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 FMNS1 - Fort Johnson, ACE Basin Reserve, SC
Owned and maintained by National Estuarine Research Reserve System
Water Quality Station
32.753 N 79.899 W (32°45'12" N 79°53'56" 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): | 7.5 ft |
 Ocean Temperature (OTMP): | 69.44 °F |
| Conductivity (COND): | 47.82 mS/cm |
| Salinity (SAL): | 31.20 psu |
| Oxygen Concentration (O2PCT): | 83.2% |
| Oxygen Concentration (O2PPM): | 6.20 ppm |
| Turbidity (TURB): | 23 FTU |
| pH (PH): | 7.90 |
| TIME (EDT) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mv |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-04-09 05:00 pm | 7.5 | 69.62 | 45.56 | 29.60 | 82.30 | 6.20 | - | 19 | 7.90 | - |
| 2025-04-09 04:45 pm | 7.2 | 69.62 | 46.76 | 30.40 | 79.90 | 6.00 | - | 29 | 7.90 | - |
| 2025-04-09 04:30 pm | 6.9 | 69.62 | 46.33 | 30.10 | 77.70 | 5.80 | - | 38 | 7.80 | - |
| 2025-04-09 04:15 pm | 6.9 | 69.98 | 44.08 | 28.50 | 81.40 | 6.10 | - | 37 | 7.80 | - |
| 2025-04-09 04:00 pm | 6.6 | 69.80 | 44.33 | 28.70 | 82.60 | 6.20 | - | 23 | 7.80 | - |
| 2025-04-09 03:45 pm | 6.2 | 69.98 | 43.73 | 28.20 | 82.30 | 6.20 | - | 16 | 7.90 | - |
| 2025-04-09 03:30 pm | 5.9 | 69.98 | 42.58 | 27.40 | 79.70 | 6.00 | - | 32 | 7.80 | - |
| 2025-04-09 03:15 pm | 5.6 | 70.34 | 41.74 | 26.80 | 85.60 | 6.50 | - | 32 | 7.80 | - |
| 2025-04-09 03:00 pm | 5.2 | 69.98 | 42.22 | 27.20 | 83.90 | 6.40 | - | 24 | 7.80 | - |
| 2025-04-09 02:45 pm | 4.9 | 70.34 | 40.86 | 26.20 | 86.70 | 6.60 | - | 25 | 7.90 | - |
| 2025-04-09 02:30 pm | 4.6 | 70.16 | 41.06 | 26.30 | 84.60 | 6.40 | - | 13 | 7.80 | - |
| 2025-04-09 02:15 pm | 4.6 | 70.16 | 39.76 | 25.40 | 88.40 | 6.80 | - | 15 | 7.90 | - |
| 2025-04-09 02:00 pm | 4.3 | 70.34 | 38.92 | 24.80 | 90.90 | 7.00 | - | 12 | 7.90 | - |
| 2025-04-09 01:45 pm | 3.9 | 70.16 | 38.64 | 24.60 | 92.30 | 7.10 | - | 7 | 7.90 | - |
| 2025-04-09 01:30 pm | 3.9 | 70.16 | 38.46 | 24.50 | 95.10 | 7.30 | - | 6 | 7.90 | - |
| 2025-04-09 01:15 pm | 3.6 | 70.16 | 38.45 | 24.50 | 94.80 | 7.30 | - | 6 | 7.90 | - |
| 2025-04-09 01:00 pm | 3.6 | 70.16 | 38.58 | 24.60 | 93.80 | 7.20 | - | 6 | 7.90 | - |
| 2025-04-09 12:45 pm | 3.6 | 69.98 | 38.86 | 24.80 | 93.10 | 7.20 | - | 7 | 7.90 | - |
| 2025-04-09 12:30 pm | 3.6 | 69.98 | 39.35 | 25.10 | 89.80 | 6.90 | - | 14 | 7.90 | - |
| 2025-04-09 12:15 pm | 3.6 | 69.98 | 39.27 | 25.10 | 91.00 | 7.00 | - | 6 | 7.90 | - |
| 2025-04-09 12:00 pm | 3.6 | 69.80 | 39.58 | 25.30 | 90.90 | 7.00 | - | 6 | 7.90 | - |
| 2025-04-09 11:45 am | 3.9 | 69.62 | 39.59 | 25.30 | 90.00 | 6.90 | - | 9 | 7.90 | - |
| 2025-04-09 11:30 am | 3.9 | 69.44 | 39.51 | 25.20 | 88.90 | 6.90 | - | 13 | 7.90 | - |
| 2025-04-09 11:15 am | 4.3 | 69.44 | 39.38 | 25.10 | 91.30 | 7.10 | - | 13 | 7.90 | - |
| 2025-04-09 11:00 am | 4.3 | 69.26 | 39.31 | 25.10 | 92.10 | 7.10 | - | 17 | 7.90 | - |
| 2025-04-09 10:45 am | 4.6 | 69.08 | 39.37 | 25.10 | 90.50 | 7.00 | - | 37 | 7.90 | - |
| 2025-04-09 10:30 am | 4.9 | 68.72 | 39.40 | 25.20 | 90.40 | 7.00 | - | 15 | 7.90 | - |
| 2025-04-09 10:15 am | 4.9 | 68.72 | 39.47 | 25.20 | 89.40 | 7.00 | - | 13 | 7.90 | - |
| 2025-04-09 10:00 am | 5.2 | 68.36 | 39.38 | 25.20 | 88.60 | 6.90 | - | 14 | 7.90 | - |
| 2025-04-09 09:45 am | 5.6 | 68.54 | 39.68 | 25.40 | 87.80 | 6.80 | - | 14 | 7.90 | - |
| 2025-04-09 09:30 am | 5.9 | 68.36 | 39.69 | 25.40 | 87.80 | 6.90 | - | 11 | 7.90 | - |
| 2025-04-09 09:15 am | 5.9 | 68.36 | 39.77 | 25.40 | 87.70 | 6.80 | - | 10 | 7.90 | - |
| 2025-04-09 09:00 am | 6.2 | 68.72 | 42.27 | 27.20 | 85.80 | 6.60 | - | 13 | 7.90 | - |
| 2025-04-09 08:45 am | 6.6 | 69.26 | 45.43 | 29.50 | 86.00 | 6.50 | - | 12 | 7.90 | - |
| 2025-04-09 08:30 am | 6.6 | 69.44 | 46.56 | 30.30 | 87.90 | 6.60 | - | 13 | 7.90 | - |
| 2025-04-09 08:15 am | 6.9 | 69.62 | 47.20 | 30.80 | 84.30 | 6.30 | - | 13 | 7.90 | - |
| 2025-04-09 08:00 am | 7.2 | 69.80 | 48.00 | 31.30 | 84.10 | 6.20 | - | 13 | 7.90 | - |
| 2025-04-09 07:45 am | 7.2 | 69.80 | 48.26 | 31.50 | 85.20 | 6.30 | - | 13 | 7.90 | - |
| 2025-04-09 07:30 am | 7.5 | 69.80 | 48.76 | 31.90 | 85.00 | 6.30 | - | 12 | 7.90 | - |
| 2025-04-09 07:15 am | 7.5 | 69.80 | 48.40 | 31.60 | 83.50 | 6.20 | - | 10 | 7.90 | - |
| 2025-04-09 07:00 am | 7.9 | 69.80 | 49.66 | 32.60 | 87.00 | 6.40 | - | 12 | 7.90 | - |
| 2025-04-09 06:45 am | 7.9 | 69.80 | 49.57 | 32.50 | 87.80 | 6.50 | - | 12 | 8.00 | - |
| 2025-04-09 06:30 am | 7.9 | 69.80 | 49.68 | 32.60 | 85.60 | 6.30 | - | 13 | 7.90 | - |
| 2025-04-09 06:15 am | 7.9 | 69.80 | 49.61 | 32.50 | 85.70 | 6.30 | - | 12 | 7.90 | - |
| 2025-04-09 06:00 am | 7.9 | 69.80 | 49.52 | 32.50 | 88.00 | 6.50 | - | 19 | 7.90 | - |
| 2025-04-09 05:45 am | 7.9 | 69.80 | 49.03 | 32.10 | 86.70 | 6.40 | - | 14 | 7.90 | - |
| 2025-04-09 05:30 am | 7.9 | 69.98 | 48.81 | 31.90 | 84.20 | 6.20 | - | 12 | 7.90 | - |
| 2025-04-09 05:15 am | 7.5 | 69.98 | 48.01 | 31.30 | 78.60 | 5.80 | - | 8 | 7.90 | - |
| 2025-04-09 05:00 am | 7.5 | 69.98 | 48.10 | 31.40 | 81.40 | 6.00 | - | 10 | 7.90 | - |
| 2025-04-09 04:45 am | 7.2 | 69.98 | 48.36 | 31.60 | 82.10 | 6.10 | - | 12 | 7.90 | - |
| 2025-04-09 04:30 am | 6.9 | 70.16 | 46.60 | 30.30 | 80.20 | 6.00 | - | 10 | 7.80 | - |
| 2025-04-09 04:15 am | 6.9 | 70.16 | 44.93 | 29.10 | 79.90 | 6.00 | - | 7 | 7.80 | - |
| 2025-04-09 04:00 am | 6.6 | 69.44 | 38.13 | 24.30 | 83.30 | 6.50 | - | 4 | 7.80 | - |
| 2025-04-09 03:45 am | 6.2 | 69.80 | 38.83 | 24.80 | 81.20 | 6.30 | - | 4 | 7.80 | - |
| 2025-04-09 03:30 am | 5.9 | 69.98 | 39.83 | 25.50 | 81.90 | 6.30 | - | 5 | 7.80 | - |
| 2025-04-09 03:15 am | 5.6 | 69.62 | 37.70 | 24.00 | 86.00 | 6.70 | - | 4 | 7.80 | - |
| 2025-04-09 03:00 am | 5.2 | 70.34 | 41.72 | 26.80 | 74.30 | 5.60 | - | 4 | 7.80 | - |
| 2025-04-09 02:45 am | 4.9 | 70.34 | 41.02 | 26.30 | 77.70 | 5.90 | - | 4 | 7.80 | - |
| 2025-04-09 02:30 am | 4.6 | 69.80 | 37.28 | 23.70 | 84.70 | 6.60 | - | 3 | 7.80 | - |
| 2025-04-09 02:15 am | 4.3 | 69.98 | 37.67 | 23.90 | 85.10 | 6.60 | - | 10 | 7.80 | - |
| 2025-04-09 02:00 am | 3.9 | 69.80 | 36.65 | 23.20 | 88.60 | 6.90 | - | 4 | 7.80 | - |
| 2025-04-09 01:45 am | 3.6 | 69.80 | 36.62 | 23.20 | 86.90 | 6.80 | - | 3 | 7.80 | - |
| 2025-04-09 01:30 am | 3.6 | 69.80 | 36.33 | 23.00 | 88.00 | 6.90 | - | 3 | 7.90 | - |
| 2025-04-09 01:15 am | 3.3 | 69.80 | 36.16 | 22.90 | 89.80 | 7.00 | - | 3 | 7.90 | - |
| 2025-04-09 01:00 am | 3.3 | 69.62 | 35.73 | 22.60 | 91.70 | 7.20 | - | 3 | 7.90 | - |
| 2025-04-09 12:45 am | 3.0 | 69.26 | 35.03 | 22.10 | 92.70 | 7.30 | - | 3 | 7.90 | - |
| 2025-04-09 12:30 am | 3.0 | 70.34 | 37.48 | 23.80 | 89.30 | 6.90 | - | 4 | 7.90 | - |
| 2025-04-09 12:15 am | 3.0 | 69.62 | 36.20 | 22.90 | 93.30 | 7.30 | - | 3 | 7.90 | - |
| 2025-04-09 12:00 am | 3.0 | 70.88 | 38.86 | 24.80 | 91.20 | 7.00 | - | 5 | 7.90 | - |
| 2025-04-08 11:45 pm | 3.0 | 70.70 | 39.96 | 25.60 | 87.60 | 6.70 | - | 6 | 7.80 | - |
| 2025-04-08 11:30 pm | 3.0 | 70.70 | 40.10 | 25.70 | 86.80 | 6.60 | - | 15 | 7.80 | - |
| 2025-04-08 11:15 pm | 3.3 | 70.88 | 39.12 | 25.00 | 89.00 | 6.80 | - | 5 | 7.90 | - |
| 2025-04-08 11:00 pm | 3.3 | 70.88 | 39.00 | 24.90 | 91.70 | 7.00 | - | 6 | 7.90 | - |
| 2025-04-08 10:45 pm | 3.6 | 70.88 | 38.77 | 24.70 | 93.50 | 7.10 | - | 6 | 7.90 | - |
| 2025-04-08 10:30 pm | 3.9 | 70.70 | 38.75 | 24.70 | 94.80 | 7.20 | - | 10 | 7.90 | - |
| 2025-04-08 10:15 pm | 3.9 | 70.88 | 38.90 | 24.80 | 95.70 | 7.30 | - | 10 | 7.90 | - |
| 2025-04-08 10:00 pm | 4.3 | 70.70 | 39.81 | 25.40 | 94.10 | 7.20 | - | 7 | 7.90 | - |
| 2025-04-08 09:45 pm | 4.6 | 70.88 | 39.01 | 24.90 | 98.70 | 7.50 | - | 17 | 7.90 | - |
| 2025-04-08 09:30 pm | 4.9 | 70.88 | 38.48 | 24.50 | 101.90 | 7.80 | - | 5 | 7.90 | - |
| 2025-04-08 09:15 pm | 5.2 | 70.70 | 38.69 | 24.70 | 101.10 | 7.70 | - | 5 | 7.90 | - |
| 2025-04-08 09:00 pm | 5.6 | 70.70 | 40.56 | 26.00 | 98.10 | 7.50 | - | 6 | 7.90 | - |
| 2025-04-08 08:45 pm | 5.6 | 70.16 | 43.85 | 28.30 | 93.00 | 7.00 | - | 6 | 7.90 | - |
| 2025-04-08 08:30 pm | 5.9 | 70.34 | 44.64 | 28.90 | 92.40 | 6.90 | - | 6 | 7.90 | - |
| 2025-04-08 08:15 pm | 6.2 | 70.34 | 47.26 | 30.80 | 86.40 | 6.40 | - | 12 | 7.90 | - |
| 2025-04-08 08:00 pm | 6.6 | 70.34 | 46.92 | 30.60 | 88.50 | 6.60 | - | 12 | 7.90 | - |
| 2025-04-08 07:45 pm | 6.6 | 70.52 | 46.50 | 30.20 | 89.80 | 6.70 | - | 12 | 7.90 | - |
| 2025-04-08 07:30 pm | 6.6 | 70.34 | 46.48 | 30.20 | 88.10 | 6.60 | - | 8 | 7.90 | - |
| 2025-04-08 07:15 pm | 6.9 | 70.34 | 46.32 | 30.10 | 89.70 | 6.70 | - | 8 | 7.90 | - |
| 2025-04-08 07:00 pm | 6.9 | 70.16 | 46.41 | 30.20 | 87.00 | 6.50 | - | 8 | 7.90 | - |
| 2025-04-08 06:45 pm | 6.9 | 70.34 | 46.04 | 29.90 | 87.00 | 6.50 | - | 8 | 7.90 | - |
| 2025-04-08 06:30 pm | 6.9 | 69.80 | 49.09 | 32.10 | 84.70 | 6.30 | - | 13 | 7.90 | - |
| 2025-04-08 06:15 pm | 6.9 | 69.80 | 48.32 | 31.60 | 83.10 | 6.20 | - | 13 | 7.90 | - |
| 2025-04-08 06:00 pm | 6.9 | 69.62 | 49.44 | 32.40 | 82.70 | 6.10 | - | 12 | 7.90 | - |
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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