Station NPQC1 - South Bay, Tijuana River Reserve, CA
Owned and maintained by National Estuarine Research Reserve System
Water Quality Station
32.601 N 117.116 W (32°36'4" N 117°6'57" W)
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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): | 3.6 ft |
 Ocean Temperature (OTMP): | 63.50 °F |
| Conductivity (COND): | 49.44 mS/cm |
| Salinity (SAL): | 32.40 psu |
| Oxygen Saturation (O2PCT): | 83.0% |
| Oxygen Concentration (O2PPM): | 6.50 ppm |
| Turbidity (TURB): | 14 FTU |
| pH (PH): | 7.80 |
| TIME (PST) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mV |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-02-12 09:00 pm | 3.6 | 63.68 | 49.45 | 32.40 | 82.90 | 6.50 | - | 14 | 7.80 | - |
| 2026-02-12 08:45 pm | 3.6 | 63.50 | 49.47 | 32.40 | 82.80 | 6.50 | - | 15 | 7.80 | - |
| 2026-02-12 08:30 pm | 3.6 | 63.68 | 49.48 | 32.40 | 84.30 | 6.60 | - | 15 | 7.80 | - |
| 2026-02-12 08:15 pm | 3.6 | 63.68 | 49.48 | 32.40 | 84.40 | 6.60 | - | 14 | 7.80 | - |
| 2026-02-12 08:00 pm | 3.6 | 63.68 | 49.48 | 32.40 | 85.20 | 6.70 | - | 14 | 7.90 | - |
| 2026-02-12 07:45 pm | 3.6 | 63.68 | 49.48 | 32.40 | 86.50 | 6.80 | - | 15 | 7.90 | - |
| 2026-02-12 07:30 pm | 3.6 | 63.86 | 49.48 | 32.40 | 88.20 | 6.90 | - | 14 | 7.90 | - |
| 2026-02-12 07:15 pm | 3.6 | 64.04 | 49.48 | 32.40 | 86.00 | 6.70 | - | 13 | 7.90 | - |
| 2026-02-12 07:00 pm | 3.6 | 64.04 | 49.47 | 32.40 | 85.20 | 6.70 | - | 13 | 7.90 | - |
| 2026-02-12 06:45 pm | 3.6 | 64.04 | 49.47 | 32.40 | 85.30 | 6.70 | - | 14 | 7.90 | - |
| 2026-02-12 06:30 pm | 3.6 | 64.22 | 49.46 | 32.40 | 90.10 | 7.00 | - | 16 | 7.90 | - |
| 2026-02-12 06:15 pm | 3.3 | 64.22 | 49.48 | 32.40 | 90.10 | 7.00 | - | 21 | 7.90 | - |
| 2026-02-12 06:00 pm | 3.3 | 64.40 | 49.47 | 32.40 | 91.20 | 7.10 | - | 21 | 7.90 | - |
| 2026-02-12 05:45 pm | 3.0 | 64.58 | 49.46 | 32.40 | 90.30 | 7.00 | - | 21 | 7.90 | - |
| 2026-02-12 05:30 pm | 2.6 | 64.58 | 49.46 | 32.40 | 90.90 | 7.10 | - | 24 | 7.90 | - |
| 2026-02-12 05:15 pm | 2.6 | 64.76 | 49.47 | 32.40 | 92.30 | 7.20 | - | 23 | 7.90 | - |
| 2026-02-12 05:00 pm | 2.3 | 64.76 | 49.47 | 32.40 | 90.00 | 7.00 | - | 26 | 7.90 | - |
| 2026-02-12 04:45 pm | 2.0 | 64.76 | 49.47 | 32.40 | 90.90 | 7.10 | - | 25 | 7.90 | - |
| 2026-02-12 04:30 pm | 2.0 | 64.94 | 49.46 | 32.40 | 92.20 | 7.10 | - | 35 | 7.90 | - |
| 2026-02-12 04:15 pm | 1.6 | 65.12 | 49.46 | 32.40 | 94.00 | 7.30 | - | 35 | 7.90 | - |
| 2026-02-12 04:00 pm | 1.3 | 65.30 | 49.45 | 32.40 | 94.80 | 7.30 | - | 23 | 7.90 | - |
| 2026-02-12 03:45 pm | 1.3 | 65.48 | 49.44 | 32.40 | 96.30 | 7.40 | - | 33 | 7.90 | - |
| 2026-02-12 03:30 pm | 1.0 | 65.84 | 49.43 | 32.40 | 100.40 | 7.70 | - | 44 | 8.00 | - |
| 2026-02-12 03:15 pm | 1.0 | 66.02 | 49.41 | 32.40 | 103.00 | 7.90 | - | 42 | 8.00 | - |
| 2026-02-12 03:00 pm | 0.7 | 65.84 | 49.24 | 32.30 | 101.40 | 7.80 | - | 36 | 7.90 | - |
| 2026-02-12 02:45 pm | 0.7 | 65.66 | 48.91 | 32.00 | 100.60 | 7.80 | - | 36 | 7.90 | - |
| 2026-02-12 02:30 pm | 0.3 | 66.74 | 46.74 | 30.40 | 110.20 | 8.50 | - | 31 | 8.00 | - |
| 2026-02-12 02:15 pm | 0.0 | 66.74 | 46.02 | 29.90 | 109.40 | 8.50 | - | 16 | 8.00 | - |
| 2026-02-12 02:00 pm | 0.0 | 66.56 | 45.95 | 29.90 | 105.50 | 8.20 | - | 12 | 8.00 | - |
| 2026-02-12 01:45 pm | 0.0 | 66.38 | 45.86 | 29.80 | 107.00 | 8.30 | - | 12 | 8.00 | - |
| 2026-02-12 01:00 pm | 0.0 | 65.48 | 45.83 | 29.80 | 98.20 | 7.70 | - | 10 | 7.90 | - |
| 2026-02-12 12:45 pm | 0.0 | 65.12 | 45.77 | 29.70 | 93.90 | 7.40 | - | 11 | 7.90 | - |
| 2026-02-12 12:30 pm | 0.3 | 64.76 | 45.77 | 29.70 | 89.30 | 7.10 | - | 11 | 7.90 | - |
| 2026-02-12 12:15 pm | 0.3 | 64.40 | 45.68 | 29.70 | 84.30 | 6.70 | - | 10 | 7.80 | - |
| 2026-02-12 12:00 pm | 0.7 | 64.22 | 45.58 | 29.60 | 80.00 | 6.40 | - | 10 | 7.80 | - |
| 2026-02-12 11:45 am | 0.7 | 63.86 | 45.51 | 29.50 | 77.30 | 6.20 | - | 10 | 7.80 | - |
| 2026-02-12 11:30 am | 0.7 | 63.50 | 45.51 | 29.50 | 74.40 | 6.00 | - | 9 | 7.80 | - |
| 2026-02-12 11:15 am | 1.0 | 63.14 | 45.52 | 29.50 | 71.50 | 5.80 | - | 8 | 7.80 | - |
| 2026-02-12 11:00 am | 1.3 | 62.60 | 45.55 | 29.60 | 70.00 | 5.70 | - | 8 | 7.80 | - |
| 2026-02-12 10:45 am | 1.6 | 62.42 | 46.06 | 29.90 | 70.20 | 5.70 | - | 8 | 7.80 | - |
| 2026-02-12 10:30 am | 2.0 | 62.24 | 46.67 | 30.40 | 70.70 | 5.70 | - | 8 | 7.80 | - |
| 2026-02-12 10:15 am | 2.0 | 62.06 | 46.84 | 30.50 | 68.00 | 5.50 | - | 9 | 7.70 | - |
| 2026-02-12 10:00 am | 2.3 | 62.06 | 47.66 | 31.10 | 70.60 | 5.70 | - | 9 | 7.70 | - |
| 2026-02-12 09:45 am | 2.6 | 62.06 | 48.37 | 31.60 | 71.10 | 5.70 | - | 9 | 7.70 | - |
| 2026-02-12 09:30 am | 2.6 | 62.06 | 49.08 | 32.10 | 73.50 | 5.90 | - | 10 | 7.80 | - |
| 2026-02-12 09:15 am | 3.0 | 62.06 | 49.22 | 32.20 | 71.90 | 5.80 | - | 8 | 7.80 | - |
| 2026-02-12 09:00 am | 3.3 | 61.88 | 49.27 | 32.30 | 71.70 | 5.80 | - | 9 | 7.80 | - |
| 2026-02-12 08:45 am | 3.6 | 61.88 | 49.23 | 32.20 | 73.20 | 5.90 | - | 8 | 7.80 | - |
| 2026-02-12 08:30 am | 3.6 | 61.88 | 49.25 | 32.20 | 73.30 | 5.90 | - | 7 | 7.80 | - |
| 2026-02-12 08:15 am | 3.9 | 62.06 | 49.26 | 32.30 | 73.60 | 5.90 | - | 7 | 7.80 | - |
| 2026-02-12 08:00 am | 4.3 | 62.06 | 49.16 | 32.20 | 73.60 | 5.90 | - | 7 | 7.80 | - |
| 2026-02-12 07:45 am | 4.3 | 62.06 | 49.15 | 32.20 | 73.20 | 5.90 | - | 7 | 7.80 | - |
| 2026-02-12 07:30 am | 4.6 | 62.24 | 49.15 | 32.20 | 73.10 | 5.90 | - | 6 | 7.80 | - |
| 2026-02-12 07:15 am | 4.6 | 62.24 | 49.16 | 32.20 | 73.10 | 5.90 | - | 6 | 7.80 | - |
| 2026-02-12 07:00 am | 4.9 | 62.42 | 49.15 | 32.20 | 69.50 | 5.60 | - | 6 | 7.70 | - |
| 2026-02-12 06:45 am | 4.9 | 62.42 | 49.14 | 32.20 | 70.20 | 5.60 | - | 5 | 7.70 | - |
| 2026-02-12 06:30 am | 4.9 | 62.60 | 49.14 | 32.20 | 69.70 | 5.60 | - | 6 | 7.70 | - |
| 2026-02-12 06:15 am | 5.2 | 62.60 | 49.13 | 32.20 | 69.20 | 5.50 | - | 7 | 7.70 | - |
| 2026-02-12 06:00 am | 5.2 | 62.42 | 49.13 | 32.20 | 68.10 | 5.40 | - | 7 | 7.70 | - |
| 2026-02-12 05:45 am | 5.2 | 62.60 | 49.13 | 32.20 | 68.80 | 5.50 | - | 7 | 7.70 | - |
| 2026-02-12 05:30 am | 5.2 | 62.60 | 49.12 | 32.20 | 70.70 | 5.60 | - | 5 | 7.70 | - |
| 2026-02-12 05:15 am | 5.2 | 62.78 | 49.12 | 32.20 | 66.50 | 5.30 | - | 6 | 7.70 | - |
| 2026-02-12 05:00 am | 5.2 | 62.78 | 49.12 | 32.20 | 64.70 | 5.10 | - | 6 | 7.70 | - |
| 2026-02-12 04:45 am | 4.9 | 62.78 | 49.13 | 32.20 | 68.30 | 5.40 | - | 6 | 7.70 | - |
| 2026-02-12 04:30 am | 4.9 | 62.78 | 49.12 | 32.20 | 68.00 | 5.40 | - | 6 | 7.70 | - |
| 2026-02-12 04:15 am | 4.9 | 62.96 | 49.14 | 32.20 | 70.30 | 5.60 | - | 6 | 7.70 | - |
| 2026-02-12 04:00 am | 4.6 | 62.96 | 49.15 | 32.20 | 65.90 | 5.20 | - | 7 | 7.70 | - |
| 2026-02-12 03:45 am | 4.6 | 62.96 | 49.15 | 32.20 | 66.40 | 5.30 | - | 6 | 7.70 | - |
| 2026-02-12 03:30 am | 4.6 | 62.96 | 49.15 | 32.20 | 66.70 | 5.30 | - | 6 | 7.70 | - |
| 2026-02-12 03:15 am | 4.3 | 63.14 | 49.15 | 32.20 | 66.30 | 5.30 | - | 7 | 7.70 | - |
| 2026-02-12 03:00 am | 4.3 | 63.14 | 49.15 | 32.20 | 67.50 | 5.30 | - | 6 | 7.70 | - |
| 2026-02-12 02:45 am | 4.3 | 63.14 | 49.15 | 32.20 | 67.10 | 5.30 | - | 6 | 7.70 | - |
| 2026-02-12 02:30 am | 3.9 | 63.14 | 49.15 | 32.20 | 75.00 | 5.90 | - | 6 | 7.80 | - |
| 2026-02-12 02:15 am | 3.9 | 63.14 | 49.13 | 32.20 | 74.80 | 5.90 | - | 8 | 7.80 | - |
| 2026-02-12 02:00 am | 3.9 | 63.32 | 49.10 | 32.10 | 75.50 | 6.00 | - | 7 | 7.80 | - |
| 2026-02-12 01:45 am | 3.6 | 63.32 | 49.09 | 32.10 | 77.10 | 6.10 | - | 8 | 7.80 | - |
| 2026-02-12 01:30 am | 3.6 | 63.32 | 49.08 | 32.10 | 75.70 | 6.00 | - | 8 | 7.80 | - |
| 2026-02-12 01:15 am | 3.3 | 63.50 | 49.07 | 32.10 | 75.80 | 6.00 | - | 8 | 7.80 | - |
| 2026-02-12 01:00 am | 3.3 | 63.50 | 49.07 | 32.10 | 75.30 | 5.90 | - | 8 | 7.80 | - |
| 2026-02-12 12:45 am | 3.3 | 63.50 | 49.06 | 32.10 | 77.90 | 6.10 | - | 9 | 7.80 | - |
| 2026-02-12 12:30 am | 3.0 | 63.50 | 49.07 | 32.10 | 79.90 | 6.30 | - | 9 | 7.80 | - |
| 2026-02-12 12:15 am | 3.0 | 63.68 | 49.06 | 32.10 | 79.10 | 6.20 | - | 10 | 7.80 | - |
| 2026-02-12 12:00 am | 3.0 | 63.68 | 49.06 | 32.10 | 76.70 | 6.00 | - | 10 | 7.80 | - |
| 2026-02-11 11:45 pm | 3.0 | 63.68 | 49.07 | 32.10 | 79.90 | 6.30 | - | 9 | 7.80 | - |
| 2026-02-11 11:30 pm | 3.0 | 63.68 | 49.07 | 32.10 | 82.10 | 6.50 | - | 10 | 7.80 | - |
| 2026-02-11 11:15 pm | 3.0 | 63.68 | 49.07 | 32.10 | 84.20 | 6.60 | - | 9 | 7.80 | - |
| 2026-02-11 11:00 pm | 3.3 | 63.68 | 49.08 | 32.10 | 80.80 | 6.40 | - | 10 | 7.80 | - |
| 2026-02-11 10:45 pm | 3.3 | 63.68 | 49.07 | 32.10 | 83.20 | 6.60 | - | 10 | 7.80 | - |
| 2026-02-11 10:30 pm | 3.0 | 63.68 | 49.08 | 32.10 | 83.00 | 6.50 | - | 9 | 7.80 | - |
| 2026-02-11 10:15 pm | 3.3 | 63.86 | 49.06 | 32.10 | 81.90 | 6.40 | - | 8 | 7.80 | - |
| 2026-02-11 10:00 pm | 3.6 | 63.68 | 49.06 | 32.10 | 80.10 | 6.30 | - | 8 | 7.80 | - |
Historical data for station NPQC1 are available at the NERRS website.
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