View the latest observations near East Pacific Tropical Depression Twenty-One-E and East Pacific Hurricane Simon.
Station GBHM6 - Bayou Heron, Grand Bay Reserve, MS
Owned and maintained by National Estuarine Research Reserve System
NERRS Water Quality Station
30.418 N 88.405 W (30°25'4" N 88°24'19" 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): | 74.66 °F |
| Conductivity (COND): | 39.69 mS/cm |
| Salinity (SAL): | 25.30 psu |
| Oxygen Saturation (O2PCT): | 58.5% |
| Oxygen Concentration (O2PPM): | 4.30 ppm |
| Turbidity (TURB): | 13 FTU |
| pH (PH): | 7.00 |
| TIME (CDT) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mV |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-10-13 01:45 pm | 3.6 | 74.66 | 39.65 | 25.30 | 56.30 | 4.10 | - | 13 | 7.00 | - |
| 2026-10-13 01:30 pm | 3.6 | 74.66 | 39.73 | 25.40 | 51.80 | 3.80 | - | 13 | 7.00 | - |
| 2026-10-13 01:15 pm | 3.6 | 74.48 | 39.64 | 25.30 | 54.50 | 4.00 | - | 13 | 7.00 | - |
| 2026-10-13 01:00 pm | 3.6 | 74.48 | 39.71 | 25.30 | 53.20 | 3.90 | - | 13 | 7.00 | - |
| 2026-10-13 12:45 pm | 3.6 | 74.48 | 39.66 | 25.30 | 53.80 | 4.00 | - | 13 | 7.00 | - |
| 2026-10-13 12:30 pm | 3.6 | 74.30 | 39.77 | 25.40 | 48.10 | 3.50 | - | 13 | 6.90 | - |
| 2026-10-13 12:15 pm | 3.6 | 74.30 | 39.69 | 25.30 | 50.30 | 3.70 | - | 13 | 6.90 | - |
| 2026-10-13 12:00 pm | 3.6 | 74.30 | 39.65 | 25.30 | 52.10 | 3.80 | - | 13 | 6.90 | - |
| 2026-10-13 11:45 am | 3.6 | 74.30 | 39.67 | 25.30 | 47.50 | 3.50 | - | 13 | 6.90 | - |
| 2026-10-13 11:30 am | 3.6 | 74.12 | 39.72 | 25.40 | 48.70 | 3.60 | - | 13 | 6.90 | - |
| 2026-10-13 11:15 am | 3.6 | 74.12 | 39.60 | 25.30 | 46.60 | 3.40 | - | 13 | 6.90 | - |
| 2026-10-13 11:00 am | 3.3 | 73.94 | 39.72 | 25.40 | 45.80 | 3.40 | - | 13 | 6.90 | - |
| 2026-10-13 10:45 am | 3.3 | 73.94 | 32.08 | 20.00 | 47.60 | 3.60 | - | 13 | 6.90 | - |
| 2026-10-13 10:30 am | 3.3 | 73.94 | 39.59 | 25.30 | 48.20 | 3.60 | - | 14 | 6.90 | - |
| 2026-10-13 10:15 am | 3.3 | 73.94 | 39.55 | 25.20 | 44.10 | 3.30 | - | 14 | 6.90 | - |
| 2026-10-13 10:00 am | 3.3 | 73.76 | 39.55 | 25.20 | 46.30 | 3.40 | - | 14 | 6.90 | - |
| 2026-10-13 09:45 am | 3.3 | 73.76 | 39.52 | 25.20 | 42.70 | 3.20 | - | 14 | 6.90 | - |
| 2026-10-13 09:30 am | 3.3 | 73.76 | 39.59 | 25.30 | 42.50 | 3.10 | - | 14 | 6.90 | - |
| 2026-10-13 09:15 am | 3.3 | 73.76 | 32.55 | 20.30 | 40.70 | 3.00 | - | 14 | 6.90 | - |
| 2026-10-13 09:00 am | 3.3 | 73.76 | 39.56 | 25.20 | 40.80 | 3.00 | - | 14 | 6.90 | - |
| 2026-10-13 08:45 am | 3.3 | 73.76 | 39.68 | 25.30 | 39.20 | 2.90 | - | 14 | 6.90 | - |
| 2026-10-13 08:30 am | 3.0 | 73.76 | 39.71 | 25.40 | 38.50 | 2.80 | - | 14 | 6.90 | - |
| 2026-10-13 08:15 am | 3.0 | 73.76 | 39.68 | 25.30 | 40.20 | 3.00 | - | 13 | 6.90 | - |
| 2026-10-13 08:00 am | 3.0 | 73.58 | 39.36 | 25.10 | 47.60 | 3.50 | - | 13 | 6.90 | - |
| 2026-10-13 07:45 am | 3.0 | 73.58 | 39.52 | 25.20 | 44.60 | 3.30 | - | 13 | 6.90 | - |
| 2026-10-13 07:30 am | 3.3 | 73.40 | 39.17 | 25.00 | 55.80 | 4.10 | - | 13 | 6.90 | - |
| 2026-10-13 07:15 am | 3.3 | 73.40 | 38.94 | 24.80 | 57.70 | 4.30 | - | 12 | 6.90 | - |
| 2026-10-13 07:00 am | 3.3 | 73.76 | 39.52 | 25.20 | 47.40 | 3.50 | - | 12 | 6.90 | - |
| 2026-10-13 06:45 am | 3.3 | 73.76 | 39.27 | 25.00 | 56.30 | 4.20 | - | 12 | 6.90 | - |
| 2026-10-13 06:30 am | 3.3 | 73.94 | 39.45 | 25.20 | 51.70 | 3.80 | - | 12 | 6.90 | - |
| 2026-10-13 06:15 am | 3.3 | 73.94 | 39.33 | 25.10 | 54.40 | 4.00 | - | 12 | 6.90 | - |
| 2026-10-13 06:00 am | 3.6 | 73.94 | 39.39 | 25.10 | 55.70 | 4.10 | - | 12 | 6.90 | - |
| 2026-10-13 05:45 am | 3.6 | 73.94 | 39.30 | 25.10 | 56.70 | 4.20 | - | 12 | 6.90 | - |
| 2026-10-13 05:30 am | 3.6 | 74.12 | 39.43 | 25.20 | 55.90 | 4.10 | - | 12 | 6.90 | - |
| 2026-10-13 05:15 am | 3.6 | 73.94 | 39.60 | 25.30 | 52.30 | 3.90 | - | 12 | 6.90 | - |
| 2026-10-13 05:00 am | 3.9 | 73.94 | 39.58 | 25.30 | 52.80 | 3.90 | - | 12 | 6.90 | - |
| 2026-10-13 04:45 am | 3.9 | 73.94 | 39.54 | 25.20 | 54.30 | 4.00 | - | 12 | 6.90 | - |
| 2026-10-13 04:30 am | 3.9 | 74.12 | 39.50 | 25.20 | 56.10 | 4.10 | - | 12 | 6.90 | - |
| 2026-10-13 04:15 am | 3.9 | 74.12 | 39.46 | 25.20 | 58.70 | 4.30 | - | 12 | 6.90 | - |
| 2026-10-13 04:00 am | 4.3 | 74.12 | 39.50 | 25.20 | 56.90 | 4.20 | - | 13 | 7.00 | - |
| 2026-10-13 03:45 am | 4.3 | 73.94 | 39.57 | 25.30 | 54.50 | 4.00 | - | 12 | 7.00 | - |
| 2026-10-13 03:30 am | 4.3 | 73.76 | 39.61 | 25.30 | 55.80 | 4.10 | - | 12 | 7.00 | - |
| 2026-10-13 03:15 am | 4.3 | 73.76 | 39.60 | 25.30 | 56.30 | 4.20 | - | 12 | 7.00 | - |
| 2026-10-13 03:00 am | 4.3 | 73.94 | 39.57 | 25.30 | 57.50 | 4.20 | - | 12 | 7.00 | - |
| 2026-10-13 02:45 am | 4.3 | 73.94 | 39.59 | 25.30 | 55.00 | 4.10 | - | 13 | 7.00 | - |
| 2026-10-13 02:30 am | 4.6 | 73.76 | 39.62 | 25.30 | 57.20 | 4.20 | - | 13 | 7.00 | - |
| 2026-10-13 02:15 am | 4.6 | 73.76 | 39.66 | 25.30 | 55.10 | 4.10 | - | 13 | 7.00 | - |
| 2026-10-13 02:00 am | 4.6 | 73.76 | 39.62 | 25.30 | 57.00 | 4.20 | - | 13 | 6.90 | - |
| 2026-10-13 01:45 am | 4.6 | 73.76 | 39.58 | 25.30 | 57.50 | 4.30 | - | 13 | 6.90 | - |
| 2026-10-13 01:30 am | 4.6 | 73.94 | 39.59 | 25.30 | 59.20 | 4.40 | - | 13 | 7.00 | - |
| 2026-10-13 01:15 am | 4.6 | 74.12 | 39.58 | 25.30 | 59.20 | 4.40 | - | 13 | 7.00 | - |
| 2026-10-13 01:00 am | 4.6 | 73.94 | 39.55 | 25.20 | 63.10 | 4.70 | - | 13 | 6.90 | - |
| 2026-10-13 12:45 am | 4.9 | 74.12 | 39.50 | 25.20 | 63.90 | 4.70 | - | 13 | 7.00 | - |
| 2026-10-13 12:30 am | 4.9 | 74.30 | 39.59 | 25.30 | 63.60 | 4.70 | - | 13 | 7.00 | - |
| 2026-10-13 12:15 am | 4.9 | 73.94 | 39.69 | 25.30 | 56.40 | 4.20 | - | 13 | 7.00 | - |
| 2026-10-13 12:00 am | 4.9 | 73.94 | 39.67 | 25.30 | 61.50 | 4.50 | - | 13 | 7.00 | - |
| 2026-10-12 11:45 pm | 4.9 | 74.12 | 39.62 | 25.30 | 60.70 | 4.50 | - | 13 | 7.00 | - |
| 2026-10-12 11:30 pm | 5.2 | 74.12 | 39.59 | 25.30 | 64.70 | 4.80 | - | 13 | 7.00 | - |
| 2026-10-12 11:15 pm | 5.2 | 73.94 | 39.71 | 25.40 | 59.40 | 4.40 | - | 13 | 7.00 | - |
| 2026-10-12 11:00 pm | 5.2 | 73.94 | 39.78 | 25.40 | 60.10 | 4.40 | - | 13 | 7.00 | - |
| 2026-10-12 10:45 pm | 5.2 | 73.76 | 39.83 | 25.40 | 56.70 | 4.20 | - | 13 | 7.00 | - |
| 2026-10-12 10:30 pm | 5.2 | 73.94 | 39.74 | 25.40 | 59.10 | 4.40 | - | 13 | 7.00 | - |
| 2026-10-12 10:15 pm | 5.2 | 73.94 | 39.71 | 25.30 | 61.30 | 4.50 | - | 13 | 7.00 | - |
| 2026-10-12 10:00 pm | 5.2 | 73.76 | 39.77 | 25.40 | 57.60 | 4.30 | - | 13 | 7.00 | - |
| 2026-10-12 09:45 pm | 4.9 | 73.76 | 39.75 | 25.40 | 59.00 | 4.40 | - | 13 | 7.00 | - |
| 2026-10-12 09:30 pm | 4.9 | 73.76 | 39.77 | 25.40 | 60.10 | 4.40 | - | 13 | 7.00 | - |
| 2026-10-12 09:15 pm | 4.9 | 73.76 | 39.76 | 25.40 | 58.10 | 4.30 | - | 13 | 7.00 | - |
| 2026-10-12 09:00 pm | 4.9 | 73.76 | 39.69 | 25.30 | 63.10 | 4.70 | - | 13 | 7.00 | - |
| 2026-10-12 08:45 pm | 4.9 | 73.76 | 39.72 | 25.40 | 64.70 | 4.80 | - | 13 | 7.00 | - |
| 2026-10-12 08:30 pm | 4.9 | 73.94 | 39.53 | 25.20 | 66.60 | 4.90 | - | 13 | 7.00 | - |
| 2026-10-12 08:15 pm | 4.6 | 73.76 | 39.66 | 25.30 | 64.20 | 4.80 | - | 13 | 7.00 | - |
| 2026-10-12 08:00 pm | 4.6 | 73.94 | 39.60 | 25.30 | 67.60 | 5.00 | - | 13 | 7.00 | - |
| 2026-10-12 07:45 pm | 4.6 | 73.76 | 39.68 | 25.30 | 64.80 | 4.80 | - | 13 | 7.00 | - |
| 2026-10-12 07:30 pm | 4.6 | 73.94 | 39.53 | 25.20 | 68.70 | 5.10 | - | 13 | 7.00 | - |
| 2026-10-12 07:15 pm | 4.6 | 73.94 | 39.51 | 25.20 | 68.80 | 5.10 | - | 13 | 7.00 | - |
| 2026-10-12 07:00 pm | 4.6 | 73.94 | 39.45 | 25.20 | 70.90 | 5.20 | - | 13 | 7.00 | - |
| 2026-10-12 06:45 pm | 4.6 | 74.12 | 39.42 | 25.10 | 67.10 | 4.90 | - | 13 | 7.00 | - |
| 2026-10-12 06:30 pm | 4.6 | 73.94 | 39.49 | 25.20 | 66.80 | 4.90 | - | 13 | 7.00 | - |
| 2026-10-12 06:15 pm | 4.6 | 73.76 | 39.56 | 25.20 | 67.00 | 5.00 | - | 13 | 7.00 | - |
| 2026-10-12 06:00 pm | 4.3 | 73.94 | 39.47 | 25.20 | 70.10 | 5.20 | - | 13 | 7.00 | - |
| 2026-10-12 05:45 pm | 4.3 | 73.94 | 39.51 | 25.20 | 71.30 | 5.30 | - | 13 | 7.00 | - |
| 2026-10-12 05:30 pm | 4.3 | 73.94 | 39.45 | 25.20 | 67.10 | 5.00 | - | 13 | 7.00 | - |
| 2026-10-12 05:15 pm | 4.3 | 73.76 | 39.60 | 25.30 | 69.30 | 5.10 | - | 13 | 7.00 | - |
| 2026-10-12 05:00 pm | 4.3 | 73.58 | 39.64 | 25.30 | 70.00 | 5.20 | - | 13 | 7.00 | - |
| 2026-10-12 04:45 pm | 4.3 | 73.40 | 39.72 | 25.40 | 64.90 | 4.80 | - | 13 | 7.00 | - |
| 2026-10-12 04:30 pm | 4.3 | 73.76 | 39.43 | 25.20 | 71.00 | 5.30 | - | 13 | 7.00 | - |
| 2026-10-12 04:15 pm | 4.3 | 73.76 | 39.44 | 25.20 | 73.50 | 5.40 | - | 13 | 7.00 | - |
| 2026-10-12 04:00 pm | 4.3 | 73.58 | 39.58 | 25.30 | 71.40 | 5.30 | - | 13 | 7.00 | - |
| 2026-10-12 03:45 pm | 4.3 | 73.76 | 39.54 | 25.20 | 73.10 | 5.40 | - | 13 | 7.00 | - |
| 2026-10-12 03:30 pm | 4.3 | 73.40 | 39.71 | 25.40 | 64.60 | 4.80 | - | 13 | 7.00 | - |
| 2026-10-12 03:15 pm | 4.3 | 73.22 | 39.85 | 25.50 | 58.30 | 4.30 | - | 13 | 7.00 | - |
| 2026-10-12 03:00 pm | 3.9 | 73.40 | 39.72 | 25.40 | 64.50 | 4.80 | - | 13 | 7.00 | - |
| 2026-10-12 02:45 pm | 3.9 | 73.58 | 39.67 | 25.30 | 70.60 | 5.20 | - | 13 | 7.00 | - |
| 2026-10-12 02:30 pm | 3.9 | 73.40 | 39.75 | 25.40 | 64.10 | 4.80 | - | 13 | 7.00 | - |
| 2026-10-12 02:15 pm | 3.9 | 73.40 | 39.70 | 25.40 | 65.40 | 4.90 | - | 13 | 7.00 | - |
| 2026-10-12 02:00 pm | 3.9 | 73.40 | 39.66 | 25.30 | 67.00 | 5.00 | - | 13 | 7.00 | - |
Historical data for station GBHM6 are available at the NERRS website.
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