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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(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): | 4.6 ft |
 Ocean Temperature (OTMP): | 78.08 °F |
| Conductivity (COND): | 31.64 mS/cm |
| Salinity (SAL): | 19.70 psu |
| Oxygen Saturation (O2PCT): | 77.4% |
| Oxygen Concentration (O2PPM): | 5.70 ppm |
| Turbidity (TURB): | 13 FTU |
| pH (PH): | 8.80 |
| TIME (CDT) |
DEPTH ft |
OTMP °F |
COND mS/cm |
SAL psu |
O2% % |
O2PPM ppm |
CLCON ug/l |
TURB FTU |
PH |
EH mV |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-04-14 12:45 pm | 4.6 | 78.08 | 31.67 | 19.70 | 78.80 | 5.80 | - | 13 | 9.00 | - |
| 2026-04-14 12:30 pm | 4.6 | 78.08 | 31.78 | 19.80 | 79.10 | 5.80 | - | 13 | 9.00 | - |
| 2026-04-14 12:15 pm | 4.6 | 77.36 | 31.73 | 19.80 | 64.70 | 4.80 | - | 13 | 9.00 | - |
| 2026-04-14 12:00 pm | 4.6 | 77.18 | 31.79 | 19.80 | 56.90 | 4.20 | - | 13 | 9.00 | - |
| 2026-04-14 11:45 am | 4.6 | 77.36 | 31.77 | 19.80 | 61.60 | 4.50 | - | 13 | 9.00 | - |
| 2026-04-14 11:30 am | 4.6 | 77.18 | 31.80 | 19.80 | 50.20 | 3.70 | - | 13 | 8.90 | - |
| 2026-04-14 11:15 am | 4.6 | 77.18 | 31.75 | 19.80 | 54.80 | 4.00 | - | 13 | 8.90 | - |
| 2026-04-14 11:00 am | 4.6 | 76.82 | 31.78 | 19.80 | 54.10 | 4.00 | - | 13 | 8.90 | - |
| 2026-04-14 10:45 am | 4.6 | 77.00 | 31.77 | 19.80 | 54.70 | 4.00 | - | 13 | 8.90 | - |
| 2026-04-14 10:30 am | 4.6 | 77.00 | 31.75 | 19.80 | 53.90 | 4.00 | - | 13 | 8.90 | - |
| 2026-04-14 10:15 am | 4.6 | 77.00 | 31.76 | 19.80 | 53.60 | 4.00 | - | 13 | 9.00 | - |
| 2026-04-14 10:00 am | 4.6 | 77.00 | 31.79 | 19.80 | 54.40 | 4.00 | - | 13 | 9.00 | - |
| 2026-04-14 09:45 am | 4.6 | 77.00 | 31.77 | 19.80 | 55.00 | 4.10 | - | 14 | 9.00 | - |
| 2026-04-14 09:30 am | 4.6 | 77.00 | 31.85 | 19.80 | 45.60 | 3.40 | - | 14 | 9.00 | - |
| 2026-04-14 09:15 am | 4.6 | 77.00 | 31.83 | 19.80 | 51.20 | 3.80 | - | 14 | 9.00 | - |
| 2026-04-14 09:00 am | 4.6 | 77.18 | 31.77 | 19.80 | 56.80 | 4.20 | - | 14 | 9.00 | - |
| 2026-04-14 08:45 am | 4.3 | 77.36 | 31.73 | 19.80 | 60.10 | 4.40 | - | 14 | 9.00 | - |
| 2026-04-14 08:30 am | 4.3 | 77.18 | 31.78 | 19.80 | 51.20 | 3.80 | - | 14 | 9.00 | - |
| 2026-04-14 08:15 am | 4.3 | 77.00 | 31.83 | 19.80 | 52.20 | 3.90 | - | 14 | 9.00 | - |
| 2026-04-14 08:00 am | 4.6 | 77.18 | 31.81 | 19.80 | 50.60 | 3.70 | - | 14 | 9.00 | - |
| 2026-04-14 07:45 am | 4.6 | 77.18 | 31.80 | 19.80 | 51.00 | 3.80 | - | 13 | 9.00 | - |
| 2026-04-14 07:30 am | 4.3 | 77.18 | 31.80 | 19.80 | 53.10 | 3.90 | - | 13 | 9.00 | - |
| 2026-04-14 07:15 am | 4.3 | 77.36 | 31.76 | 19.80 | 58.30 | 4.30 | - | 13 | 9.00 | - |
| 2026-04-14 07:00 am | 4.3 | 77.54 | 31.76 | 19.80 | 55.60 | 4.10 | - | 13 | 9.00 | - |
| 2026-04-14 06:45 am | 4.3 | 77.54 | 31.71 | 19.70 | 61.80 | 4.50 | - | 13 | 9.00 | - |
| 2026-04-14 06:30 am | 4.3 | 77.54 | 31.73 | 19.80 | 60.60 | 4.50 | - | 13 | 9.00 | - |
| 2026-04-14 06:15 am | 4.3 | 77.72 | 31.75 | 19.80 | 61.90 | 4.50 | - | 12 | 9.00 | - |
| 2026-04-14 06:00 am | 4.3 | 77.36 | 31.85 | 19.80 | 54.00 | 4.00 | - | 13 | 9.00 | - |
| 2026-04-14 05:45 am | 4.3 | 77.72 | 31.76 | 19.80 | 70.50 | 5.20 | - | 12 | 9.00 | - |
| 2026-04-14 05:30 am | 4.3 | 77.72 | 31.73 | 19.80 | 62.70 | 4.60 | - | 13 | 9.00 | - |
| 2026-04-14 05:15 am | 4.3 | 77.90 | 31.76 | 19.80 | 65.50 | 4.80 | - | 13 | 9.00 | - |
| 2026-04-14 05:00 am | 4.3 | 77.72 | 31.73 | 19.80 | 58.90 | 4.30 | - | 13 | 8.80 | - |
| 2026-04-14 04:45 am | 4.3 | 77.90 | 31.78 | 19.80 | 67.70 | 5.00 | - | 13 | 9.00 | - |
| 2026-04-14 04:30 am | 4.3 | 77.72 | 31.79 | 19.80 | 66.50 | 4.90 | - | 13 | 9.00 | - |
| 2026-04-14 04:15 am | 4.3 | 77.90 | 31.76 | 19.80 | 70.40 | 5.20 | - | 13 | 9.10 | - |
| 2026-04-14 04:00 am | 4.3 | 77.72 | 31.78 | 19.80 | 59.10 | 4.30 | - | 13 | 9.00 | - |
| 2026-04-14 03:45 am | 4.3 | 77.72 | 31.78 | 19.80 | 64.70 | 4.80 | - | 13 | 9.10 | - |
| 2026-04-14 03:30 am | 3.9 | 77.90 | 31.74 | 19.80 | 66.80 | 4.90 | - | 13 | 8.90 | - |
| 2026-04-14 03:15 am | 3.9 | 78.08 | 31.79 | 19.80 | 67.00 | 4.90 | - | 13 | 9.10 | - |
| 2026-04-14 03:00 am | 4.3 | 78.08 | 31.76 | 19.80 | 68.30 | 5.00 | - | 13 | 9.10 | - |
| 2026-04-14 02:45 am | 4.3 | 77.90 | 31.75 | 19.80 | 68.30 | 5.00 | - | 13 | 9.10 | - |
| 2026-04-14 02:30 am | 4.3 | 77.90 | 31.76 | 19.80 | 69.30 | 5.10 | - | 13 | 9.10 | - |
| 2026-04-14 02:15 am | 4.3 | 78.08 | 31.78 | 19.80 | 66.60 | 4.90 | - | 13 | 9.10 | - |
| 2026-04-14 02:00 am | 4.3 | 78.08 | 31.77 | 19.80 | 76.10 | 5.60 | - | 13 | 9.10 | - |
| 2026-04-14 01:45 am | 4.3 | 78.26 | 31.74 | 19.80 | 68.90 | 5.00 | - | 13 | 9.10 | - |
| 2026-04-14 01:30 am | 4.3 | 78.26 | 31.73 | 19.70 | 74.10 | 5.40 | - | 13 | 8.70 | - |
| 2026-04-14 01:15 am | 4.3 | 78.26 | 31.74 | 19.80 | 73.40 | 5.40 | - | 13 | 9.10 | - |
| 2026-04-14 01:00 am | 4.6 | 78.26 | 31.78 | 19.80 | 72.40 | 5.30 | - | 13 | 9.10 | - |
| 2026-04-14 12:45 am | 4.6 | 78.26 | 31.78 | 19.80 | 70.50 | 5.10 | - | 13 | 9.10 | - |
| 2026-04-14 12:30 am | 4.6 | 78.26 | 31.75 | 19.80 | 75.00 | 5.50 | - | 13 | 9.10 | - |
| 2026-04-14 12:15 am | 4.6 | 78.26 | 31.75 | 19.80 | 73.20 | 5.30 | - | 13 | 9.10 | - |
| 2026-04-14 12:00 am | 4.6 | 78.08 | 31.76 | 19.80 | 77.90 | 5.70 | - | 13 | 9.10 | - |
| 2026-04-13 11:45 pm | 4.6 | 78.26 | 31.74 | 19.80 | 76.80 | 5.60 | - | 13 | 9.10 | - |
| 2026-04-13 11:30 pm | 4.6 | 78.26 | 31.76 | 19.80 | 80.40 | 5.90 | - | 13 | 9.10 | - |
| 2026-04-13 11:15 pm | 4.6 | 78.26 | 31.69 | 19.70 | 76.50 | 5.60 | - | 13 | 9.10 | - |
| 2026-04-13 11:00 pm | 4.6 | 78.44 | 31.68 | 19.70 | 81.10 | 5.90 | - | 13 | 9.10 | - |
| 2026-04-13 10:45 pm | 4.6 | 78.62 | 31.69 | 19.70 | 82.70 | 6.00 | - | 13 | 9.10 | - |
| 2026-04-13 10:30 pm | 4.6 | 78.62 | 31.66 | 19.70 | 78.80 | 5.70 | - | 13 | 9.10 | - |
| 2026-04-13 10:15 pm | 4.9 | 78.44 | 31.68 | 19.70 | 80.60 | 5.90 | - | 13 | 9.10 | - |
| 2026-04-13 10:00 pm | 4.9 | 78.62 | 31.64 | 19.70 | 83.50 | 6.10 | - | 13 | 9.10 | - |
| 2026-04-13 09:45 pm | 4.9 | 78.62 | 31.64 | 19.70 | 85.10 | 6.20 | - | 13 | 9.10 | - |
| 2026-04-13 09:30 pm | 4.9 | 78.62 | 31.64 | 19.70 | 87.80 | 6.40 | - | 13 | 9.20 | - |
| 2026-04-13 09:15 pm | 4.6 | 78.62 | 31.64 | 19.70 | 87.30 | 6.40 | - | 13 | 9.20 | - |
| 2026-04-13 09:00 pm | 4.6 | 78.44 | 31.59 | 19.60 | 84.40 | 6.20 | - | 13 | 9.20 | - |
| 2026-04-13 08:45 pm | 4.6 | 79.16 | 31.61 | 19.70 | 88.10 | 6.40 | - | 13 | 9.20 | - |
| 2026-04-13 08:30 pm | 4.6 | 79.16 | 31.62 | 19.70 | 91.30 | 6.60 | - | 13 | 9.20 | - |
| 2026-04-13 08:15 pm | 4.6 | 79.16 | 31.65 | 19.70 | 91.10 | 6.60 | - | 13 | 9.20 | - |
| 2026-04-13 08:00 pm | 4.6 | 78.62 | 31.59 | 19.60 | 87.40 | 6.40 | - | 13 | 9.20 | - |
| 2026-04-13 07:45 pm | 4.6 | 78.62 | 31.57 | 19.60 | 80.50 | 5.90 | - | 13 | 9.20 | - |
| 2026-04-13 07:30 pm | 4.6 | 78.62 | 31.58 | 19.60 | 88.50 | 6.40 | - | 13 | 9.20 | - |
| 2026-04-13 07:15 pm | 4.6 | 78.62 | 31.54 | 19.60 | 79.70 | 5.80 | - | 13 | 9.20 | - |
| 2026-04-13 07:00 pm | 4.6 | 78.44 | 31.42 | 19.50 | 80.00 | 5.80 | - | 13 | 9.20 | - |
| 2026-04-13 06:45 pm | 4.6 | 78.26 | 31.43 | 19.50 | 75.20 | 5.50 | - | 13 | 9.20 | - |
| 2026-04-13 06:30 pm | 4.6 | 78.62 | 31.42 | 19.50 | 82.20 | 6.00 | - | 13 | 9.20 | - |
| 2026-04-13 06:15 pm | 4.6 | 78.44 | 31.46 | 19.60 | 79.40 | 5.80 | - | 13 | 9.20 | - |
| 2026-04-13 06:00 pm | 4.6 | 78.80 | 31.45 | 19.50 | 90.80 | 6.60 | - | 13 | 9.20 | - |
| 2026-04-13 05:45 pm | 4.6 | 78.98 | 31.59 | 19.60 | 94.40 | 6.90 | - | 13 | 9.20 | - |
| 2026-04-13 05:30 pm | 4.6 | 78.08 | 31.50 | 19.60 | 87.40 | 6.40 | - | 13 | 9.20 | - |
| 2026-04-13 05:15 pm | 4.6 | 77.90 | 31.48 | 19.60 | 85.00 | 6.20 | - | 13 | 9.20 | - |
| 2026-04-13 05:00 pm | 4.3 | 77.90 | 31.39 | 19.50 | 78.60 | 5.80 | - | 13 | 9.20 | - |
| 2026-04-13 04:45 pm | 4.3 | 78.08 | 31.36 | 19.50 | 83.10 | 6.10 | - | 13 | 9.20 | - |
| 2026-04-13 04:30 pm | 4.6 | 77.90 | 31.36 | 19.50 | 77.00 | 5.60 | - | 13 | 9.20 | - |
| 2026-04-13 04:15 pm | 4.6 | 77.90 | 31.37 | 19.50 | 77.60 | 5.70 | - | 13 | 9.20 | - |
| 2026-04-13 04:00 pm | 4.6 | 77.90 | 31.41 | 19.50 | 77.20 | 5.70 | - | 13 | 9.20 | - |
| 2026-04-13 03:45 pm | 4.6 | 77.18 | 31.47 | 19.60 | 72.90 | 5.40 | - | 13 | 9.20 | - |
| 2026-04-13 03:30 pm | 4.6 | 77.00 | 31.58 | 19.70 | 57.00 | 4.20 | - | 13 | 9.20 | - |
| 2026-04-13 03:15 pm | 4.3 | 76.82 | 31.54 | 19.60 | 58.90 | 4.40 | - | 13 | 9.20 | - |
| 2026-04-13 03:00 pm | 4.3 | 77.18 | 31.44 | 19.60 | 63.60 | 4.70 | - | 13 | 9.20 | - |
| 2026-04-13 02:45 pm | 4.3 | 77.18 | 31.43 | 19.60 | 66.40 | 4.90 | - | 13 | 9.20 | - |
| 2026-04-13 02:30 pm | 4.3 | 76.64 | 31.56 | 19.60 | 54.40 | 4.00 | - | 13 | 9.20 | - |
| 2026-04-13 02:15 pm | 4.3 | 77.00 | 31.40 | 19.50 | 70.40 | 5.20 | - | 13 | 9.20 | - |
| 2026-04-13 02:00 pm | 4.3 | 76.64 | 31.50 | 19.60 | 67.20 | 5.00 | - | 13 | 9.20 | - |
Historical data for station GBHM6 are available at the NERRS website.
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