NDBC has recently revised the NDBC Handbook of Automated Data Quality Control Checks and Procedures. The new document can be found on our Publications page.
Station MWQT2 - Ship Channel, Mission-Aransas Reserve, TX
Owned and maintained by National Estuarine Research Reserve System
NERRS Water Quality Station
27.838 N 97.050 W (27°50'18" N 97°3'1" 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): | 18.4 ft |
 Ocean Temperature (OTMP): | 77.36 °F |
| Conductivity (COND): | 50.99 mS/cm |
| Salinity (SAL): | 33.50 psu |
| Oxygen Concentration (O2PCT): | 98.3% |
| Oxygen Concentration (O2PPM): | 6.70 ppm |
| Turbidity (TURB): | 3 FTU |
| pH (PH): | 8.00 |
| TIME (CDT) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mv |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-04-23 08:45 pm | 18.4 | 77.36 | 50.99 | 33.50 | 97.60 | 6.60 | - | 3 | 8.00 | - |
| 2025-04-23 08:30 pm | 18.4 | 77.36 | 50.99 | 33.50 | 97.60 | 6.60 | - | 3 | 8.00 | - |
| 2025-04-23 08:15 pm | 18.4 | 77.36 | 50.97 | 33.50 | 98.90 | 6.70 | - | 3 | 8.00 | - |
| 2025-04-23 08:00 pm | 18.4 | 77.36 | 50.97 | 33.50 | 98.90 | 6.70 | - | 3 | 8.00 | - |
| 2025-04-23 07:45 pm | 18.4 | 77.36 | 50.96 | 33.40 | 98.60 | 6.70 | - | 3 | 8.00 | - |
| 2025-04-23 07:30 pm | 18.4 | 77.36 | 50.96 | 33.40 | 97.70 | 6.70 | - | 3 | 8.00 | - |
| 2025-04-23 07:15 pm | 18.4 | 77.18 | 50.94 | 33.40 | 98.60 | 6.70 | - | 3 | 8.00 | - |
| 2025-04-23 07:00 pm | 18.4 | 77.18 | 50.94 | 33.40 | 99.20 | 6.80 | - | 3 | 8.00 | - |
| 2025-04-23 06:45 pm | 18.4 | 77.18 | 50.93 | 33.40 | 98.80 | 6.70 | - | 4 | 8.00 | - |
| 2025-04-23 06:30 pm | 18.4 | 77.18 | 50.93 | 33.40 | 99.80 | 6.80 | - | 14 | 8.00 | - |
| 2025-04-23 06:15 pm | 18.4 | 77.00 | 50.92 | 33.40 | 98.80 | 6.80 | - | 4 | 8.00 | - |
| 2025-04-23 06:00 pm | 18.4 | 77.00 | 50.91 | 33.40 | 98.90 | 6.80 | - | 4 | 8.00 | - |
| 2025-04-23 05:45 pm | 18.4 | 77.00 | 50.91 | 33.40 | 99.90 | 6.80 | - | 71 | 8.00 | - |
| 2025-04-23 05:30 pm | 18.4 | 76.82 | 50.92 | 33.40 | 98.20 | 6.70 | - | 5 | 8.00 | - |
| 2025-04-23 05:15 pm | 18.4 | 76.82 | 50.91 | 33.40 | 99.40 | 6.80 | - | 4 | 8.00 | - |
| 2025-04-23 05:00 pm | 18.4 | 76.82 | 50.92 | 33.40 | 99.00 | 6.80 | - | 4 | 8.00 | - |
| 2025-04-23 04:45 pm | 18.4 | 76.82 | 50.92 | 33.40 | 99.20 | 6.80 | - | 6 | 8.00 | - |
| 2025-04-23 04:30 pm | 18.4 | 76.82 | 50.93 | 33.40 | 99.40 | 6.80 | - | 4 | 8.00 | - |
| 2025-04-23 04:15 pm | 18.4 | 76.82 | 50.96 | 33.40 | 98.90 | 6.80 | - | 5 | 8.00 | - |
| 2025-04-23 04:00 pm | 18.4 | 76.82 | 50.98 | 33.50 | 98.40 | 6.70 | - | 5 | 8.00 | - |
| 2025-04-23 03:45 pm | 18.4 | 76.82 | 50.97 | 33.50 | 99.00 | 6.80 | - | 5 | 8.00 | - |
| 2025-04-23 03:30 pm | 18.4 | 76.82 | 50.99 | 33.50 | 98.80 | 6.80 | - | 5 | 8.00 | - |
| 2025-04-23 03:15 pm | 18.4 | 76.64 | 51.00 | 33.50 | 98.60 | 6.80 | - | 5 | 8.00 | - |
| 2025-04-23 03:00 pm | 18.4 | 76.64 | 51.01 | 33.50 | 98.60 | 6.80 | - | 6 | 8.00 | - |
| 2025-04-23 02:45 pm | 18.7 | 76.64 | 51.01 | 33.50 | 98.50 | 6.80 | - | 6 | 8.00 | - |
| 2025-04-23 02:30 pm | 18.4 | 76.64 | 51.02 | 33.50 | 98.30 | 6.70 | - | 6 | 8.00 | - |
| 2025-04-23 02:15 pm | 18.4 | 76.64 | 51.03 | 33.50 | 98.60 | 6.80 | - | 6 | 8.00 | - |
| 2025-04-23 02:00 pm | 18.7 | 76.64 | 51.04 | 33.50 | 98.20 | 6.70 | - | 7 | 8.00 | - |
| 2025-04-23 01:45 pm | 18.4 | 76.64 | 51.04 | 33.50 | 97.90 | 6.70 | - | 7 | 8.00 | - |
| 2025-04-23 01:30 pm | 18.7 | 76.46 | 51.05 | 33.50 | 97.90 | 6.70 | - | 6 | 8.00 | - |
| 2025-04-23 01:15 pm | 18.7 | 76.64 | 51.06 | 33.50 | 97.60 | 6.70 | - | 7 | 8.00 | - |
| 2025-04-23 01:00 pm | 18.7 | 76.64 | 51.11 | 33.60 | 97.60 | 6.70 | - | 8 | 8.00 | - |
| 2025-04-23 12:45 pm | 18.7 | 76.82 | 51.15 | 33.60 | 98.10 | 6.70 | - | 9 | 8.00 | - |
| 2025-04-23 12:30 pm | 18.7 | 76.82 | 51.32 | 33.70 | 96.00 | 6.60 | - | 10 | 8.00 | - |
| 2025-04-23 12:15 pm | 18.4 | 76.82 | 51.35 | 33.70 | 95.10 | 6.50 | - | 8 | 8.00 | - |
| 2025-04-23 12:00 pm | 18.4 | 76.82 | 51.52 | 33.90 | 93.20 | 6.40 | - | 11 | 8.00 | - |
| 2025-04-23 11:45 am | 18.4 | 76.82 | 51.61 | 33.90 | 92.10 | 6.30 | - | 11 | 8.00 | - |
| 2025-04-23 11:30 am | 18.4 | 76.64 | 51.64 | 34.00 | 90.90 | 6.20 | - | 10 | 8.00 | - |
| 2025-04-23 11:15 am | 18.4 | 76.64 | 51.63 | 33.90 | 91.20 | 6.20 | - | 13 | 8.00 | - |
| 2025-04-23 11:00 am | 18.7 | 76.82 | 51.78 | 34.10 | 89.50 | 6.10 | - | 15 | 8.00 | - |
| 2025-04-23 10:45 am | 18.7 | 76.64 | 51.82 | 34.10 | 89.60 | 6.10 | - | 17 | 8.00 | - |
| 2025-04-23 10:30 am | 18.7 | 76.64 | 51.93 | 34.20 | 91.00 | 6.20 | - | 16 | 8.00 | - |
| 2025-04-23 10:15 am | 18.4 | 76.64 | 51.66 | 34.00 | 89.90 | 6.10 | - | 14 | 8.00 | - |
| 2025-04-23 10:00 am | 18.4 | 76.64 | 51.65 | 34.00 | 91.10 | 6.20 | - | 15 | 8.00 | - |
| 2025-04-23 09:45 am | 18.4 | 76.64 | 51.63 | 33.90 | 89.50 | 6.10 | - | 14 | 8.00 | - |
| 2025-04-23 09:30 am | 18.0 | 76.64 | 51.54 | 33.90 | 89.80 | 6.10 | - | 13 | 8.00 | - |
| 2025-04-23 09:15 am | 18.4 | 76.64 | 51.52 | 33.90 | 90.30 | 6.20 | - | 14 | 8.00 | - |
| 2025-04-23 09:00 am | 18.0 | 76.64 | 51.45 | 33.80 | 89.20 | 6.10 | - | 16 | 8.00 | - |
| 2025-04-23 08:45 am | 18.0 | 76.64 | 51.47 | 33.80 | 89.60 | 6.10 | - | 12 | 8.00 | - |
| 2025-04-23 08:30 am | 18.0 | 76.64 | 51.62 | 33.90 | 89.40 | 6.10 | - | 14 | 8.00 | - |
| 2025-04-23 08:15 am | 18.0 | 76.46 | 51.62 | 33.90 | 88.00 | 6.00 | - | 13 | 8.00 | - |
| 2025-04-23 08:00 am | 17.7 | 76.46 | 51.69 | 34.00 | 89.40 | 6.10 | - | 14 | 8.00 | - |
| 2025-04-23 07:45 am | 18.0 | 76.46 | 51.63 | 33.90 | 90.90 | 6.20 | - | 14 | 8.00 | - |
| 2025-04-23 07:30 am | 17.7 | 76.28 | 51.53 | 33.90 | 91.30 | 6.30 | - | 13 | 8.00 | - |
| 2025-04-23 07:15 am | 17.7 | 76.28 | 51.53 | 33.90 | 92.30 | 6.30 | - | 12 | 8.00 | - |
| 2025-04-23 07:00 am | 17.4 | 76.10 | 51.50 | 33.90 | 93.30 | 6.40 | - | 12 | 8.00 | - |
| 2025-04-23 06:45 am | 17.7 | 76.10 | 51.46 | 33.80 | 94.60 | 6.50 | - | 11 | 8.00 | - |
| 2025-04-23 06:30 am | 17.7 | 76.10 | 51.41 | 33.80 | 94.30 | 6.50 | - | 11 | 8.00 | - |
| 2025-04-23 06:15 am | 17.7 | 75.92 | 51.39 | 33.80 | 94.30 | 6.50 | - | 9 | 8.00 | - |
| 2025-04-23 06:00 am | 17.7 | 75.92 | 51.40 | 33.80 | 94.90 | 6.50 | - | 10 | 8.00 | - |
| 2025-04-23 05:45 am | 17.7 | 75.92 | 51.39 | 33.80 | 94.10 | 6.50 | - | 9 | 8.00 | - |
| 2025-04-23 05:30 am | 17.7 | 76.10 | 51.40 | 33.80 | 95.10 | 6.60 | - | 10 | 8.00 | - |
| 2025-04-23 05:15 am | 17.7 | 75.92 | 51.40 | 33.80 | 95.40 | 6.60 | - | 9 | 8.00 | - |
| 2025-04-23 05:00 am | 17.7 | 75.92 | 50.30 | 33.00 | 95.30 | 6.60 | - | 219 | 8.00 | - |
| 2025-04-23 04:45 am | 17.7 | 75.92 | 51.36 | 33.80 | 95.80 | 6.60 | - | 8 | 8.00 | - |
| 2025-04-23 04:30 am | 17.7 | 75.92 | 51.35 | 33.70 | 95.60 | 6.60 | - | 8 | 8.00 | - |
| 2025-04-23 04:15 am | 17.7 | 75.92 | 51.32 | 33.70 | 94.90 | 6.60 | - | 8 | 8.00 | - |
| 2025-04-23 04:00 am | 17.7 | 75.92 | 51.34 | 33.70 | 95.50 | 6.60 | - | 7 | 8.00 | - |
| 2025-04-23 03:45 am | 17.7 | 75.92 | 51.32 | 33.70 | 94.90 | 6.50 | - | 6 | 8.00 | - |
| 2025-04-23 03:30 am | 17.7 | 75.92 | 51.33 | 33.70 | 95.00 | 6.60 | - | 7 | 8.00 | - |
| 2025-04-23 03:15 am | 18.0 | 75.92 | 51.33 | 33.70 | 96.40 | 6.70 | - | 8 | 8.00 | - |
| 2025-04-23 03:00 am | 18.0 | 75.92 | 51.33 | 33.70 | 96.20 | 6.60 | - | 6 | 8.00 | - |
| 2025-04-23 02:45 am | 18.0 | 75.92 | 51.32 | 33.70 | 95.30 | 6.60 | - | 6 | 8.00 | - |
| 2025-04-23 02:30 am | 18.0 | 75.92 | 51.33 | 33.70 | 96.30 | 6.60 | - | 7 | 8.00 | - |
| 2025-04-23 02:15 am | 18.0 | 76.10 | 51.33 | 33.70 | 96.00 | 6.60 | - | 5 | 8.00 | - |
| 2025-04-23 02:00 am | 18.0 | 76.10 | 51.33 | 33.70 | 96.30 | 6.60 | - | 5 | 8.00 | - |
| 2025-04-23 01:45 am | 18.0 | 76.10 | 51.34 | 33.70 | 96.70 | 6.70 | - | 4 | 8.00 | - |
| 2025-04-23 01:30 am | 18.0 | 76.10 | 51.34 | 33.70 | 96.50 | 6.60 | - | 5 | 8.00 | - |
| 2025-04-23 01:15 am | 18.0 | 76.10 | 51.36 | 33.80 | 96.90 | 6.70 | - | 5 | 8.00 | - |
| 2025-04-23 01:00 am | 18.0 | 76.10 | 51.37 | 33.80 | 97.70 | 6.70 | - | 4 | 8.00 | - |
| 2025-04-23 12:45 am | 18.0 | 76.28 | 51.38 | 33.80 | 97.70 | 6.70 | - | 5 | 8.00 | - |
| 2025-04-23 12:30 am | 18.0 | 76.28 | 51.39 | 33.80 | 97.20 | 6.70 | - | 4 | 8.00 | - |
| 2025-04-23 12:15 am | 18.0 | 76.28 | 51.39 | 33.80 | 96.90 | 6.70 | - | 4 | 8.00 | - |
| 2025-04-23 12:00 am | 18.4 | 76.28 | 51.39 | 33.80 | 98.00 | 6.70 | - | 22 | 8.00 | - |
| 2025-04-22 11:45 pm | 18.4 | 76.28 | 51.40 | 33.80 | 98.10 | 6.70 | - | 4 | 8.00 | - |
| 2025-04-22 11:30 pm | 18.4 | 76.28 | 51.40 | 33.80 | 97.90 | 6.70 | - | 6 | 8.00 | - |
| 2025-04-22 11:15 pm | 18.4 | 76.28 | 51.40 | 33.80 | 96.50 | 6.60 | - | 4 | 8.00 | - |
| 2025-04-22 11:00 pm | 18.4 | 76.28 | 51.40 | 33.80 | 97.40 | 6.70 | - | 4 | 8.00 | - |
| 2025-04-22 10:45 pm | 18.4 | 76.10 | 51.41 | 33.80 | 96.40 | 6.60 | - | 4 | 8.00 | - |
| 2025-04-22 10:30 pm | 18.4 | 76.10 | 51.35 | 33.70 | 98.20 | 6.80 | - | 4 | 8.00 | - |
| 2025-04-22 10:15 pm | 18.4 | 76.10 | 51.41 | 33.80 | 97.30 | 6.70 | - | 4 | 8.00 | - |
| 2025-04-22 10:00 pm | 18.4 | 76.10 | 51.41 | 33.80 | 96.40 | 6.60 | - | 5 | 8.00 | - |
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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