Station ELQC1 - South Marsh, Elkhorn Slough Reserve, CA
Owned and maintained by National Estuarine Research Reserve System
NERRS Water Quality Station
36.818 N 121.739 W (36°49'5" N 121°44'22" W)
Large icon indicates selected station.
Stations with recent data
Stations with no data in last 8 hours
(24 hours for tsunami stations)
Stations with recent data Stations with no data in last 8 hours(24 hours for tsunami stations)
|
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): | 3.9 ft |
 Ocean Temperature (OTMP): | 54.50 °F |
| Conductivity (COND): | 42.63 mS/cm |
| Salinity (SAL): | 27.40 psu |
| Oxygen Saturation (O2PCT): | 99.7% |
| Oxygen Concentration (O2PPM): | 9.00 ppm |
| Turbidity (TURB): | 5 FTU |
| pH (PH): | 8.00 |
| TIME (PST) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mV |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-01-08 12:00 am | 3.6 | 54.32 | 42.42 | 27.20 | 99.80 | 9.00 | - | 6 | 8.00 | - |
| 2026-01-07 11:45 pm | 3.3 | 54.32 | 42.43 | 27.20 | 99.70 | 9.00 | - | 5 | 8.00 | - |
| 2026-01-07 11:30 pm | 3.3 | 54.32 | 42.35 | 27.20 | 99.90 | 9.00 | - | 6 | 8.00 | - |
| 2026-01-07 11:15 pm | 3.0 | 54.32 | 42.24 | 27.10 | 99.80 | 9.00 | - | 5 | 8.00 | - |
| 2026-01-07 11:00 pm | 2.6 | 54.14 | 42.23 | 27.10 | 99.60 | 9.00 | - | 5 | 8.00 | - |
| 2026-01-07 10:45 pm | 2.6 | 54.14 | 42.34 | 27.20 | 100.30 | 9.10 | - | 6 | 8.00 | - |
| 2026-01-07 10:30 pm | 2.3 | 54.14 | 42.55 | 27.30 | 101.20 | 9.10 | - | 5 | 8.00 | - |
| 2026-01-07 10:15 pm | 2.3 | 53.96 | 42.74 | 27.50 | 101.50 | 9.20 | - | 5 | 8.00 | - |
| 2026-01-07 10:00 pm | 2.0 | 54.14 | 42.76 | 27.50 | 101.40 | 9.10 | - | 5 | 8.00 | - |
| 2026-01-07 09:45 pm | 1.6 | 54.14 | 43.23 | 27.80 | 101.70 | 9.20 | - | 5 | 8.00 | - |
| 2026-01-07 09:30 pm | 1.6 | 53.96 | 43.58 | 28.00 | 101.50 | 9.10 | - | 5 | 8.00 | - |
| 2026-01-07 09:15 pm | 1.3 | 53.96 | 43.94 | 28.30 | 101.30 | 9.10 | - | 4 | 8.00 | - |
| 2026-01-07 09:00 pm | 1.3 | 53.96 | 43.82 | 28.20 | 101.60 | 9.10 | - | 4 | 8.00 | - |
| 2026-01-07 08:45 pm | 1.0 | 53.96 | 43.80 | 28.20 | 102.00 | 9.20 | - | 4 | 8.00 | - |
| 2026-01-07 08:30 pm | 1.0 | 53.96 | 43.78 | 28.20 | 101.90 | 9.20 | - | 4 | 8.00 | - |
| 2026-01-07 08:15 pm | 1.0 | 53.96 | 43.76 | 28.20 | 101.90 | 9.20 | - | 4 | 8.00 | - |
| 2026-01-07 08:00 pm | 0.7 | 53.96 | 43.80 | 28.20 | 101.20 | 9.10 | - | 6 | 8.00 | - |
| 2026-01-07 07:45 pm | 0.7 | 53.96 | 43.77 | 28.20 | 101.90 | 9.20 | - | 5 | 8.00 | - |
| 2026-01-07 07:30 pm | 0.7 | 53.96 | 43.72 | 28.10 | 100.40 | 9.00 | - | 4 | 8.00 | - |
| 2026-01-07 07:15 pm | 0.7 | 54.14 | 43.72 | 28.20 | 102.70 | 9.20 | - | 4 | 8.00 | - |
| 2026-01-07 07:00 pm | 0.7 | 54.14 | 43.73 | 28.20 | 103.70 | 9.30 | - | 4 | 8.00 | - |
| 2026-01-07 06:45 pm | 0.7 | 54.32 | 43.74 | 28.20 | 104.90 | 9.40 | - | 5 | 8.10 | - |
| 2026-01-07 06:30 pm | 1.0 | 54.32 | 43.79 | 28.20 | 105.10 | 9.40 | - | 5 | 8.10 | - |
| 2026-01-07 06:15 pm | 1.3 | 54.50 | 43.83 | 28.20 | 105.50 | 9.40 | - | 5 | 8.00 | - |
| 2026-01-07 06:00 pm | 1.6 | 54.50 | 43.86 | 28.30 | 105.00 | 9.40 | - | 5 | 8.00 | - |
| 2026-01-07 05:45 pm | 2.3 | 54.50 | 43.88 | 28.30 | 104.60 | 9.30 | - | 6 | 8.00 | - |
| 2026-01-07 05:30 pm | 2.6 | 54.68 | 43.87 | 28.30 | 104.00 | 9.30 | - | 5 | 8.00 | - |
| 2026-01-07 05:15 pm | 2.6 | 54.86 | 44.13 | 28.50 | 106.10 | 9.40 | - | 5 | 8.10 | - |
| 2026-01-07 05:00 pm | 3.0 | 54.86 | 44.00 | 28.40 | 107.10 | 9.50 | - | 5 | 8.10 | - |
| 2026-01-07 04:45 pm | 3.3 | 55.04 | 43.98 | 28.40 | 109.70 | 9.70 | - | 6 | 8.10 | - |
| 2026-01-07 04:30 pm | 3.6 | 55.22 | 44.02 | 28.40 | 110.50 | 9.80 | - | 5 | 8.10 | - |
| 2026-01-07 04:15 pm | 3.9 | 55.40 | 44.11 | 28.50 | 110.80 | 9.80 | - | 5 | 8.10 | - |
| 2026-01-07 04:00 pm | 3.9 | 55.04 | 44.18 | 28.50 | 106.20 | 9.40 | - | 4 | 8.00 | - |
| 2026-01-07 03:45 pm | 4.3 | 54.86 | 44.47 | 28.70 | 104.90 | 9.30 | - | 4 | 8.00 | - |
| 2026-01-07 03:30 pm | 4.3 | 54.68 | 44.88 | 29.00 | 99.40 | 8.80 | - | 3 | 8.00 | - |
| 2026-01-07 03:15 pm | 4.6 | 54.68 | 45.67 | 29.60 | 95.70 | 8.50 | - | 3 | 8.00 | - |
| 2026-01-07 03:00 pm | 4.9 | 54.68 | 45.98 | 29.80 | 94.80 | 8.40 | - | 3 | 8.00 | - |
| 2026-01-07 02:45 pm | 4.9 | 54.68 | 46.51 | 30.20 | 91.50 | 8.10 | - | 2 | 8.00 | - |
| 2026-01-07 02:30 pm | 5.2 | 54.68 | 46.72 | 30.30 | 81.00 | 7.10 | - | 2 | 8.00 | - |
| 2026-01-07 02:15 pm | 5.2 | 54.68 | 46.78 | 30.40 | 77.80 | 6.80 | - | 2 | 7.90 | - |
| 2026-01-07 02:00 pm | 5.2 | 54.68 | 46.77 | 30.30 | 85.50 | 7.50 | - | 3 | 8.00 | - |
| 2026-01-07 01:45 pm | 5.6 | 54.68 | 46.70 | 30.30 | 84.80 | 7.50 | - | 4 | 8.00 | - |
| 2026-01-07 01:30 pm | 5.6 | 54.68 | 46.71 | 30.30 | 92.80 | 8.20 | - | 2 | 8.00 | - |
| 2026-01-07 01:15 pm | 5.6 | 54.50 | 46.61 | 30.20 | 93.10 | 8.20 | - | 3 | 8.00 | - |
| 2026-01-07 01:00 pm | 5.6 | 54.50 | 46.54 | 30.20 | 93.60 | 8.30 | - | 3 | 8.00 | - |
| 2026-01-07 12:45 pm | 5.6 | 54.50 | 46.50 | 30.20 | 93.60 | 8.30 | - | 4 | 8.00 | - |
| 2026-01-07 12:30 pm | 5.6 | 54.50 | 46.43 | 30.10 | 93.70 | 8.30 | - | 4 | 8.00 | - |
| 2026-01-07 12:15 pm | 5.6 | 54.50 | 46.30 | 30.00 | 93.30 | 8.30 | - | 4 | 8.00 | - |
| 2026-01-07 12:00 pm | 5.6 | 54.32 | 46.13 | 29.90 | 92.90 | 8.20 | - | 4 | 8.00 | - |
| 2026-01-07 11:45 am | 5.2 | 54.32 | 45.82 | 29.70 | 92.40 | 8.20 | - | 4 | 8.00 | - |
| 2026-01-07 11:30 am | 5.2 | 54.14 | 45.61 | 29.50 | 92.10 | 8.20 | - | 4 | 8.00 | - |
| 2026-01-07 11:15 am | 5.2 | 54.14 | 45.32 | 29.30 | 91.60 | 8.20 | - | 4 | 8.00 | - |
| 2026-01-07 11:00 am | 4.9 | 53.96 | 45.01 | 29.10 | 90.90 | 8.10 | - | 4 | 8.00 | - |
| 2026-01-07 10:45 am | 4.9 | 53.96 | 44.52 | 28.70 | 90.40 | 8.10 | - | 4 | 8.00 | - |
| 2026-01-07 10:30 am | 4.6 | 53.96 | 44.37 | 28.60 | 90.10 | 8.10 | - | 4 | 8.00 | - |
| 2026-01-07 10:15 am | 4.6 | 53.78 | 44.28 | 28.50 | 89.40 | 8.00 | - | 5 | 8.00 | - |
| 2026-01-07 10:00 am | 4.3 | 53.60 | 44.55 | 28.70 | 87.00 | 7.80 | - | 5 | 7.90 | - |
| 2026-01-07 09:45 am | 4.3 | 53.42 | 44.79 | 28.90 | 85.90 | 7.70 | - | 4 | 7.90 | - |
| 2026-01-07 09:30 am | 3.9 | 53.60 | 45.02 | 29.10 | 86.50 | 7.80 | - | 4 | 7.90 | - |
| 2026-01-07 09:15 am | 3.9 | 53.60 | 45.23 | 29.20 | 85.90 | 7.70 | - | 4 | 7.90 | - |
| 2026-01-07 09:00 am | 3.9 | 53.60 | 45.25 | 29.20 | 87.40 | 7.80 | - | 4 | 7.90 | - |
| 2026-01-07 08:45 am | 3.6 | 53.42 | 45.05 | 29.10 | 88.00 | 7.90 | - | 4 | 8.00 | - |
| 2026-01-07 08:30 am | 3.6 | 53.60 | 45.10 | 29.10 | 88.40 | 7.90 | - | 4 | 8.00 | - |
| 2026-01-07 08:15 am | 3.6 | 53.78 | 45.09 | 29.10 | 88.40 | 7.90 | - | 4 | 8.00 | - |
| 2026-01-07 08:00 am | 3.3 | 53.96 | 45.42 | 29.40 | 88.10 | 7.90 | - | 4 | 8.00 | - |
| 2026-01-07 07:45 am | 3.3 | 54.14 | 45.48 | 29.40 | 88.40 | 7.90 | - | 4 | 8.00 | - |
| 2026-01-07 07:30 am | 3.3 | 54.14 | 45.27 | 29.30 | 88.40 | 7.90 | - | 7 | 7.90 | - |
| 2026-01-07 07:15 am | 3.3 | 53.96 | 44.89 | 29.00 | 84.90 | 7.60 | - | 4 | 7.90 | - |
| 2026-01-07 07:00 am | 3.3 | 53.42 | 44.26 | 28.50 | 86.30 | 7.80 | - | 4 | 7.90 | - |
| 2026-01-07 06:45 am | 3.3 | 53.42 | 44.24 | 28.50 | 89.30 | 8.10 | - | 4 | 7.90 | - |
| 2026-01-07 06:30 am | 3.6 | 53.24 | 44.04 | 28.40 | 90.00 | 8.20 | - | 4 | 8.00 | - |
| 2026-01-07 06:15 am | 3.6 | 53.78 | 44.61 | 28.80 | 90.50 | 8.10 | - | 4 | 8.00 | - |
| 2026-01-07 06:00 am | 3.6 | 53.78 | 44.52 | 28.70 | 90.50 | 8.10 | - | 4 | 8.00 | - |
| 2026-01-07 05:45 am | 3.9 | 54.14 | 45.17 | 29.20 | 91.00 | 8.10 | - | 5 | 8.00 | - |
| 2026-01-07 05:30 am | 3.9 | 54.14 | 44.81 | 28.90 | 90.80 | 8.10 | - | 4 | 8.00 | - |
| 2026-01-07 05:15 am | 3.9 | 54.68 | 46.45 | 30.10 | 93.10 | 8.20 | - | 4 | 8.00 | - |
| 2026-01-07 05:00 am | 4.3 | 54.86 | 47.31 | 30.70 | 93.10 | 8.10 | - | 3 | 8.00 | - |
| 2026-01-07 04:45 am | 4.3 | 54.86 | 47.11 | 30.60 | 95.30 | 8.40 | - | 4 | 8.00 | - |
| 2026-01-07 04:30 am | 4.6 | 54.86 | 47.39 | 30.80 | 94.40 | 8.30 | - | 4 | 8.00 | - |
| 2026-01-07 04:15 am | 4.6 | 54.86 | 47.53 | 30.90 | 87.60 | 7.70 | - | 4 | 8.00 | - |
| 2026-01-07 04:00 am | 4.9 | 54.86 | 47.50 | 30.90 | 86.50 | 7.60 | - | 4 | 8.00 | - |
| 2026-01-07 03:45 am | 4.9 | 54.86 | 47.49 | 30.90 | 92.40 | 8.10 | - | 4 | 8.00 | - |
| 2026-01-07 03:30 am | 4.9 | 54.86 | 47.45 | 30.80 | 91.80 | 8.00 | - | 6 | 8.00 | - |
| 2026-01-07 03:15 am | 5.2 | 54.86 | 47.40 | 30.80 | 92.90 | 8.10 | - | 4 | 8.00 | - |
| 2026-01-07 03:00 am | 5.2 | 54.86 | 47.38 | 30.80 | 98.10 | 8.60 | - | 5 | 8.00 | - |
| 2026-01-07 02:45 am | 5.2 | 54.86 | 47.20 | 30.70 | 99.40 | 8.70 | - | 7 | 8.00 | - |
| 2026-01-07 02:30 am | 5.2 | 54.86 | 47.16 | 30.60 | 99.90 | 8.70 | - | 8 | 8.00 | - |
| 2026-01-07 02:15 am | 5.2 | 54.86 | 47.03 | 30.50 | 100.10 | 8.80 | - | 9 | 8.00 | - |
| 2026-01-07 02:00 am | 5.2 | 55.04 | 46.77 | 30.40 | 100.20 | 8.80 | - | 16 | 8.00 | - |
| 2026-01-07 01:45 am | 5.2 | 55.04 | 46.48 | 30.10 | 100.40 | 8.80 | - | 27 | 8.00 | - |
| 2026-01-07 01:30 am | 5.2 | 55.04 | 46.05 | 29.80 | 100.70 | 8.90 | - | 11 | 8.00 | - |
| 2026-01-07 01:15 am | 4.9 | 55.22 | 45.61 | 29.50 | 101.00 | 8.90 | - | 39 | 8.00 | - |
| 2026-01-07 01:00 am | 4.9 | 55.22 | 45.02 | 29.10 | 101.00 | 8.90 | - | 10 | 8.00 | - |
Historical data for station ELQC1 are available at the NERRS website.
NDBC on Facebook
NOAA on LinkedIn
NDBC on Twitter