Station RYEC1 - Second Mallard
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): | 6.9 ft |
 Ocean Temperature (OTMP): | 66.92 °F |
| Conductivity (COND): | 1.59 mS/cm |
| Salinity (SAL): | 0.80 psu |
| Oxygen Concentration (O2PCT): | 84.0% |
| Oxygen Concentration (O2PPM): | 7.70 ppm |
| Turbidity (TURB): | 58 FTU |
| pH (PH): | 7.80 |
| TIME (PDT) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mv |
|---|---|---|---|---|---|---|---|---|---|---|
| 2024-05-18 02:15 pm | 7.2 | 66.38 | 1.59 | 0.80 | 82.70 | 7.60 | - | 60 | 7.80 | - |
| 2024-05-18 02:00 pm | 7.5 | 66.02 | 1.57 | 0.80 | 82.10 | 7.60 | - | 55 | 7.80 | - |
| 2024-05-18 01:45 pm | 7.5 | 66.02 | 1.53 | 0.80 | 82.10 | 7.60 | - | 57 | 7.80 | - |
| 2024-05-18 01:30 pm | 7.9 | 66.02 | 1.33 | 0.70 | 83.60 | 7.70 | - | 51 | 7.80 | - |
| 2024-05-18 01:15 pm | 7.9 | 66.02 | 1.33 | 0.70 | 83.90 | 7.80 | - | 49 | 7.80 | - |
| 2024-05-18 01:00 pm | 7.9 | 66.02 | 1.32 | 0.70 | 84.50 | 7.80 | - | 50 | 7.80 | - |
| 2024-05-18 12:45 pm | 8.2 | 66.02 | 1.31 | 0.70 | 83.80 | 7.80 | - | 47 | 7.80 | - |
| 2024-05-18 12:30 pm | 8.2 | 66.20 | 1.31 | 0.70 | 81.80 | 7.60 | - | 45 | 7.80 | - |
| 2024-05-18 12:15 pm | 8.2 | 66.02 | 1.30 | 0.70 | 84.40 | 7.80 | - | 50 | 7.80 | - |
| 2024-05-18 12:00 pm | 8.2 | 66.02 | 1.31 | 0.70 | 85.30 | 7.90 | - | 51 | 7.80 | - |
| 2024-05-18 11:45 am | 8.2 | 66.02 | 1.32 | 0.70 | 85.10 | 7.90 | - | 51 | 7.80 | - |
| 2024-05-18 11:30 am | 8.2 | 66.02 | 1.32 | 0.70 | 85.20 | 7.90 | - | 53 | 7.80 | - |
| 2024-05-18 11:15 am | 8.2 | 65.84 | 1.33 | 0.70 | 84.70 | 7.90 | - | 53 | 7.80 | - |
| 2024-05-18 11:00 am | 7.9 | 65.84 | 1.34 | 0.70 | 84.40 | 7.80 | - | 53 | 7.80 | - |
| 2024-05-18 10:45 am | 7.9 | 65.84 | 1.36 | 0.70 | 83.90 | 7.80 | - | 52 | 7.80 | - |
| 2024-05-18 10:30 am | 7.5 | 65.84 | 1.46 | 0.70 | 83.40 | 7.70 | - | 52 | 7.80 | - |
| 2024-05-18 10:15 am | 7.5 | 65.84 | 1.58 | 0.80 | 82.60 | 7.70 | - | 56 | 7.80 | - |
| 2024-05-18 10:00 am | 7.2 | 65.66 | 1.62 | 0.80 | 82.60 | 7.70 | - | 55 | 7.90 | - |
| 2024-05-18 09:45 am | 7.2 | 65.48 | 1.63 | 0.80 | 82.20 | 7.70 | - | 56 | 7.90 | - |
| 2024-05-18 09:30 am | 6.9 | 65.48 | 1.63 | 0.80 | 82.10 | 7.60 | - | 60 | 7.90 | - |
| 2024-05-18 09:15 am | 6.6 | 65.30 | 1.63 | 0.80 | 82.00 | 7.70 | - | 59 | 7.90 | - |
| 2024-05-18 09:00 am | 6.6 | 65.30 | 1.64 | 0.80 | 82.00 | 7.70 | - | 55 | 7.90 | - |
| 2024-05-18 08:45 am | 6.2 | 65.30 | 1.66 | 0.80 | 81.90 | 7.60 | - | 61 | 7.90 | - |
| 2024-05-18 08:30 am | 5.9 | 65.30 | 1.68 | 0.90 | 81.80 | 7.60 | - | 56 | 7.90 | - |
| 2024-05-18 08:15 am | 5.9 | 65.12 | 1.69 | 0.90 | 82.10 | 7.70 | - | 57 | 7.90 | - |
| 2024-05-18 08:00 am | 5.6 | 65.12 | 1.70 | 0.90 | 81.20 | 7.60 | - | 59 | 7.90 | - |
| 2024-05-18 07:45 am | 5.6 | 65.30 | 1.71 | 0.90 | 81.30 | 7.60 | - | 59 | 7.90 | - |
| 2024-05-18 07:30 am | 5.6 | 65.48 | 1.72 | 0.90 | 79.00 | 7.40 | - | 55 | 7.80 | - |
| 2024-05-18 07:15 am | 5.2 | 65.84 | 1.73 | 0.90 | 74.70 | 6.90 | - | 51 | 7.80 | - |
| 2024-05-18 07:00 am | 5.2 | 66.02 | 1.73 | 0.90 | 75.20 | 7.00 | - | 52 | 7.80 | - |
| 2024-05-18 06:45 am | 5.2 | 66.02 | 1.72 | 0.90 | 76.00 | 7.00 | - | 59 | 7.80 | - |
| 2024-05-18 06:30 am | 5.2 | 66.02 | 1.71 | 0.90 | 76.80 | 7.10 | - | 54 | 7.80 | - |
| 2024-05-18 06:15 am | 5.6 | 66.20 | 1.70 | 0.90 | 77.00 | 7.10 | - | 58 | 7.80 | - |
| 2024-05-18 06:00 am | 5.6 | 66.20 | 1.69 | 0.90 | 77.60 | 7.20 | - | 53 | 7.80 | - |
| 2024-05-18 05:45 am | 5.6 | 66.38 | 1.67 | 0.90 | 78.00 | 7.20 | - | 55 | 7.80 | - |
| 2024-05-18 05:30 am | 5.9 | 66.38 | 1.66 | 0.80 | 78.60 | 7.20 | - | 51 | 7.80 | - |
| 2024-05-18 05:15 am | 5.9 | 66.38 | 1.64 | 0.80 | 79.60 | 7.30 | - | 54 | 7.80 | - |
| 2024-05-18 05:00 am | 5.9 | 66.56 | 1.62 | 0.80 | 80.10 | 7.40 | - | 52 | 7.80 | - |
| 2024-05-18 04:45 am | 6.2 | 66.56 | 1.61 | 0.80 | 80.50 | 7.40 | - | 54 | 7.80 | - |
| 2024-05-18 04:30 am | 6.2 | 66.56 | 1.59 | 0.80 | 81.10 | 7.50 | - | 52 | 7.80 | - |
| 2024-05-18 04:15 am | 6.6 | 66.74 | 1.58 | 0.80 | 81.70 | 7.50 | - | 53 | 7.80 | - |
| 2024-05-18 04:00 am | 6.6 | 66.74 | 1.56 | 0.80 | 82.20 | 7.60 | - | 54 | 7.80 | - |
| 2024-05-18 03:45 am | 6.9 | 66.92 | 1.54 | 0.80 | 83.00 | 7.60 | - | 53 | 7.80 | - |
| 2024-05-18 03:30 am | 6.9 | 66.92 | 1.50 | 0.80 | 83.70 | 7.70 | - | 54 | 7.80 | - |
| 2024-05-18 03:15 am | 7.2 | 66.92 | 1.47 | 0.70 | 84.30 | 7.70 | - | 53 | 7.80 | - |
| 2024-05-18 03:00 am | 7.5 | 66.92 | 1.43 | 0.70 | 84.80 | 7.80 | - | 52 | 7.80 | - |
| 2024-05-18 02:45 am | 7.9 | 66.92 | 1.36 | 0.70 | 85.70 | 7.90 | - | 53 | 7.80 | - |
| 2024-05-18 02:30 am | 8.2 | 66.74 | 1.24 | 0.60 | 86.60 | 8.00 | - | 51 | 7.80 | - |
| 2024-05-18 02:15 am | 8.2 | 66.38 | 1.16 | 0.60 | 87.00 | 8.00 | - | 50 | 7.80 | - |
| 2024-05-18 02:00 am | 8.5 | 66.20 | 1.13 | 0.60 | 87.40 | 8.10 | - | 48 | 7.80 | - |
| 2024-05-18 01:45 am | 8.5 | 66.20 | 1.09 | 0.50 | 87.70 | 8.10 | - | 50 | 7.80 | - |
| 2024-05-18 01:30 am | 8.9 | 66.20 | 1.07 | 0.50 | 88.30 | 8.20 | - | 50 | 7.80 | - |
| 2024-05-18 01:15 am | 8.9 | 66.20 | 1.08 | 0.50 | 88.00 | 8.10 | - | 49 | 7.80 | - |
| 2024-05-18 01:00 am | 8.9 | 66.38 | 1.07 | 0.50 | 88.00 | 8.10 | - | 45 | 7.80 | - |
| 2024-05-18 12:45 am | 8.9 | 66.38 | 1.07 | 0.50 | 89.00 | 8.20 | - | 47 | 7.80 | - |
| 2024-05-18 12:30 am | 8.9 | 66.38 | 1.07 | 0.50 | 88.80 | 8.20 | - | 48 | 7.80 | - |
| 2024-05-18 12:15 am | 8.9 | 66.38 | 1.07 | 0.50 | 89.10 | 8.20 | - | 50 | 7.80 | - |
| 2024-05-18 12:00 am | 8.9 | 66.38 | 1.07 | 0.50 | 88.90 | 8.20 | - | 52 | 7.80 | - |
| 2024-05-17 11:45 pm | 8.9 | 66.38 | 1.07 | 0.50 | 88.70 | 8.20 | - | 48 | 7.80 | - |
| 2024-05-17 11:30 pm | 8.9 | 66.56 | 1.08 | 0.50 | 88.60 | 8.20 | - | 53 | 7.80 | - |
| 2024-05-17 11:15 pm | 8.5 | 66.56 | 1.09 | 0.50 | 88.40 | 8.10 | - | 52 | 7.80 | - |
| 2024-05-17 11:00 pm | 8.5 | 67.10 | 1.19 | 0.60 | 88.40 | 8.10 | - | 57 | 7.80 | - |
| 2024-05-17 10:45 pm | 8.5 | 67.10 | 1.14 | 0.60 | 88.70 | 8.10 | - | 61 | 7.80 | - |
| 2024-05-17 10:30 pm | 8.5 | 67.64 | 1.26 | 0.60 | 88.10 | 8.00 | - | 67 | 7.80 | - |
| 2024-05-17 10:15 pm | 8.2 | 68.00 | 1.35 | 0.70 | 87.90 | 8.00 | - | 61 | 7.80 | - |
| 2024-05-17 10:00 pm | 8.2 | 68.00 | 1.40 | 0.70 | 87.10 | 7.90 | - | 58 | 7.80 | - |
| 2024-05-17 09:45 pm | 7.9 | 68.00 | 1.44 | 0.70 | 86.40 | 7.80 | - | 59 | 7.80 | - |
| 2024-05-17 09:30 pm | 7.9 | 68.18 | 1.47 | 0.70 | 86.40 | 7.80 | - | 66 | 7.80 | - |
| 2024-05-17 09:15 pm | 7.5 | 68.36 | 1.49 | 0.80 | 86.50 | 7.80 | - | 67 | 7.80 | - |
| 2024-05-17 09:00 pm | 7.2 | 68.36 | 1.52 | 0.80 | 86.10 | 7.80 | - | 64 | 7.80 | - |
| 2024-05-17 08:45 pm | 7.2 | 68.36 | 1.54 | 0.80 | 85.90 | 7.80 | - | 55 | 7.80 | - |
| 2024-05-17 08:30 pm | 6.6 | 68.54 | 1.63 | 0.80 | 85.70 | 7.70 | - | 56 | 7.80 | - |
| 2024-05-17 08:15 pm | 6.6 | 68.72 | 1.69 | 0.90 | 85.70 | 7.70 | - | 56 | 7.90 | - |
| 2024-05-17 08:00 pm | 6.2 | 68.72 | 1.71 | 0.90 | 85.90 | 7.70 | - | 56 | 7.90 | - |
| 2024-05-17 07:45 pm | 5.9 | 68.90 | 1.74 | 0.90 | 85.70 | 7.70 | - | 59 | 7.90 | - |
| 2024-05-17 07:30 pm | 5.9 | 69.08 | 1.76 | 0.90 | 85.30 | 7.60 | - | 59 | 7.90 | - |
| 2024-05-17 07:15 pm | 5.6 | 69.08 | 1.77 | 0.90 | 84.90 | 7.60 | - | 56 | 7.90 | - |
| 2024-05-17 07:00 pm | 5.2 | 69.26 | 1.78 | 0.90 | 84.60 | 7.60 | - | 57 | 7.80 | - |
| 2024-05-17 06:45 pm | 5.2 | 68.90 | 1.79 | 0.90 | 84.60 | 7.60 | - | 55 | 7.90 | - |
| 2024-05-17 06:30 pm | 4.9 | 69.26 | 1.79 | 0.90 | 83.90 | 7.50 | - | 56 | 7.80 | - |
| 2024-05-17 06:15 pm | 4.9 | 69.26 | 1.80 | 0.90 | 82.20 | 7.30 | - | 60 | 7.80 | - |
| 2024-05-17 06:00 pm | 4.6 | 68.90 | 1.83 | 0.90 | 72.40 | 6.50 | - | 59 | 7.70 | - |
| 2024-05-17 05:45 pm | 4.6 | 68.72 | 1.83 | 0.90 | 71.80 | 6.40 | - | 56 | 7.70 | - |
| 2024-05-17 05:30 pm | 4.6 | 68.72 | 1.82 | 0.90 | 72.10 | 6.50 | - | 62 | 7.70 | - |
| 2024-05-17 05:15 pm | 4.6 | 68.72 | 1.82 | 0.90 | 73.40 | 6.60 | - | 59 | 7.70 | - |
| 2024-05-17 05:00 pm | 4.6 | 68.54 | 1.81 | 0.90 | 73.60 | 6.60 | - | 58 | 7.70 | - |
| 2024-05-17 04:45 pm | 4.9 | 68.54 | 1.79 | 0.90 | 75.00 | 6.80 | - | 59 | 7.70 | - |
| 2024-05-17 04:30 pm | 4.9 | 68.36 | 1.77 | 0.90 | 75.70 | 6.80 | - | 60 | 7.70 | - |
| 2024-05-17 04:15 pm | 4.9 | 68.36 | 1.75 | 0.90 | 76.90 | 6.90 | - | 60 | 7.70 | - |
| 2024-05-17 04:00 pm | 5.2 | 68.00 | 1.74 | 0.90 | 77.80 | 7.00 | - | 58 | 7.70 | - |
| 2024-05-17 03:45 pm | 5.2 | 67.82 | 1.72 | 0.90 | 78.60 | 7.10 | - | 65 | 7.80 | - |
| 2024-05-17 03:30 pm | 5.2 | 67.64 | 1.71 | 0.90 | 78.90 | 7.20 | - | 60 | 7.80 | - |
| 2024-05-17 03:15 pm | 5.6 | 67.64 | 1.69 | 0.90 | 80.60 | 7.30 | - | 60 | 7.80 | - |
| 2024-05-17 03:00 pm | 5.6 | 67.64 | 1.69 | 0.90 | 81.30 | 7.40 | - | 54 | 7.80 | - |
| 2024-05-17 02:45 pm | 5.9 | 67.46 | 1.68 | 0.90 | 82.10 | 7.50 | - | 57 | 7.80 | - |
| 2024-05-17 02:30 pm | 5.9 | 67.46 | 1.67 | 0.90 | 83.10 | 7.60 | - | 59 | 7.80 | - |
| 2024-05-17 02:15 pm | 6.2 | 67.28 | 1.66 | 0.80 | 83.40 | 7.60 | - | 58 | 7.80 | - |
| 2024-05-17 02:00 pm | 6.2 | 67.28 | 1.64 | 0.80 | 83.70 | 7.60 | - | 57 | 7.80 | - |
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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