Station RYEC1 - Second Mallard, San Francisco Bay Reserve, CA
Owned and maintained by National Estuarine Research Reserve System
NERRS Water Quality Station
38.184 N 122.014 W (38°11'3" N 122°0'49" 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): | 5.2 ft |
 Ocean Temperature (OTMP): | 52.88 °F |
| Conductivity (COND): | 11.50 mS/cm |
| Salinity (SAL): | 6.60 psu |
| Oxygen Concentration (O2PCT): | 69.2% |
| Oxygen Concentration (O2PPM): | 7.20 ppm |
| Turbidity (TURB): | 23 FTU |
| pH (PH): | 7.30 |
| TIME (PST) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mv |
|---|---|---|---|---|---|---|---|---|---|---|
| 2024-11-20 11:15 pm | 5.2 | 52.88 | 11.49 | 6.60 | 69.40 | 7.20 | - | 21 | 7.30 | - |
| 2024-11-20 11:00 pm | 5.2 | 53.06 | 11.48 | 6.60 | 69.80 | 7.30 | - | 21 | 7.30 | - |
| 2024-11-20 10:45 pm | 5.6 | 53.06 | 11.45 | 6.50 | 70.10 | 7.30 | - | 22 | 7.30 | - |
| 2024-11-20 10:30 pm | 5.6 | 53.24 | 11.41 | 6.50 | 70.80 | 7.40 | - | 21 | 7.30 | - |
| 2024-11-20 10:15 pm | 5.9 | 53.24 | 11.38 | 6.50 | 71.20 | 7.40 | - | 21 | 7.30 | - |
| 2024-11-20 10:00 pm | 5.9 | 53.24 | 11.35 | 6.50 | 71.50 | 7.40 | - | 21 | 7.30 | - |
| 2024-11-20 09:45 pm | 6.2 | 53.24 | 11.32 | 6.50 | 71.90 | 7.50 | - | 22 | 7.30 | - |
| 2024-11-20 09:30 pm | 6.2 | 53.42 | 11.29 | 6.50 | 72.30 | 7.50 | - | 23 | 7.30 | - |
| 2024-11-20 09:15 pm | 6.6 | 53.42 | 11.24 | 6.40 | 72.70 | 7.50 | - | 23 | 7.30 | - |
| 2024-11-20 09:00 pm | 6.9 | 53.42 | 11.21 | 6.40 | 73.20 | 7.60 | - | 24 | 7.30 | - |
| 2024-11-20 08:45 pm | 6.9 | 53.60 | 11.20 | 6.40 | 73.40 | 7.60 | - | 25 | 7.30 | - |
| 2024-11-20 08:30 pm | 7.2 | 53.60 | 11.19 | 6.40 | 73.80 | 7.60 | - | 26 | 7.30 | - |
| 2024-11-20 08:15 pm | 7.5 | 53.60 | 11.17 | 6.40 | 74.20 | 7.70 | - | 27 | 7.30 | - |
| 2024-11-20 08:00 pm | 7.5 | 53.78 | 11.14 | 6.40 | 74.50 | 7.70 | - | 29 | 7.30 | - |
| 2024-11-20 07:45 pm | 7.9 | 53.78 | 11.12 | 6.40 | 75.00 | 7.80 | - | 30 | 7.30 | - |
| 2024-11-20 07:30 pm | 8.2 | 53.96 | 11.22 | 6.40 | 75.40 | 7.80 | - | 33 | 7.30 | - |
| 2024-11-20 07:15 pm | 8.5 | 53.96 | 11.41 | 6.50 | 75.60 | 7.80 | - | 37 | 7.30 | - |
| 2024-11-20 07:00 pm | 8.9 | 54.14 | 11.65 | 6.70 | 75.60 | 7.80 | - | 43 | 7.30 | - |
| 2024-11-20 06:45 pm | 8.9 | 54.32 | 11.82 | 6.80 | 75.80 | 7.80 | - | 45 | 7.30 | - |
| 2024-11-20 06:30 pm | 9.2 | 54.32 | 12.08 | 6.90 | 75.70 | 7.70 | - | 40 | 7.30 | - |
| 2024-11-20 06:15 pm | 9.2 | 54.50 | 12.37 | 7.10 | 75.60 | 7.70 | - | 40 | 7.30 | - |
| 2024-11-20 06:00 pm | 9.5 | 54.50 | 12.48 | 7.20 | 75.20 | 7.70 | - | 29 | 7.30 | - |
| 2024-11-20 05:45 pm | 9.5 | 54.50 | 12.43 | 7.20 | 75.60 | 7.70 | - | 39 | 7.30 | - |
| 2024-11-20 05:30 pm | 9.5 | 54.50 | 12.40 | 7.10 | 75.70 | 7.70 | - | 44 | 7.30 | - |
| 2024-11-20 05:15 pm | 9.5 | 54.50 | 12.29 | 7.10 | 75.80 | 7.70 | - | 49 | 7.30 | - |
| 2024-11-20 05:00 pm | 9.5 | 54.32 | 12.10 | 7.00 | 75.90 | 7.80 | - | 54 | 7.30 | - |
| 2024-11-20 04:45 pm | 9.5 | 54.32 | 11.93 | 6.80 | 75.90 | 7.80 | - | 58 | 7.30 | - |
| 2024-11-20 04:30 pm | 9.2 | 54.32 | 11.86 | 6.80 | 75.90 | 7.80 | - | 59 | 7.30 | - |
| 2024-11-20 04:15 pm | 9.2 | 54.32 | 11.87 | 6.80 | 76.00 | 7.80 | - | 48 | 7.30 | - |
| 2024-11-20 04:00 pm | 9.2 | 54.32 | 11.92 | 6.80 | 75.80 | 7.80 | - | 50 | 7.30 | - |
| 2024-11-20 03:45 pm | 9.2 | 54.32 | 11.84 | 6.80 | 75.80 | 7.80 | - | 48 | 7.30 | - |
| 2024-11-20 03:30 pm | 8.9 | 54.14 | 11.60 | 6.60 | 76.00 | 7.80 | - | 48 | 7.30 | - |
| 2024-11-20 03:15 pm | 8.9 | 54.14 | 11.42 | 6.50 | 76.00 | 7.80 | - | 44 | 7.30 | - |
| 2024-11-20 03:00 pm | 8.5 | 53.96 | 11.27 | 6.40 | 75.90 | 7.80 | - | 46 | 7.30 | - |
| 2024-11-20 02:45 pm | 8.5 | 53.96 | 11.17 | 6.40 | 75.90 | 7.80 | - | 49 | 7.30 | - |
| 2024-11-20 02:30 pm | 8.5 | 53.96 | 11.05 | 6.30 | 75.60 | 7.80 | - | 42 | 7.30 | - |
| 2024-11-20 02:15 pm | 8.2 | 53.78 | 11.03 | 6.30 | 75.40 | 7.80 | - | 38 | 7.30 | - |
| 2024-11-20 02:00 pm | 7.9 | 53.78 | 11.00 | 6.30 | 74.90 | 7.80 | - | 29 | 7.30 | - |
| 2024-11-20 01:45 pm | 7.5 | 53.60 | 11.02 | 6.30 | 74.40 | 7.70 | - | 26 | 7.30 | - |
| 2024-11-20 01:30 pm | 7.5 | 53.60 | 11.04 | 6.30 | 74.30 | 7.70 | - | 25 | 7.30 | - |
| 2024-11-20 01:15 pm | 7.2 | 53.60 | 11.05 | 6.30 | 74.20 | 7.70 | - | 26 | 7.30 | - |
| 2024-11-20 01:00 pm | 7.2 | 53.60 | 10.97 | 6.30 | 75.00 | 7.80 | - | 22 | 7.30 | - |
| 2024-11-20 12:45 pm | 6.9 | 53.60 | 10.88 | 6.20 | 75.00 | 7.80 | - | 23 | 7.30 | - |
| 2024-11-20 12:30 pm | 6.9 | 53.60 | 10.83 | 6.20 | 74.80 | 7.80 | - | 24 | 7.30 | - |
| 2024-11-20 12:15 pm | 6.9 | 53.42 | 11.53 | 6.60 | 72.40 | 7.50 | - | 25 | 7.30 | - |
| 2024-11-20 12:00 pm | 6.6 | 53.42 | 11.74 | 6.70 | 70.80 | 7.30 | - | 24 | 7.30 | - |
| 2024-11-20 11:45 am | 6.6 | 53.42 | 11.74 | 6.70 | 70.20 | 7.30 | - | 25 | 7.30 | - |
| 2024-11-20 11:30 am | 6.6 | 53.42 | 11.72 | 6.70 | 71.00 | 7.40 | - | 22 | 7.30 | - |
| 2024-11-20 11:15 am | 6.6 | 53.42 | 11.69 | 6.70 | 71.50 | 7.40 | - | 23 | 7.30 | - |
| 2024-11-20 11:00 am | 6.9 | 53.42 | 11.69 | 6.70 | 71.50 | 7.40 | - | 25 | 7.30 | - |
| 2024-11-20 10:45 am | 6.9 | 53.42 | 11.65 | 6.70 | 71.70 | 7.40 | - | 26 | 7.30 | - |
| 2024-11-20 10:30 am | 6.9 | 53.42 | 11.70 | 6.70 | 71.60 | 7.40 | - | 26 | 7.30 | - |
| 2024-11-20 10:15 am | 7.2 | 53.42 | 11.66 | 6.70 | 71.60 | 7.40 | - | 26 | 7.30 | - |
| 2024-11-20 10:00 am | 7.2 | 53.42 | 11.61 | 6.70 | 72.00 | 7.50 | - | 28 | 7.30 | - |
| 2024-11-20 09:45 am | 7.5 | 53.60 | 11.51 | 6.60 | 72.10 | 7.50 | - | 26 | 7.30 | - |
| 2024-11-20 09:30 am | 7.5 | 53.60 | 11.56 | 6.60 | 72.20 | 7.50 | - | 28 | 7.30 | - |
| 2024-11-20 09:15 am | 7.9 | 53.60 | 11.52 | 6.60 | 72.50 | 7.50 | - | 28 | 7.30 | - |
| 2024-11-20 09:00 am | 7.9 | 53.60 | 11.53 | 6.60 | 72.40 | 7.50 | - | 25 | 7.30 | - |
| 2024-11-20 08:45 am | 8.2 | 53.60 | 11.35 | 6.50 | 73.30 | 7.60 | - | 26 | 7.30 | - |
| 2024-11-20 08:30 am | 8.2 | 53.96 | 11.04 | 6.30 | 75.00 | 7.80 | - | 25 | 7.30 | - |
| 2024-11-20 08:15 am | 8.2 | 53.96 | 10.96 | 6.20 | 75.10 | 7.80 | - | 30 | 7.30 | - |
| 2024-11-20 08:00 am | 8.2 | 53.96 | 10.92 | 6.20 | 76.10 | 7.90 | - | 22 | 7.30 | - |
| 2024-11-20 07:45 am | 8.2 | 53.96 | 10.89 | 6.20 | 76.00 | 7.90 | - | 24 | 7.30 | - |
| 2024-11-20 07:30 am | 8.2 | 53.96 | 10.86 | 6.20 | 76.30 | 7.90 | - | 29 | 7.30 | - |
| 2024-11-20 07:15 am | 8.2 | 53.96 | 10.82 | 6.20 | 76.40 | 7.90 | - | 30 | 7.30 | - |
| 2024-11-20 07:00 am | 8.2 | 53.78 | 10.74 | 6.10 | 76.60 | 7.90 | - | 30 | 7.30 | - |
| 2024-11-20 06:45 am | 8.2 | 53.78 | 10.68 | 6.10 | 76.70 | 7.90 | - | 29 | 7.30 | - |
| 2024-11-20 06:30 am | 8.2 | 53.78 | 10.61 | 6.00 | 76.90 | 8.00 | - | 31 | 7.30 | - |
| 2024-11-20 06:15 am | 7.9 | 53.78 | 10.54 | 6.00 | 77.00 | 8.00 | - | 30 | 7.30 | - |
| 2024-11-20 06:00 am | 7.9 | 53.78 | 10.50 | 6.00 | 76.90 | 8.00 | - | 33 | 7.30 | - |
| 2024-11-20 05:45 am | 7.9 | 53.78 | 10.54 | 6.00 | 76.60 | 7.90 | - | 30 | 7.30 | - |
| 2024-11-20 05:30 am | 7.9 | 53.78 | 10.66 | 6.10 | 76.40 | 7.90 | - | 34 | 7.30 | - |
| 2024-11-20 05:15 am | 7.5 | 53.78 | 10.84 | 6.20 | 75.90 | 7.90 | - | 33 | 7.30 | - |
| 2024-11-20 05:00 am | 7.5 | 53.78 | 11.18 | 6.40 | 75.00 | 7.80 | - | 33 | 7.30 | - |
| 2024-11-20 04:45 am | 7.5 | 53.78 | 11.33 | 6.50 | 74.30 | 7.70 | - | 38 | 7.30 | - |
| 2024-11-20 04:30 am | 7.2 | 53.60 | 11.56 | 6.60 | 73.40 | 7.60 | - | 45 | 7.30 | - |
| 2024-11-20 04:15 am | 7.2 | 53.60 | 11.77 | 6.70 | 72.20 | 7.50 | - | 53 | 7.30 | - |
| 2024-11-20 04:00 am | 6.9 | 53.60 | 11.76 | 6.70 | 71.80 | 7.40 | - | 52 | 7.30 | - |
| 2024-11-20 03:45 am | 6.6 | 53.60 | 11.81 | 6.80 | 71.80 | 7.40 | - | 46 | 7.30 | - |
| 2024-11-20 03:30 am | 6.6 | 53.60 | 11.94 | 6.90 | 71.80 | 7.40 | - | 41 | 7.30 | - |
| 2024-11-20 03:15 am | 6.2 | 53.42 | 12.07 | 6.90 | 71.80 | 7.40 | - | 39 | 7.30 | - |
| 2024-11-20 03:00 am | 5.9 | 53.42 | 12.13 | 7.00 | 71.70 | 7.40 | - | 36 | 7.40 | - |
| 2024-11-20 02:45 am | 5.6 | 53.42 | 12.13 | 7.00 | 71.70 | 7.40 | - | 34 | 7.40 | - |
| 2024-11-20 02:30 am | 5.2 | 53.42 | 12.07 | 6.90 | 71.70 | 7.40 | - | 31 | 7.40 | - |
| 2024-11-20 02:15 am | 4.6 | 53.24 | 11.95 | 6.90 | 71.80 | 7.50 | - | 33 | 7.40 | - |
| 2024-11-20 02:00 am | 4.3 | 53.06 | 11.86 | 6.80 | 72.40 | 7.50 | - | 27 | 7.40 | - |
| 2024-11-20 01:45 am | 3.9 | 52.88 | 11.71 | 6.70 | 76.10 | 7.90 | - | 27 | 7.40 | - |
| 2024-11-20 01:30 am | 3.6 | 52.52 | 11.59 | 6.60 | 79.10 | 8.30 | - | 28 | 7.40 | - |
| 2024-11-20 01:15 am | 3.6 | 52.52 | 11.58 | 6.60 | 77.80 | 8.20 | - | 26 | 7.40 | - |
| 2024-11-20 01:00 am | 3.3 | 52.34 | 11.63 | 6.70 | 70.90 | 7.40 | - | 25 | 7.30 | - |
| 2024-11-20 12:45 am | 3.3 | 51.62 | 11.63 | 6.70 | 67.90 | 7.20 | - | 24 | 7.30 | - |
| 2024-11-20 12:30 am | 3.3 | 51.62 | 11.64 | 6.70 | 68.10 | 7.20 | - | 22 | 7.30 | - |
| 2024-11-20 12:15 am | 3.3 | 51.80 | 11.66 | 6.70 | 68.50 | 7.20 | - | 24 | 7.30 | - |
| 2024-11-20 12:00 am | 3.6 | 51.98 | 11.68 | 6.70 | 68.60 | 7.20 | - | 26 | 7.30 | - |
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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