | 75.60 | 6.90 | - | 59 | 7.40 | - |
| 2024-09-18 12:45 am | 7.5 | 66.38 | 5.88 | 3.20 | 73.00 | 6.60 | - | 57 | 7.40 | - |
| 2024-09-18 12:30 am | 7.2 | 66.38 | 5.92 | 3.20 | 72.50 | 6.60 | - | 51 | 7.40 | - |
| 2024-09-18 12:15 am | 6.9 | 66.38 | 5.95 | 3.30 | 71.80 | 6.50 | - | 49 | 7.40 | - |
| 2024-09-18 12:00 am | 6.6 | 66.20 | 5.95 | 3.30 | 71.90 | 6.50 | - | 41 | 7.40 | - |
| 2024-09-17 11:45 pm | 6.6 | 66.20 | 5.92 | 3.20 | 72.80 | 6.60 | - | 37 | 7.40 | - |
| 2024-09-17 11:30 pm | 6.2 | 66.38 | 5.87 | 3.20 | 74.30 | 6.70 | - | 40 | 7.40 | - |
| 2024-09-17 11:15 pm | 5.6 | 66.38 | 5.90 | 3.20 | 73.70 | 6.70 | - | 44 | 7.40 | - |
| 2024-09-17 11:00 pm | 5.2 | 66.56 | 5.92 | 3.20 | 73.40 | 6.70 | - | 42 | 7.40 | - |
| 2024-09-17 10:45 pm | 4.9 | 66.56 | 5.94 | 3.20 | 73.40 | 6.70 | - | 46 | 7.40 | - |
| 2024-09-17 10:30 pm | 4.6 | 66.38 | 5.94 | 3.20 | 73.50 | 6.70 | - | 49 | 7.40 | - |
| 2024-09-17 10:15 pm | 4.6 | 66.38 | 5.94 | 3.20 | 73.60 | 6.70 | - | 48 | 7.40 | - |
| 2024-09-17 10:00 pm | 4.3 | 67.10 | 6.06 | 3.30 | 72.10 | 6.50 | - | 47 | 7.40 | - |
Links which are specific to this station are listed below:
Real Time Data in tabular form for the last forty-five days.
Historical Data & Climatic Summaries for quality controlled data for prior months and years.
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