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 WAQM3 - Menauhant, Waquoit Bay Reserve, MA
Owned and maintained by National Estuarine Research Reserve System
NERRS Water Quality Station
41.552 N 70.549 W (41°33'9" N 70°32'55" 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): | 2.3 ft |
 Ocean Temperature (OTMP): | 55.22 °F |
| Conductivity (COND): | 46.21 mS/cm |
| Salinity (SAL): | 30.00 psu |
| Oxygen Concentration (O2PCT): | 115.0% |
| Oxygen Concentration (O2PPM): | 10.10 ppm |
| Turbidity (TURB): | 1 FTU |
| pH (PH): | 8.00 |
| TIME (EDT) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mv |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-04-23 01:45 pm | 2.3 | 54.86 | 46.28 | 30.00 | 114.00 | 10.00 | - | 1 | 8.00 | - |
| 2025-04-23 01:30 pm | 2.6 | 54.68 | 46.32 | 30.00 | 113.70 | 10.00 | - | 1 | 8.00 | - |
| 2025-04-23 01:15 pm | 2.6 | 54.86 | 46.25 | 30.00 | 113.70 | 10.00 | - | 1 | 8.00 | - |
| 2025-04-23 01:00 pm | 2.6 | 54.68 | 46.25 | 30.00 | 113.00 | 10.00 | - | 1 | 8.00 | - |
| 2025-04-23 12:45 pm | 3.0 | 54.50 | 46.37 | 30.10 | 112.70 | 10.00 | - | 1 | 8.00 | - |
| 2025-04-23 12:30 pm | 3.0 | 54.14 | 46.41 | 30.10 | 111.90 | 9.90 | - | 1 | 8.00 | - |
| 2025-04-23 12:15 pm | 3.0 | 54.14 | 46.52 | 30.20 | 111.90 | 9.90 | - | 1 | 8.00 | - |
| 2025-04-23 12:00 pm | 3.0 | 53.96 | 46.71 | 30.30 | 111.90 | 9.90 | - | 1 | 8.00 | - |
| 2025-04-23 11:45 am | 3.3 | 53.60 | 46.84 | 30.40 | 111.70 | 9.90 | - | 1 | 8.00 | - |
| 2025-04-23 11:30 am | 3.3 | 53.24 | 47.06 | 30.50 | 112.20 | 10.00 | - | 1 | 8.00 | - |
| 2025-04-23 11:15 am | 3.6 | 52.88 | 47.10 | 30.50 | 112.20 | 10.10 | - | 1 | 8.00 | - |
| 2025-04-23 11:00 am | 3.6 | 52.34 | 47.15 | 30.60 | 110.80 | 10.00 | - | 1 | 8.00 | - |
| 2025-04-23 10:45 am | 3.6 | 52.16 | 47.23 | 30.60 | 110.30 | 10.00 | - | 1 | 8.00 | - |
| 2025-04-23 10:30 am | 3.6 | 51.98 | 47.26 | 30.60 | 108.20 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-23 10:15 am | 3.6 | 51.62 | 47.46 | 30.80 | 108.20 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-23 10:00 am | 3.9 | 51.62 | 47.60 | 30.90 | 108.30 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-23 09:45 am | 3.9 | 51.26 | 47.58 | 30.80 | 107.40 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-23 09:30 am | 3.9 | 50.90 | 47.81 | 31.00 | 108.70 | 10.00 | - | 1 | 8.00 | - |
| 2025-04-23 09:15 am | 3.9 | 50.54 | 47.83 | 31.00 | 108.40 | 10.00 | - | 1 | 8.00 | - |
| 2025-04-23 09:00 am | 4.3 | 50.54 | 47.85 | 31.00 | 106.80 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-23 08:45 am | 4.3 | 50.36 | 47.85 | 31.00 | 106.10 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-23 08:30 am | 4.3 | 50.36 | 47.86 | 31.00 | 106.10 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-23 08:15 am | 4.3 | 50.36 | 47.86 | 31.00 | 106.10 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-23 08:00 am | 4.3 | 50.36 | 47.87 | 31.00 | 106.30 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-23 07:45 am | 3.9 | 50.36 | 47.87 | 31.00 | 106.20 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-23 07:30 am | 3.9 | 50.18 | 47.88 | 31.00 | 104.70 | 9.70 | - | 1 | 8.00 | - |
| 2025-04-23 07:15 am | 3.9 | 50.18 | 47.89 | 31.00 | 104.50 | 9.70 | - | 1 | 8.00 | - |
| 2025-04-23 07:00 am | 3.9 | 50.00 | 47.89 | 31.00 | 103.80 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 06:45 am | 3.9 | 50.00 | 47.89 | 31.00 | 103.50 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 06:30 am | 3.9 | 50.18 | 47.89 | 31.00 | 103.50 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 06:15 am | 3.6 | 50.18 | 47.87 | 31.00 | 103.30 | 9.50 | - | 1 | 8.00 | - |
| 2025-04-23 06:00 am | 3.6 | 50.18 | 47.86 | 31.00 | 103.40 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 05:45 am | 3.6 | 50.36 | 47.86 | 31.00 | 103.70 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 05:30 am | 3.6 | 50.36 | 47.85 | 31.00 | 103.90 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 05:15 am | 3.6 | 50.36 | 47.84 | 31.00 | 104.00 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 05:00 am | 3.6 | 50.36 | 47.84 | 31.00 | 103.90 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 04:45 am | 3.6 | 50.36 | 47.82 | 31.00 | 103.90 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 04:30 am | 3.6 | 50.54 | 47.81 | 31.00 | 103.90 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 04:15 am | 3.6 | 50.54 | 47.81 | 31.00 | 103.90 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 04:00 am | 3.3 | 50.54 | 47.80 | 31.00 | 104.10 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 03:45 am | 3.3 | 50.54 | 47.80 | 31.00 | 104.30 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 03:30 am | 3.3 | 50.54 | 47.78 | 31.00 | 104.30 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 03:15 am | 3.0 | 50.72 | 47.75 | 30.90 | 104.50 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 03:00 am | 3.0 | 50.72 | 47.72 | 30.90 | 104.70 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 02:45 am | 3.0 | 51.26 | 47.45 | 30.80 | 104.80 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 02:30 am | 2.6 | 51.44 | 47.54 | 30.80 | 105.30 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 02:15 am | 2.6 | 53.60 | 46.61 | 30.20 | 106.20 | 9.50 | - | 1 | 8.00 | - |
| 2025-04-23 02:00 am | 2.6 | 53.24 | 46.66 | 30.20 | 105.80 | 9.50 | - | 1 | 8.00 | - |
| 2025-04-23 01:45 am | 2.6 | 53.42 | 46.66 | 30.20 | 105.20 | 9.40 | - | 5 | 8.00 | - |
| 2025-04-23 01:30 am | 2.6 | 53.06 | 46.95 | 30.40 | 105.60 | 9.50 | - | 2 | 8.00 | - |
| 2025-04-23 01:15 am | 2.6 | 52.34 | 47.26 | 30.60 | 105.80 | 9.50 | - | 1 | 8.00 | - |
| 2025-04-23 01:00 am | 2.6 | 52.16 | 47.30 | 30.70 | 105.80 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 12:45 am | 2.6 | 51.98 | 47.43 | 30.80 | 106.30 | 9.60 | - | 2 | 8.00 | - |
| 2025-04-23 12:30 am | 2.6 | 51.80 | 47.48 | 30.80 | 105.20 | 9.50 | - | 1 | 8.00 | - |
| 2025-04-23 12:15 am | 2.6 | 51.80 | 47.55 | 30.80 | 105.80 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-23 12:00 am | 2.6 | 51.62 | 47.56 | 30.80 | 105.90 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-22 11:45 pm | 3.0 | 51.62 | 47.60 | 30.90 | 105.90 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-22 11:30 pm | 3.0 | 51.62 | 47.63 | 30.90 | 106.70 | 9.70 | - | 1 | 8.00 | - |
| 2025-04-22 11:15 pm | 3.0 | 51.62 | 47.63 | 30.90 | 107.10 | 9.70 | - | 1 | 8.00 | - |
| 2025-04-22 11:00 pm | 3.0 | 51.62 | 47.61 | 30.90 | 107.10 | 9.70 | - | 1 | 8.00 | - |
| 2025-04-22 10:45 pm | 3.3 | 51.62 | 47.64 | 30.90 | 108.10 | 9.80 | - | 1 | 8.10 | - |
| 2025-04-22 10:30 pm | 3.3 | 51.44 | 47.66 | 30.90 | 107.60 | 9.80 | - | 1 | 8.10 | - |
| 2025-04-22 10:15 pm | 3.3 | 51.44 | 47.66 | 30.90 | 108.80 | 9.90 | - | 1 | 8.10 | - |
| 2025-04-22 10:00 pm | 3.3 | 51.44 | 47.74 | 31.00 | 109.40 | 10.00 | - | 1 | 8.10 | - |
| 2025-04-22 09:45 pm | 3.3 | 51.26 | 47.73 | 31.00 | 109.90 | 10.00 | - | 1 | 8.10 | - |
| 2025-04-22 09:30 pm | 3.6 | 51.44 | 47.75 | 31.00 | 109.90 | 10.00 | - | 1 | 8.10 | - |
| 2025-04-22 09:15 pm | 3.6 | 51.44 | 47.76 | 31.00 | 108.90 | 9.90 | - | 1 | 8.10 | - |
| 2025-04-22 09:00 pm | 3.6 | 51.44 | 47.76 | 31.00 | 111.00 | 10.10 | - | 1 | 8.10 | - |
| 2025-04-22 08:45 pm | 3.6 | 51.44 | 47.74 | 31.00 | 111.50 | 10.10 | - | 1 | 8.10 | - |
| 2025-04-22 08:30 pm | 3.6 | 51.62 | 47.74 | 31.00 | 112.10 | 10.20 | - | 1 | 8.10 | - |
| 2025-04-22 08:15 pm | 3.6 | 51.80 | 47.69 | 30.90 | 110.80 | 10.10 | - | 1 | 8.10 | - |
| 2025-04-22 08:00 pm | 3.6 | 51.80 | 47.71 | 31.00 | 112.00 | 10.20 | - | 1 | 8.10 | - |
| 2025-04-22 07:45 pm | 3.3 | 51.80 | 47.64 | 30.90 | 111.30 | 10.10 | - | 1 | 8.10 | - |
| 2025-04-22 07:30 pm | 3.3 | 51.98 | 47.62 | 30.90 | 111.30 | 10.10 | - | 1 | 8.10 | - |
| 2025-04-22 07:15 pm | 3.3 | 51.98 | 47.60 | 30.90 | 111.10 | 10.10 | - | 1 | 8.10 | - |
| 2025-04-22 07:00 pm | 3.3 | 51.98 | 47.60 | 30.90 | 111.10 | 10.10 | - | 1 | 8.10 | - |
| 2025-04-22 06:45 pm | 3.3 | 51.98 | 47.60 | 30.90 | 111.10 | 10.10 | - | 1 | 8.10 | - |
| 2025-04-22 06:30 pm | 3.3 | 51.98 | 47.59 | 30.90 | 111.00 | 10.00 | - | 1 | 8.10 | - |
| 2025-04-22 06:15 pm | 3.0 | 51.98 | 47.59 | 30.90 | 111.00 | 10.00 | - | 1 | 8.10 | - |
| 2025-04-22 06:00 pm | 3.0 | 52.16 | 47.57 | 30.90 | 110.80 | 10.00 | - | 1 | 8.10 | - |
| 2025-04-22 05:45 pm | 3.0 | 52.16 | 47.56 | 30.90 | 110.80 | 10.00 | - | 1 | 8.10 | - |
| 2025-04-22 05:30 pm | 3.0 | 52.16 | 47.56 | 30.90 | 110.80 | 10.00 | - | 1 | 8.10 | - |
| 2025-04-22 05:15 pm | 3.0 | 52.16 | 47.54 | 30.80 | 110.40 | 10.00 | - | 1 | 8.00 | - |
| 2025-04-22 05:00 pm | 3.0 | 52.16 | 47.55 | 30.80 | 110.00 | 9.90 | - | 1 | 8.00 | - |
| 2025-04-22 04:45 pm | 3.0 | 52.16 | 47.56 | 30.90 | 109.70 | 9.90 | - | 1 | 8.00 | - |
| 2025-04-22 04:30 pm | 3.0 | 52.16 | 47.55 | 30.80 | 109.80 | 9.90 | - | 1 | 8.00 | - |
| 2025-04-22 04:15 pm | 3.0 | 52.16 | 47.55 | 30.90 | 109.20 | 9.90 | - | 1 | 8.00 | - |
| 2025-04-22 04:00 pm | 2.6 | 52.16 | 47.57 | 30.90 | 108.90 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-22 03:45 pm | 2.6 | 52.16 | 47.56 | 30.90 | 108.70 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-22 03:30 pm | 2.6 | 52.16 | 47.54 | 30.80 | 108.90 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-22 03:15 pm | 2.6 | 52.16 | 47.52 | 30.80 | 108.80 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-22 03:00 pm | 2.6 | 52.16 | 47.44 | 30.80 | 108.70 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-22 02:45 pm | 2.6 | 53.06 | 46.99 | 30.50 | 109.40 | 9.80 | - | 1 | 8.00 | - |
| 2025-04-22 02:30 pm | 2.3 | 53.96 | 46.45 | 30.10 | 108.20 | 9.60 | - | 3 | 8.00 | - |
| 2025-04-22 02:15 pm | 2.3 | 53.96 | 46.34 | 30.00 | 108.00 | 9.60 | - | 1 | 8.00 | - |
| 2025-04-22 02:00 pm | 2.3 | 53.78 | 46.48 | 30.10 | 108.20 | 9.60 | - | 1 | 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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