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): | 2.6 ft |
 Ocean Temperature (OTMP): | 55.22 °F |
| Conductivity (COND): | 37.60 mS/cm |
| Salinity (SAL): | 23.80 psu |
| Oxygen Saturation (O2PCT): | 91.7% |
| Oxygen Concentration (O2PPM): | 8.30 ppm |
| Turbidity (TURB): | 5 FTU |
| pH (PH): | 8.00 |
| TIME (EST) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mV |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-01-07 06:00 am | 2.3 | 55.22 | 37.13 | 23.50 | 91.90 | 8.40 | - | 4 | 8.00 | - |
| 2026-01-07 05:45 am | 2.3 | 55.22 | 37.12 | 23.50 | 92.60 | 8.40 | - | 5 | 8.00 | - |
| 2026-01-07 05:30 am | 2.0 | 55.22 | 36.70 | 23.20 | 92.30 | 8.40 | - | 4 | 8.00 | - |
| 2026-01-07 05:15 am | 1.6 | 55.22 | 36.48 | 23.10 | 93.50 | 8.60 | - | 4 | 8.00 | - |
| 2026-01-07 05:00 am | 1.6 | 55.22 | 36.73 | 23.20 | 93.60 | 8.60 | - | 4 | 8.00 | - |
| 2026-01-07 04:45 am | 1.6 | 55.22 | 37.05 | 23.50 | 93.80 | 8.60 | - | 4 | 8.00 | - |
| 2026-01-07 04:30 am | 1.6 | 55.22 | 36.91 | 23.40 | 93.90 | 8.60 | - | 4 | 8.00 | - |
| 2026-01-07 04:15 am | 1.6 | 55.22 | 36.91 | 23.40 | 94.10 | 8.60 | - | 4 | 8.00 | - |
| 2026-01-07 04:00 am | 1.6 | 55.22 | 38.76 | 24.70 | 94.20 | 8.50 | - | 5 | 8.00 | - |
| 2026-01-07 03:45 am | 1.6 | 55.40 | 38.66 | 24.60 | 93.90 | 8.50 | - | 5 | 8.00 | - |
| 2026-01-07 03:30 am | 2.0 | 55.58 | 40.66 | 26.00 | 94.40 | 8.40 | - | 10 | 8.00 | - |
| 2026-01-07 03:15 am | 2.0 | 55.58 | 40.46 | 25.90 | 94.40 | 8.50 | - | 9 | 8.00 | - |
| 2026-01-07 03:00 am | 2.3 | 55.40 | 39.43 | 25.10 | 94.40 | 8.50 | - | 5 | 8.00 | - |
| 2026-01-07 02:45 am | 2.6 | 55.22 | 37.74 | 23.90 | 94.90 | 8.60 | - | 5 | 8.00 | - |
| 2026-01-07 02:30 am | 3.0 | 55.22 | 39.30 | 25.00 | 95.10 | 8.60 | - | 6 | 8.00 | - |
| 2026-01-07 02:15 am | 3.3 | 55.58 | 40.67 | 26.00 | 95.30 | 8.50 | - | 7 | 8.00 | - |
| 2026-01-07 02:00 am | 3.6 | 55.58 | 40.71 | 26.00 | 95.40 | 8.50 | - | 8 | 8.00 | - |
| 2026-01-07 01:45 am | 3.9 | 55.58 | 41.15 | 26.40 | 95.90 | 8.60 | - | 10 | 8.00 | - |
| 2026-01-07 01:30 am | 4.3 | 55.58 | 42.27 | 27.10 | 95.60 | 8.50 | - | 13 | 8.00 | - |
| 2026-01-07 01:15 am | 4.6 | 55.58 | 41.90 | 26.90 | 95.90 | 8.50 | - | 18 | 8.00 | - |
| 2026-01-07 01:00 am | 4.9 | 55.58 | 43.80 | 28.20 | 95.60 | 8.40 | - | 13 | 8.00 | - |
| 2026-01-07 12:45 am | 5.2 | 55.58 | 45.16 | 29.20 | 94.90 | 8.30 | - | 11 | 8.00 | - |
| 2026-01-07 12:30 am | 5.6 | 55.58 | 45.07 | 29.10 | 94.90 | 8.30 | - | 9 | 8.00 | - |
| 2026-01-07 12:15 am | 5.9 | 55.58 | 44.91 | 29.00 | 95.10 | 8.30 | - | 8 | 8.00 | - |
| 2026-01-07 12:00 am | 6.2 | 55.58 | 45.67 | 29.60 | 95.50 | 8.40 | - | 11 | 8.10 | - |
| 2026-01-06 11:45 pm | 6.2 | 55.58 | 47.34 | 30.80 | 95.00 | 8.30 | - | 7 | 8.10 | - |
| 2026-01-06 11:30 pm | 6.6 | 55.58 | 47.29 | 30.70 | 95.40 | 8.30 | - | 26 | 8.10 | - |
| 2026-01-06 11:15 pm | 6.6 | 55.40 | 46.66 | 30.30 | 95.60 | 8.30 | - | 8 | 8.10 | - |
| 2026-01-06 11:00 pm | 6.6 | 55.40 | 47.12 | 30.60 | 96.20 | 8.40 | - | 13 | 8.10 | - |
| 2026-01-06 10:45 pm | 6.9 | 55.40 | 46.29 | 30.00 | 95.40 | 8.30 | - | 11 | 8.10 | - |
| 2026-01-06 10:30 pm | 6.9 | 55.58 | 46.20 | 30.00 | 95.70 | 8.40 | - | 24 | 8.10 | - |
| 2026-01-06 10:15 pm | 6.9 | 55.40 | 45.64 | 29.60 | 95.40 | 8.40 | - | 8 | 8.10 | - |
| 2026-01-06 10:00 pm | 6.9 | 55.22 | 45.46 | 29.40 | 93.90 | 8.30 | - | 10 | 8.00 | - |
| 2026-01-06 09:45 pm | 6.9 | 55.22 | 45.34 | 29.30 | 94.80 | 8.30 | - | 8 | 8.00 | - |
| 2026-01-06 09:30 pm | 6.6 | 55.40 | 44.98 | 29.10 | 93.70 | 8.20 | - | 8 | 8.00 | - |
| 2026-01-06 09:15 pm | 6.6 | 55.58 | 44.81 | 29.00 | 95.20 | 8.40 | - | 8 | 8.00 | - |
| 2026-01-06 09:00 pm | 6.6 | 55.76 | 44.57 | 28.80 | 94.80 | 8.30 | - | 12 | 8.00 | - |
| 2026-01-06 08:45 pm | 6.2 | 55.40 | 45.00 | 29.10 | 95.10 | 8.40 | - | 13 | 8.00 | - |
| 2026-01-06 08:30 pm | 6.2 | 55.94 | 44.61 | 28.80 | 97.30 | 8.50 | - | 31 | 8.00 | - |
| 2026-01-06 08:15 pm | 5.9 | 55.76 | 43.27 | 27.90 | 95.90 | 8.50 | - | 16 | 8.00 | - |
| 2026-01-06 08:00 pm | 5.6 | 55.76 | 42.91 | 27.60 | 96.70 | 8.50 | - | 14 | 8.00 | - |
| 2026-01-06 07:45 pm | 5.2 | 55.58 | 41.84 | 26.80 | 94.50 | 8.40 | - | 8 | 8.00 | - |
| 2026-01-06 07:30 pm | 4.9 | 55.58 | 41.31 | 26.50 | 93.30 | 8.30 | - | 8 | 8.00 | - |
| 2026-01-06 07:15 pm | 4.6 | 55.40 | 41.57 | 26.60 | 94.40 | 8.40 | - | 14 | 8.00 | - |
| 2026-01-06 07:00 pm | 4.3 | 55.94 | 40.35 | 25.80 | 96.10 | 8.60 | - | 10 | 8.00 | - |
| 2026-01-06 06:45 pm | 3.9 | 56.12 | 40.03 | 25.60 | 96.30 | 8.60 | - | 7 | 8.00 | - |
| 2026-01-06 06:30 pm | 3.6 | 56.12 | 40.02 | 25.60 | 96.90 | 8.60 | - | 11 | 8.00 | - |
| 2026-01-06 06:15 pm | 3.3 | 56.12 | 39.87 | 25.50 | 97.30 | 8.70 | - | 7 | 8.00 | - |
| 2026-01-06 06:00 pm | 3.0 | 56.30 | 39.86 | 25.40 | 97.30 | 8.70 | - | 6 | 8.00 | - |
| 2026-01-06 05:45 pm | 2.6 | 56.30 | 39.88 | 25.50 | 97.10 | 8.60 | - | 5 | 8.00 | - |
| 2026-01-06 05:30 pm | 2.3 | 56.30 | 39.90 | 25.50 | 96.70 | 8.60 | - | 6 | 7.90 | - |
| 2026-01-06 05:15 pm | 2.3 | 56.30 | 39.90 | 25.50 | 96.40 | 8.60 | - | 7 | 7.90 | - |
| 2026-01-06 05:00 pm | 2.0 | 56.48 | 39.90 | 25.50 | 97.50 | 8.70 | - | 6 | 8.00 | - |
| 2026-01-06 04:45 pm | 1.6 | 56.48 | 39.93 | 25.50 | 98.00 | 8.70 | - | 10 | 8.00 | - |
| 2026-01-06 04:30 pm | 1.6 | 56.48 | 40.01 | 25.60 | 98.40 | 8.70 | - | 10 | 8.00 | - |
| 2026-01-06 04:15 pm | 1.6 | 56.30 | 39.91 | 25.50 | 98.00 | 8.70 | - | 8 | 8.00 | - |
| 2026-01-06 04:00 pm | 1.6 | 56.48 | 40.16 | 25.70 | 98.90 | 8.80 | - | 12 | 8.00 | - |
| 2026-01-06 03:45 pm | 1.6 | 56.48 | 40.34 | 25.80 | 98.80 | 8.80 | - | 12 | 8.00 | - |
| 2026-01-06 03:30 pm | 2.0 | 56.30 | 40.31 | 25.80 | 98.90 | 8.80 | - | 11 | 8.00 | - |
| 2026-01-06 03:15 pm | 2.3 | 56.30 | 40.33 | 25.80 | 99.20 | 8.80 | - | 10 | 8.00 | - |
| 2026-01-06 03:00 pm | 2.3 | 56.30 | 40.73 | 26.10 | 99.20 | 8.80 | - | 9 | 8.00 | - |
| 2026-01-06 02:45 pm | 2.6 | 56.12 | 41.25 | 26.40 | 99.20 | 8.80 | - | 10 | 8.00 | - |
| 2026-01-06 02:30 pm | 3.0 | 56.12 | 41.86 | 26.90 | 99.70 | 8.80 | - | 11 | 8.00 | - |
| 2026-01-06 02:15 pm | 3.6 | 55.94 | 42.84 | 27.60 | 99.70 | 8.80 | - | 12 | 8.10 | - |
| 2026-01-06 02:00 pm | 3.9 | 55.94 | 43.22 | 27.80 | 99.50 | 8.80 | - | 16 | 8.10 | - |
| 2026-01-06 01:45 pm | 4.3 | 55.94 | 43.28 | 27.90 | 99.40 | 8.80 | - | 16 | 8.10 | - |
| 2026-01-06 01:30 pm | 4.6 | 55.94 | 43.97 | 28.40 | 99.80 | 8.80 | - | 21 | 8.10 | - |
| 2026-01-06 01:15 pm | 4.9 | 55.76 | 43.87 | 28.30 | 99.70 | 8.80 | - | 17 | 8.10 | - |
| 2026-01-06 01:00 pm | 5.2 | 55.76 | 43.96 | 28.40 | 100.10 | 8.80 | - | 18 | 8.10 | - |
| 2026-01-06 12:45 pm | 5.9 | 56.12 | 44.43 | 28.70 | 100.60 | 8.80 | - | 25 | 8.10 | - |
| 2026-01-06 12:30 pm | 5.9 | 55.94 | 45.77 | 29.70 | 100.70 | 8.80 | - | 28 | 8.10 | - |
| 2026-01-06 12:15 pm | 6.2 | 55.76 | 45.97 | 29.80 | 100.00 | 8.70 | - | 27 | 8.10 | - |
| 2026-01-06 12:00 pm | 6.9 | 55.76 | 45.76 | 29.60 | 100.20 | 8.70 | - | 34 | 8.10 | - |
| 2026-01-06 11:45 am | 7.2 | 55.76 | 45.38 | 29.40 | 99.80 | 8.70 | - | 22 | 8.10 | - |
| 2026-01-06 11:30 am | 7.5 | 55.58 | 45.70 | 29.60 | 98.60 | 8.60 | - | 22 | 8.10 | - |
| 2026-01-06 11:15 am | 7.5 | 55.04 | 48.88 | 31.90 | 96.30 | 8.40 | - | 18 | 8.10 | - |
| 2026-01-06 11:00 am | 7.9 | 55.04 | 49.25 | 32.20 | 94.20 | 8.20 | - | 15 | 8.10 | - |
| 2026-01-06 10:45 am | 8.2 | 55.04 | 49.19 | 32.10 | 94.40 | 8.20 | - | 12 | 8.10 | - |
| 2026-01-06 10:30 am | 8.2 | 55.04 | 47.32 | 30.70 | 96.00 | 8.40 | - | 9 | 8.10 | - |
| 2026-01-06 10:15 am | 8.2 | 55.04 | 48.42 | 31.50 | 94.00 | 8.20 | - | 15 | 8.10 | - |
| 2026-01-06 10:00 am | 8.2 | 54.86 | 48.51 | 31.60 | 95.70 | 8.30 | - | 22 | 8.10 | - |
| 2026-01-06 09:45 am | 8.2 | 54.86 | 47.61 | 31.00 | 95.10 | 8.30 | - | 13 | 8.10 | - |
| 2026-01-06 09:30 am | 8.2 | 54.86 | 47.91 | 31.20 | 94.90 | 8.30 | - | 29 | 8.10 | - |
| 2026-01-06 09:15 am | 8.2 | 54.86 | 48.30 | 31.50 | 95.70 | 8.30 | - | 34 | 8.10 | - |
| 2026-01-06 09:00 am | 7.9 | 54.86 | 47.58 | 30.90 | 95.50 | 8.30 | - | 182 | 8.10 | - |
| 2026-01-06 08:45 am | 7.9 | 54.86 | 46.71 | 30.30 | 94.50 | 8.30 | - | 59 | 8.10 | - |
| 2026-01-06 08:30 am | 7.5 | 54.86 | 45.51 | 29.50 | 93.40 | 8.20 | - | 20 | 8.00 | - |
| 2026-01-06 08:15 am | 7.2 | 54.86 | 45.38 | 29.40 | 92.80 | 8.20 | - | 32 | 8.00 | - |
| 2026-01-06 08:00 am | 6.9 | 54.86 | 45.08 | 29.10 | 93.50 | 8.30 | - | 37 | 8.00 | - |
| 2026-01-06 07:45 am | 6.9 | 54.86 | 44.61 | 28.80 | 93.80 | 8.30 | - | 32 | 8.00 | - |
| 2026-01-06 07:30 am | 6.6 | 54.86 | 43.81 | 28.20 | 92.70 | 8.20 | - | 44 | 8.00 | - |
| 2026-01-06 07:15 am | 6.2 | 54.86 | 43.33 | 27.90 | 93.60 | 8.30 | - | 47 | 8.00 | - |
| 2026-01-06 07:00 am | 5.9 | 54.86 | 41.83 | 26.80 | 93.10 | 8.40 | - | 35 | 8.00 | - |
Historical data for station FMNS1 are available at the NERRS website.
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